Used 2018 GMC Yukon XL for Sale nearDenver, CO
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 97,441
- Stock #:
- 318822
- VIN:
- 1GKS2HKJ5KR318822


Sponsored by Sterling Autoplex
2019 GMC Yukon XL
Denali 4WD
97,441 mi
$29,500
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 87,280
- Stock #:
- JR278944
- VIN:
- 1GKS2HKJ6JR278944

-$1,000
Sponsored Listing
2018 GMC Yukon XL
Denali 4WD
87,280 mi
$30,999
$29,999
- Year:
- 2017
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8 Flex Fuel Vehicle
- Exterior color:
- Onyx Black
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 195,748
- Stock #:
- 55378V
- VIN:
- 1GKS2GKC9HR396038

Sponsored Listing
2017 GMC Yukon XL
SLT 4WD
195,748 mi
$12,567
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray (Satin Steel Metallic)
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dark Atmosphere
- Mileage:
- 128,082
- Stock #:
- P1762A
- VIN:
- 1GKS2HKJ5KR263885

-$2,400
2019 GMC Yukon XL
Denali 4WD
128,082 mi
$27,853
$25,453
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 174,925
- Stock #:
- JR139042AA
- VIN:
- 1GKS2HKJ6JR139042

2018 GMC Yukon XL
Denali 4WD
174,925 mi
$18,061
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 117,195
- Stock #:
- 169430
- VIN:
- 1GKS2HKJ0JR169430

2018 GMC Yukon XL
Denali 4WD
117,195 mi
$25,587
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Black
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 69,239
- Stock #:
- U10240
- VIN:
- 1GKS2GKC5JR344153

2018 GMC Yukon XL
SLT 4WD
69,239 mi
$22,900
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Mileage:
- 90,343
- Stock #:
- PT212457
- VIN:
- 1GKS1HKJ0KR212457

2019 GMC Yukon XL
Denali RWD
90,343 mi
$29,013
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 140,770
- Stock #:
- JR395812
- VIN:
- 1GKS2GKCXJR395812

2018 GMC Yukon XL
SLT 4WD
140,770 mi
$19,893
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 93,225
- Stock #:
- JR335552
- VIN:
- 1GKS2GKC7JR335552

2018 GMC Yukon XL
SLT 4WD
93,225 mi
$26,468
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 148,085
- Stock #:
- 64587
- VIN:
- 1GKS2GKC9KR250519

2019 GMC Yukon XL
SLT 4WD
148,085 mi
$18,219
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 97,441
- Stock #:
- 318822
- VIN:
- 1GKS2HKJ5KR318822

2019 GMC Yukon XL
Denali 4WD
97,441 mi
$29,500
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 118,891
- Stock #:
- A71138A
- VIN:
- 1GKS2GKC4KR238925

2019 GMC Yukon XL
SLT 4WD
118,891 mi
$25,581
CarGurus Analysis:
2018 GMC Yukon XL
With 87 currently listed for sale near Denver, CO and an average price of $24,023, 25.3% of 2018 GMC Yukons XLs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2018 GMC Yukon XL 5 / 5 stars.
57.5% of 2018 Yukon XL models on CarGurus are accident free.
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Onyx Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- Automatic
- Mileage:
- 109,772
- Stock #:
- 3741
- VIN:
- 1GKS2GKC8KR253606

2019 GMC Yukon XL
SLT 4WD
109,772 mi
$25,655
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Cream
- Transmission:
- Automatic
- Mileage:
- 101,611
- Stock #:
- DN136806
- VIN:
- 1GKS2HKJ6KR136806

2019 GMC Yukon XL
Denali 4WD
101,611 mi
$29,498
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 156,107
- Stock #:
- EYC-215105
- VIN:
- 1GKS2HKJXKR215105

2019 GMC Yukon XL
Denali 4WD
156,107 mi
$20,364
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Silver
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- Automatic
- Mileage:
- 124,052
- Stock #:
- 47992
- VIN:
- 1GKS2GKC5KR347992

2019 GMC Yukon XL
SLT 4WD
124,052 mi
$22,521
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- 4X2
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- White
- Combined gas mileage:
- 18 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 139,961
- Stock #:
- EYC-239021
- VIN:
- 1GKS1GKC5KR239021

2019 GMC Yukon XL
SLT RWD
139,961 mi
$20,487
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 182,833
- Stock #:
- DP00573A
- VIN:
- 1GKS2GKC6JR243901

-$1,637
2018 GMC Yukon XL
SLT 4WD
182,833 mi
$16,602
$14,965
- Year:
- 2018
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Gray
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- Automatic
- Mileage:
- 145,282
- Stock #:
- JYC-175990
- VIN:
- 1GKS2HKJ2JR175990

2018 GMC Yukon XL
Denali 4WD
145,282 mi
$22,890
- Year:
- 2017
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- Black
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 91,556
- Stock #:
- 335704
- VIN:
- 1GKS2HKJ6HR335704

2017 GMC Yukon XL
Denali 4WD
91,556 mi
$26,736
- Year:
- 2017
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 420 hp 6.2L V8
- Exterior color:
- White
- Combined gas mileage:
- 17 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 103,998
- Stock #:
- S71705
- VIN:
- 1GKS2HKJXHR285938

2017 GMC Yukon XL
Denali 4WD
103,998 mi
$24,487
- Year:
- 2019
- Make:
- GMC
- Model:
- Yukon XL
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 355 hp 5.3L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 118,891
- Stock #:
- A71138A
- VIN:
- 1GKS2GKC4KR238925

Sponsored Listing
2019 GMC Yukon XL
SLT 4WD
118,891 mi
$25,581
CarGurus Analysis: 2018 GMC Yukon XL

Summary
With 87 currently listed for sale near Denver, CO and an average price of $24,023, 25.3% of 2018 GMC Yukons XLs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2018 GMC Yukon XL 5 / 5 stars.
57.5% of 2018 Yukon XL models on CarGurus are accident free.
Why it stands out
The 2018 GMC Yukon XL stands out as a full-size SUV built around space, comfort, and a traditional truck-based layout. It uses a solid rear axle and a higher cargo-area floor than car-based crossovers, which gives it a more truck-like character than many shoppers will find in newer family haulers. For buyers who need room above all else, that design pays off with a spacious third row and a large cargo area, while the available nine-passenger seating configuration adds to its family-friendly appeal.
For 2018, the Yukon XL’s base setup included a 5.3L V8 engine, eight-passenger seating, 18-inch aluminum wheels, an eight-inch infotainment screen, three-zone climate control, a Bose audio system, and OnStar technology. Safety and convenience equipment could be expanded with the optional Driver Alert Package, which added forward collision alert with automatic emergency braking, lane-departure warning, lane keep assist, lane-change alert, and a vibrating safety alert seat. The SLT brought more comfort features, including a hands-free power liftgate, power adjustable pedals, heated and ventilated front seats, heated second-row seats with power-folding functionality, and leather seating surfaces.
The Denali trim is what gives the 2018 GMC Yukon XL its luxury edge. It came with the larger 6.2L V8 engine, magnetic ride control suspension, 20-inch aluminum wheels, an upgraded Bose audio system, and a chrome grille, while the available Denali Touring Package added a sunroof, head-up display, navigation, and a rear-seat entertainment system. That combination makes the Yukon XL especially appealing to buyers who want a big SUV that feels upscale and can still handle family duty, though its truck-based design and poor fuel economy remain part of the tradeoff.
Other model years to consider
- Average price: $53,957
- Good/great deal percentage: 27.1%
- User rating: 5 / 5
- Total listings: 170
- Average price: $46,660
- Good/great deal percentage: 27.6%
- User rating: 4.8 / 5
- Total listings: 192
- Average price: $39,629
- Good/great deal percentage: 29.9%
- User rating: 5 / 5
- Total listings: 137
This analysis is based on CarGurus' proprietary market data from September 28, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
5.0 Overall rating
Filter by rating
Desirae H
Reviewed a 2018 GMC Yukon XL on Aug 18, 2025
It is a good value. Has all the bells and whistles except for massage seats. In good condition.
Michael B
Reviewed a 2018 GMC Yukon XL on Jul 23, 2022
Perfect for family vacations and trips. Very roomie. Love it
Paul W
Reviewed a 2018 GMC Yukon XL on Aug 3, 2024
Very nice suv with plenty of seating and luggage area. Family friendly on long vacations.
Dominick C
Reviewed a 2018 GMC Yukon XL on Jul 16, 2022
Great spacious and luxurious vehicle for a large family, or just wanting more room!!
Compare 2018 GMC Yukon XL Trims in Denver, CO
The 2018 GMC Yukon XL offers a range of trims from budget-friendly options to luxury models, all with robust V8 engines.
- Starting at $22,338
- Best MPG/MPGe: 16 city / 23 hwy
- Most Popular: Denali 4WD
Trim Overview
Prices updated weekly from CarGurus listings.
| SLE RWD | SLE 4WD | SLT RWD | SLT 4WD | Denali RWD | Denali 4WD (Most Popular) | |
|---|---|---|---|---|---|---|
| Starting MSRP | $51,800 | $54,800 | $59,900 | $62,900 | $68,900 | $71,900 |
| Avg. Market Price | $24,090 | $24,090 | $24,090 | $22,338 | $24,090 | $27,594 |
| Positioning | Best value | AWD for less | Standard | AWD for less | Standard | Trail-ready |
| Standout Features | Bluetooth, Backup Camera, Remote Start | Bluetooth, Backup Camera, Remote Start | Blind Spot Monitoring, Heated Seats, Leather Seats | Heated Seats, Backup Camera, Blind Spot Monitoring | Heated Seats, Bluetooth, Backup Camera | Heated Seats, Backup Camera, Bluetooth |
| Drivetrain | 4X2 | 4X4 | 4X2 | 4X4 | 4X2 | 4X4 |
| Listings Available | 6 | 11 | 24 | 80 | 29 | 242 |
Quick Compare Table
Listing prices sourced from CarGurus — updated weekly. OEM specs from manufacturer data.
| SLE RWD | SLE 4WD | SLT RWD | SLT 4WD | Denali RWD | Denali 4WD | |
|---|---|---|---|---|---|---|
| AI Summary | Best value for a full-size SUV | Affordable AWD option | Standard features at a good price | AWD with more luxury | Luxury features without 4WD | Most luxurious and capable trim |
| Avg. Market Price | $24,090 | $24,090 | $24,090 | $22,338 | $24,090 | $27,594 |
| MSRP | $51,800 | $54,800 | $59,900 | $62,900 | $68,900 | $71,900 |
| Engine | 5.3L 355 hp V8 | 5.3L 355 hp V8 | 5.3L 355 hp V8 | 5.3L 355 hp V8 | 6.2L 420 hp V8 | 6.2L 420 hp V8 |
| Drivetrain | 4X2 | 4X4 | 4X2 | 4X4 | 4X2 | 4X4 |
| MPG/MPGe (City/Hwy) | 16/23 | 15/22 | 16/23 | 15/22 | 14/23 | 14/21 |
| Bluetooth | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Backup Camera | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Remote Start | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Android Auto | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| CarPlay | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Navigation System | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Third Row Seating | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Blind Spot Monitoring | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Parking Sensors | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Heated Seats | — | — | ✓ | ✓ | ✓ | ✓ |
| Leather Seats | — | — | ✓ | ✓ | ✓ | ✓ |
| Active Listings | 6 | 11 | 24 | 80 | 29 | 242 |
Missing data displayed as "—".
Trim Deep Dives
SLE RWD — "Who It's For"
The SLE RWD is the pick for shoppers who want a full-size SUV with essential features without paying for luxury upgrades.
- Avg. market price: $24,090 (updated weekly)
- MPG/MPGe: 16 city / 23 hwy
- Inventory: 6 listings — lower availability; may limit negotiating room
- View SLE RWD listings
SLE 4WD — "Who It's For"
The SLE 4WD is the pick for shoppers who want all-wheel drive capability without the higher price of luxury trims.
- Avg. market price: $24,090 (updated weekly)
- MPG/MPGe: 15 city / 22 hwy
- Inventory: 11 listings — lower availability; may limit negotiating room
- View SLE 4WD listings
SLT RWD — "Who It's For"
The SLT RWD is the pick for shoppers who want a well-rounded SUV with added luxury features without going for the top trim.
- Avg. market price: $24,090 (updated weekly)
- MPG/MPGe: 16 city / 23 hwy
- Inventory: 24 listings
- View SLT RWD listings
SLT 4WD — "Who It's For"
The SLT 4WD is the pick for shoppers who want luxury features and all-wheel drive capability at a competitive price.
- Avg. market price: $22,338 (updated weekly)
- MPG/MPGe: 15 city / 22 hwy
- Inventory: 80 listings
- View SLT 4WD listings
Denali RWD — "Who It's For"
The Denali RWD is the pick for shoppers who want a luxury SUV experience without the need for all-wheel drive.
- Avg. market price: $24,090 (updated weekly)
- MPG/MPGe: 14 city / 23 hwy
- Inventory: 29 listings
- View Denali RWD listings
Denali 4WD — "Who It's For"
The Denali 4WD is the pick for shoppers who want the ultimate luxury and capability in a full-size SUV.
- Avg. market price: $27,594 (updated weekly)
- MPG/MPGe: 14 city / 21 hwy
- Inventory: 242 listings — widest selection in the lineup
- View Denali 4WD listings
Trim Recommendations
Most Popular — Denali 4WD
With 242 active listings, the Denali 4WD is the clear volume leader in the lineup.
Best Budget Option — SLT 4WD
At $22,338 avg market price — below the lineup median of $24,090 — it's the most accessible entry point.
Best for Fuel Economy — SLE RWD
The SLE RWD offers the best fuel economy in the lineup with 16/23 MPG.
These recommendations are based on CarGurus' proprietary market data from September 24, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
2018 GMC Yukon XL Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2018 GMC Yukon XL prices has changed over time.
See more price trends2018 GMC Yukon XL Pricing Analysis: Denver, CO Market Report
Pricing by Nearby Locations
Market Area: Denver, CO
Key Insights
- Highest Price in Montrose: The city of Montrose has the highest average price at $32,398, likely due to lower inventory and higher demand for larger SUVs.
- Lowest Prices in Castle Rock: Castle Rock offers the lowest average price at $24,166, indicating a more competitive market with higher inventory levels.
- Price Stability in Fort Collins: With 70 listings and an average price of $22,986, Fort Collins shows a stable pricing environment, suggesting balanced supply and demand.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Montrose, CO | 60 | $32,398 |
| Castle Rock, CO | 80 | $24,166 |
| Longmont, CO | 76 | $23,892 |
| Fort Collins, CO | 70 | $22,986 |
| Colorado Springs, CO | 72 | $22,900 |
Pricing by Trim Packages
Key Insights
- Denali 4WD is the Most Popular: The Denali 4WD trim leads with 232 listings, reflecting strong demand for premium features and 4WD capability.
- Price Range Across Trims: The SLT 4WD trim is priced at $62,900, while the SLE RWD is the most affordable at $51,800, indicating a significant price spread of $11,100 between the highest and lowest trims.
- Feature-Rich Premium Trims: The Denali 4WD trim, priced at $71,900, includes luxury features such as leather seats and advanced safety technology, justifying its higher price point.
Trim-Level Details
| Trim | Listings | MSRP | Drivetrain | Engine |
|---|---|---|---|---|
| Denali 4WD | 232 | $71,900 | 4X4 | 6.2L 420 hp V8 |
| SLT 4WD | 79 | $62,900 | 4X4 | 5.3L 355 hp V8 |
| Denali RWD | 30 | $68,900 | 4X2 | 6.2L 420 hp V8 |
| SLT RWD | 22 | $59,900 | 4X2 | 5.3L 355 hp V8 |
| SLE 4WD | 11 | $54,800 | 4X4 | 5.3L 355 hp V8 |
| SLE RWD | 6 | $51,800 | 4X2 | 5.3L 355 hp V8 |
Pricing Analysis by Model Year
Key Insights
- Newer Models Command Premium Prices: The 2026 GMC Yukon XL is priced at $87,121, reflecting a 20.0% premium over its original MSRP, indicating strong demand for the latest model.
- Significant Depreciation for Older Models: The 2015 GMC Yukon XL shows the steepest depreciation at -69.0% compared to its original MSRP, highlighting the rapid value loss for older vehicles.
- Best Value in Recent Models: The 2022 GMC Yukon XL is priced at $47,356, which is -16.0% below its MSRP, making it a compelling option for buyers seeking value without sacrificing modern features.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 | $72,600 | $87,121 | +20.0% |
| 2025 | $70,200 | $74,021 | +5.3% |
| 2024 | $61,200 | $64,109 | +4.7% |
| 2023 | $60,400 | $52,893 | -12.5% |
| 2022 | $56,700 | $47,356 | -16.0% |
| 2021 | $53,700 | $38,471 | -28.3% |
| 2020 | $53,400 | $33,641 | -37.0% |
| 2019 | $52,400 | $25,002 | -52.3% |
| 2017 | $51,230 | $21,785 | -57.5% |
| 2016 | $51,015 | $18,764 | -63.2% |
| 2015 | $50,440 | $15,634 | -69.0% |
These recommendations are based on CarGurus' proprietary market data from September 23, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
How much does the 2018 GMC Yukon XL cost?
| Metric | Value |
|---|---|
| Current Average Price | $22,351 |
| Year-Round Low | $22,351 |
| Year-Round High | $25,443 |
| Average Price a Year Ago | $25,440 |
| Change vs. Last Year | −12.14% |
Prices have softened 12.14% compared to this time last year, making it a favorable time to shop this model year.
There are 1,040 listings available, which gives you a solid pool to compare prices and equipment.
Is the 2018 GMC Yukon XL a good car?
Yes — the 2018 GMC Yukon XL earns a 5/5 user rating, which points to strong owner satisfaction. Owners consistently praise its spaciousness and luxurious feel, and they also like how well it works for vacations and daily family use. The Yukon XL’s full-size, truck-based layout makes the most sense if you want room above all else, especially for passengers and cargo. With 33.5% of listings marked as good or great deals, you have a decent chance of finding a competitive price.
Is the 2018 GMC Yukon XL reliable?
Owners rate it 5/5, a strong signal of long-term satisfaction.
The owner feedback also highlights a dependable, trouble-free ownership experience for many shoppers, with the kind of long-term confidence that matters in a large family SUV. Some owners did mention minor issues like dings, dents, and a malfunctioning screen, so a careful used buyer should still expect to verify condition closely before committing.
What should I look for when buying a used 2018 GMC Yukon XL?
At 61.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
You should start with a vehicle history report and confirm whether any prior damage was repaired properly. A pre-purchase inspection should focus on body condition, electronics, and signs of wear that can be easy to miss in photos. Because this is a large, family-oriented SUV, pay close attention to how the cabin, cargo area, and infotainment system have held up.
Is now a good time to buy a used 2018 GMC Yukon XL?
This looks like a moderate, selective buyer’s market, so you can shop patiently and still find worthwhile options.
- Deal availability: 33.5% of listings are priced as good or great deals.
- Inventory: There are 1,040 listings available.
- Price trend: Prices have softened 12.14% compared with last year.
- Clean inventory: 61.4% of listings are accident-free.
If you find a listing below $22,351, that's toward the low end of the year-round range and worth acting on quickly.
What is the 2018 GMC Yukon XL's resale value?
The current average of $22,351 sits slightly below last year's $25,440.
That price movement suggests the market has cooled, which can help you buy more affordably now but may also limit short-term upside if you plan to resell soon. If you keep the vehicle in strong condition and buy at a favorable price, you can reduce the impact of depreciation when it’s time to sell. Demand should remain supported by the Yukon XL’s space-focused appeal and family-friendly utility.
Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.
Should I buy a 2018 GMC Yukon XL or consider a different year?
If you're weighing the 2018 against nearby model years, here's how to think about it:
Choose the 2018 if:
- 33.5% of listings are priced as good or great deals.
- At 61.4% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
- Price trend: Prices have softened 12.14% compared with last year.
- Owners rate it 5/5 — a strong satisfaction signal.
The bottom line:
If you want the strongest mix of value and availability, the 2018 is the primary year to target because pricing has eased and there are plenty of listings to compare. If you’re especially price-sensitive, you can also use nearby model years as backup options, but the 2018 gives you a clear starting point for finding a well-equipped full-size SUV without overpaying.
These recommendations are based on CarGurus' proprietary market data from September 29, 2026, CarGurus experts' opinions, and generative AI.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
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