Used Mercedes-Benz GLB for Sale nearCastle Rock, CO
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2021
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 302 hp 2L I4
- Exterior color:
- Polar White
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 33,474
- Stock #:
- P10963
- VIN:
- W1N4M5BB3MW082917
Sponsored by Mike Ward Infiniti
2021 Mercedes-Benz GLB
AMG 35 4MATIC
33,474 mi
$33,789
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Mountain Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 67,218
- Stock #:
- C606137B
- VIN:
- W1N4M4HBXNW249292
Sponsored Listing
2022 Mercedes-Benz GLB
250 4MATIC
67,218 mi
$23,643
- Year:
- 2026
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 2,101
- Stock #:
- 473729X
- VIN:
- W1N4M4HB7TW473729
Sponsored Listing
2026 Mercedes-Benz GLB
250 4MATIC
2,101 mi
$43,876
- Year:
- 2021
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Mountain Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 188,766
- Stock #:
- L226020A
- VIN:
- W1N4M4HB2MW095286
-$400
2021 Mercedes-Benz GLB
250 4MATIC
188,766 mi
$12,661
$12,261
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Mountain Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 67,218
- Stock #:
- C606137B
- VIN:
- W1N4M4HBXNW249292
2022 Mercedes-Benz GLB
250 4MATIC
67,218 mi
$23,643
- Year:
- 2023
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Silver
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 41,644
- Stock #:
- PW277780
- VIN:
- W1N4M4HB5PW277780
2023 Mercedes-Benz GLB
250 4MATIC
41,644 mi
$27,497
- Year:
- 2023
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Night Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 39,849
- Stock #:
- N188767A
- VIN:
- W1N4M4GB8PW280951
-$2,002
2023 Mercedes-Benz GLB
250 FWD
39,849 mi
$26,619
$24,617
- Year:
- 2023
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 15,774
- Stock #:
- B270031B1
- VIN:
- W1N4M4HB1PW336128
2023 Mercedes-Benz GLB
250 4MATIC
15,774 mi
$32,451
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Night Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 32,045
- Stock #:
- P56342
- VIN:
- W1N4M4GB4NW240184
-$1,001
2022 Mercedes-Benz GLB
250 FWD
32,045 mi
$26,618
$25,617
- Year:
- 2023
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 302 hp 2L I4
- Exterior color:
- Denim Blue Metallic
- Fuel type:
- Gasoline
- Interior color:
- Gray (Neva Grey/Black)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 34,446
- Stock #:
- 64203
- VIN:
- W1N4M5BB7PW290979
2023 Mercedes-Benz GLB
AMG 35 4MATIC
34,446 mi
$37,721
- Year:
- 2026
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 5,870
- Stock #:
- 260315X
- VIN:
- W1N4M4HB9TW456818
-$1,135
2026 Mercedes-Benz GLB
250 4MATIC
5,870 mi
$43,632
$42,497
- Year:
- 2026
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 3,129
- Stock #:
- 479129X
- VIN:
- W1N4M4HB2TW479129
2026 Mercedes-Benz GLB
250 4MATIC
3,129 mi
$44,876
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Brown (Tan)
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 48,480
- Stock #:
- 1990
- VIN:
- W1N4M4HB0LW030449
2020 Mercedes-Benz GLB
250 4MATIC
48,480 mi
$23,616
Recommended model year:
2021 Mercedes-Benz GLB
Shop 2021 Mercedes-Benz GLB »With 926 currently listed for sale and an average price of $23,856.00, 35.5% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLB 5 / 5 stars and CarGurus experts gave it an 8 / 10.
86.1% of 2021 GLB models on CarGurus are accident free.
- Year:
- 2026
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 2,101
- Stock #:
- 473729X
- VIN:
- W1N4M4HB7TW473729
2026 Mercedes-Benz GLB
250 4MATIC
2,101 mi
$43,876
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 8-Speed Automatic
- Mileage:
- 65,285
- Stock #:
- 2562
- VIN:
- W1N4M4HB8NW191957
2022 Mercedes-Benz GLB
250 4MATIC
65,285 mi
$23,497
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 23,410
- Stock #:
- 6935
- VIN:
- W1N4M4GB1NW196855
2022 Mercedes-Benz GLB
250 FWD
23,410 mi
$29,562
- Year:
- 2026
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Cirrus Silver Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 3,539
- Stock #:
- TW443066
- VIN:
- W1N4M4HB0TW443066
2026 Mercedes-Benz GLB
250 4MATIC
3,539 mi
$40,360
- Year:
- 2023
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 31,126
- Stock #:
- W307315
- VIN:
- W1N4M4GB7PW307315
2023 Mercedes-Benz GLB
250 FWD
31,126 mi
$27,006
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 21,123
- Stock #:
- PFM1254
- VIN:
- W1N4M4HB4NW201254
-$1,418
2022 Mercedes-Benz GLB
250 4MATIC
21,123 mi
$30,495
$29,077
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Night Black
- Combined gas mileage:
- 27 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige)
- Transmission:
- Automatic
- Mileage:
- 47,619
- Stock #:
- HL10946A
- VIN:
- W1N4M4HB2LW035295
-$2,378
2020 Mercedes-Benz GLB
250 4MATIC
47,619 mi
$24,491
$22,113
- Year:
- 2025
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Polar White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Dual Clutch
- Mileage:
- 4,627
- Stock #:
- SP0015
- VIN:
- W1N4M4HB4SW429931
2025 Mercedes-Benz GLB
250 4MATIC
4,627 mi
$39,389
- Year:
- 2021
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 63,560
- Stock #:
- 12457
- VIN:
- W1N4M4HB7MW140724
2021 Mercedes-Benz GLB
250 4MATIC
63,560 mi
$23,519
- Year:
- 2022
- Make:
- Mercedes-Benz
- Model:
- GLB
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 221 hp 2L I4
- Exterior color:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- 8-Speed Automatic
- Mileage:
- 65,285
- Stock #:
- 2562
- VIN:
- W1N4M4HB8NW191957
Sponsored Listing
2022 Mercedes-Benz GLB
250 4MATIC
65,285 mi
$23,497
FAQs
How much does the Mercedes-Benz GLB cost in Castle Rock, CO?
How many Mercedes-Benz GLB vehicles in Castle Rock, CO have no reported accidents or damage?
What fuel types are available?
4.5 Overall rating
Customers say
The Mercedes-Benz GLB has impressed many owners with its spaciousness, comfortable ride, and premium features that set it apart in the luxury SUV segment. Reviewers particularly enjoy the versatile seating options and the overall design, while also praising its good fuel efficiency. However, some drivers have noted concerns regarding interior material quality and ride stiffness. Despite these critiques, the GLB consistently delivers a pleasant driving experience with an emphasis on technology and comfort.
AI generated from the text of customer reviews.
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What people say
John S
Reviewed a 2023 Mercedes-Benz GLB on Jan 22, 2026
The 2023 Mercedes-Benz GLB is the perfect blend of luxury, practicality, and performance. It offers a refined interior with premium materials, intuitive technology, and a surprisingly spacious cabin for its class. The ride is smooth and composed, with confident handling that makes both city driving and longer trips enjoyable. What really stands out is the versatility—plenty of cargo space, comfortable seating, and thoughtful features that make everyday driving effortless. The design is modern and upscale without being overdone, and the attention to detail is exactly what you expect from Mercedes-Benz. Overall, the GLB delivers luxury, comfort, and functionality in one well-rounded package. An excellent choice for anyone looking for a premium compact SUV that doesn’t compromise.
Gilles M
Reviewed a 2020 Mercedes-Benz 250 4MATIC on Jan 6, 2026
Simple luxury suv that provides great comfort, stylish interior, and decent power.
Heather M
Reviewed a 2023 Mercedes-Benz 250 4MATIC on Oct 23, 2023
Fit and finish is what you would expect from Mercedes. The front seat comfort is a true relief for my aching back. Everything inside is focused on convenience for the driver. The track pad, mouses, and other interactive features make sure that everything is literally at your fingertips. The interior lighting is soothing as well as functional, especially when you have middle aged eyes that don’t see quite as well in the dark as they used to. The panoramic sunroof makes it feel like you can see the whole sky giving the car a very open feel in the front. Plus, the ceiling height is generous enough to easily fit my very tall sons. There really isn’t anything about this vehicle that I dislike except the standard floor mats. I’ll be ordering all weather mats. I do feel like there are some features that should be standard rather than optional for a luxury vehicle, but fortunately this one already had everything I needed. Also, the Denim Blue is a rich and velvety color. I had my mind set on black or dark grey initially, but I am glad that the blue was where I landed. It’s gorgeous!
Scott M
Reviewed a 2024 Mercedes-Benz GLB on May 17, 2023
I purchased a Certifed Pre-Owned GLB250 with approx. 30,000 miles on it, after previously owning a GLA250 model. This GLB250 currently has about 90,000 miles on it. I have owned over 100 vehicles, over my lifetime, and this vehicle is probably one of the best that I have ever driven,. At 6’3” tall, I have often found myself cramped in other vehicles, but not in this Mercedes! I do a great deal of traveling, so good overall fuel economy is a must for me. This GLB250 seats 7 people,(two small individuals in rear-most seats), and I’m averaging 30+ MPG on the highway. I think that the optional AMG sport appearance package is awesome, and truly sets this SUV apart from all of the others. I find that, even in the “comfort” mode, it is a blast to drive around! Mercedes really did do this model right!
Mercedes-Benz GLB Trims
| Trim type | MSRP |
|---|---|
| 250 FWD | $43,800 |
| 250 4MATIC | $45,800 |
| AMG 35 4MATIC | $60,600 |
Mercedes-Benz GLB Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of Mercedes-Benz GLB prices has changed over time.
See more price trendsCarGurus recommends the 2021 Mercedes-Benz GLB
Summary
With 926 currently listed for sale and an average price of $23,856.00, 35.5% of 2021 Mercedes-Benz GLBs for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2021 Mercedes-Benz GLB 5 / 5 stars and CarGurus experts gave it an 8 / 10.
86.1% of 2021 GLB models on CarGurus are accident free.
Why it stands out
The 2021 Mercedes-Benz GLB stands out in the compact luxury SUV class by making room for an optional third row. That flexibility gives it a broader passenger-carrying role than many rivals, and it helps the GLB feel like a practical choice for buyers who want Mercedes-Benz style without giving up everyday usefulness. Its approachable starting price also adds to its appeal, especially for shoppers looking for an entry point into the brand.
Beyond the seating layout, the 2021 GLB is described as an attractive crossover SUV with a flexible interior. It also brings multiple powertrain options and impressive technology, which should widen its appeal for buyers who want both variety and modern features. The tradeoffs are worth noting, though: the third row is cramped, the transmission is irritating, and the seats are uncomfortable.
Other model years to consider
- Average price: $30,523.00
- Good/great deal percentage: 35.0%
- User rating: 5 / 5
- Total listings: 1,044
- Average price: $34,151.00
- Good/great deal percentage: 35.1%
- User rating: 5 / 5
- Total listings: 946
- Average price: $38,269.00
- Good/great deal percentage: 35.2%
- Total listings: 1,204
These recommendations are based on CarGurus' proprietary market data from August 10, 2026, CarGurus experts' opinions, and generative AI.
Recent expert test drives
2020 Mercedes-Benz GLB
- Expert review9/10
- MSRP$36,600-$38,600
- Avg. price$20,807
- User rating4.1429
2021 Mercedes-Benz GLB
- Expert review8/10
- MSRP$38,050-$49,500
- Avg. price$23,759
- User rating5
2022 Mercedes-Benz GLB
- Expert review7/10
- MSRP$38,600-$49,950
- Avg. price$27,143
- User rating4
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