Used 2021 Chevrolet Suburban for Sale nearSaint Louis, MO

Compare 2021 Chevrolet Suburban Trims in Saint Louis, MO

The 2021 Chevrolet Suburban offers a range of trims from budget-friendly options to fully loaded models, all featuring robust V8 engines.

• Starting at $40,900
• Best MPG/MPGe: 15 city / 20 hwy
• Most Popular: Z71 4WD

Trim Overview

Prices updated weekly from CarGurus listings.

Quick Compare Table

Listing prices sourced from CarGurus — updated weekly. OEM specs from manufacturer data.

Missing data displayed as "—".

Trim Deep Dives

LT RWD — "Who It's For"

The LT RWD is the pick for shoppers who want a well-equipped SUV without the added cost of 4WD.

• Avg. market price: $41,800 (updated weekly)
• MPG/MPGe: 15 city / 20 hwy
• Inventory: 23 listings
• View LT RWD listings

LT 4WD — "Who It's For"

The LT 4WD is the pick for shoppers who want all-wheel drive without breaking the bank.

• Avg. market price: $41,800 (updated weekly)
• MPG/MPGe: 15 city / 19 hwy
• Inventory: 31 listings
• View LT 4WD listings

RST RWD — "Who It's For"

The RST RWD is the pick for shoppers who want a stylish SUV with standard features at a competitive price.

• Avg. market price: $41,800 (updated weekly)
• MPG/MPGe: 15 city / 20 hwy
• Inventory: 17 listings — lower availability; may limit negotiating room
• View RST RWD listings

Z71 4WD — "Who It's For"

The Z71 4WD is the pick for shoppers who want a rugged SUV with off-road capabilities and popular features.

• Avg. market price: $41,800 (updated weekly)
• MPG/MPGe: 15 city / 19 hwy
• Inventory: 85 listings
• View Z71 4WD listings

RST 4WD — "Who It's For"

The RST 4WD is the pick for shoppers who want a sporty SUV with all-wheel drive and premium features.

• Avg. market price: $43,500 (updated weekly)
• MPG/MPGe: 15 city / 19 hwy
• Inventory: 49 listings
• View RST 4WD listings

Premier RWD — "Who It's For"

The Premier RWD is the pick for shoppers who want luxury features without the added cost of 4WD.

• Avg. market price: $41,800 (updated weekly)
• MPG/MPGe: 15 city / 20 hwy
• Inventory: 14 listings — lower availability; may limit negotiating room
• View Premier RWD listings

Premier 4WD — "Who It's For"

The Premier 4WD is the pick for shoppers who want luxury and all-wheel drive in a full-size SUV.

• Avg. market price: $40,900 (updated weekly)
• MPG/MPGe: 15 city / 19 hwy
• Inventory: 49 listings
• View Premier 4WD listings

High Country 4WD — "Who It's For"

The High Country 4WD is the pick for shoppers who want the ultimate luxury SUV with off-road capability.

• Avg. market price: $45,299 (updated weekly)
• MPG/MPGe: 13 city / 19 hwy
• Inventory: 77 listings
• View High Country 4WD listings

Trim Recommendations

Most Popular — Z71 4WD

With 85 active listings, the Z71 4WD is the clear volume leader in the lineup.

Browse Z71 4WD listings

Best Budget Option — Premier 4WD

At $40,900 avg market price — below the lineup median of $41,800 — it's the most accessible entry point.

Browse Premier 4WD listings

Best for Fuel Economy — LT RWD

The LT RWD offers the best fuel economy in the lineup with 15 city / 20 hwy MPG.

Browse LT RWD listings

These recommendations are based on CarGurus' proprietary market data from September 12, 2026, CarGurus experts' opinions, and generative AI.

How much does the 2021 Chevrolet Suburban cost?

Prices have softened 13.71% compared to this time last year, making it a favorable time to shop this model year.

There are 1,682 listings available, which gives you a solid pool to compare prices and equipment.

Is the 2021 Chevrolet Suburban a good car?

Yes — with a 5/5 user rating and an expert rating of 7.67/10, the 2021 Chevrolet Suburban is a strong fit if you want maximum space and utility. The standout strength is Form and function at 10/10.

Owners consistently praise its smooth ride, spaciousness, and family-friendly comfort, and many also value the feature content. The trade-offs are its size in tight spaces, along with a few comfort and efficiency compromises. That lines up with the overview: you’re looking at a truck-based full-size SUV built for towing power, cabin room, and long-haul usefulness rather than crossover-like maneuverability. 34.6% of listings are priced as good or great deals, which suggests there are worthwhile opportunities if you shop carefully.

Is the 2021 Chevrolet Suburban reliable?

Owners rate it 5/5, a strong signal of long-term satisfaction.

The owner feedback points to a dependable, trouble-free ownership experience, with repeated praise for comfort and family usefulness. The expert notes also emphasize that the Suburban is built around a durable truck-based formula and a capable powertrain lineup, which supports confidence in everyday use. If you’re buying used, the main long-term risk is less about the concept and more about finding one that has been maintained well and not overworked.

What should I look for when buying a used 2021 Chevrolet Suburban?

At 74.7% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and then prioritize a thorough inspection of body condition, interior wear, and any signs of heavy use. Because this is a large, family-oriented SUV, it’s worth paying close attention to seat condition, cargo-area wear, and how well the features operate. If you’re comparing multiple listings, focus on the ones with clean records and consistent maintenance.

Key things to evaluate:

• Trim level: The LS comes with the 10.2-inch infotainment system, 18-inch alloy wheels, a trailer hitch, power-adjustable front seats, tri-zone climate control, remote keyless entry, remote start, a WiFi hotspot, and a wall-style power outlet. The LT adds a hands-free power liftgate, leather upholstery, heated front seats, a wireless charging pad, and a nine-speaker Bose premium stereo. The Z71 adds rugged styling, while the Premier adds more luxury-oriented equipment such as adaptive suspension, navigation, power-folding third-row seats, and heated-and-ventilated front seats.
• Powertrain: The standard engine is a 5.3-liter V8 with 355 horsepower and 383 pound-feet of torque. You can also find a 6.2-liter V8 with 420 hp and 460 lb-ft of torque, plus a 3.0-liter inline-six Duramax turbodiesel with 277 hp and 460 lb-ft of torque. The diesel brings strong pickup and V8-like torque, while the V8s emphasize towing and traditional truck capability.
• Safety package: Standard equipment includes automatic emergency braking, forward-collision avoidance with pedestrian detection, automatic high beams, rear parking sensors, and the Teen Driver system. Available features include adaptive cruise control, lane-departure warning, blind-spot monitoring, rear cross-traffic assist, front parking sensors, and a surround-view monitor camera system. Some of those features are optional here even though they come standard on some rivals.
• Infotainment: You get a standard 10.2-inch touchscreen with wireless Apple CarPlay and Android Auto. Wireless device charging is available, and you can also add navigation, a rear entertainment system, and a head-up display.
• Fuel efficiency: The diesel with RWD returns 21 mpg city, 27 mpg highway, and 23 mpg combined. With 4WD, it returns 20 mpg city, 26 mpg highway, and 22 mpg combined. The 5.3-liter V8 returns 16 mpg city, 20 mpg highway, and 18 mpg combined in RWD form, or 15 mpg city, 19 mpg highway, and 17 mpg combined with 4WD. The 6.2-liter V8 returns 15 mpg city, 19 mpg highway, and 17 mpg combined in RWD form, or 14 mpg city, 19 mpg highway, and 16 mpg combined with 4WD.

Which 2021 Chevrolet Suburban trim should I buy?

The 2021 Chevrolet Suburban is offered in 6 trim levels: LS, LT, Z71, RST, Premier, and High Country.

Here's the short version:

• LS: This is the entry point, but it still gives you the core Suburban experience with the standard infotainment system, tri-zone climate control, remote start, and a useful set of everyday features. It makes sense if you want the biggest cabin for the least money.
• LT: This is the best-value trim for many shoppers because it adds leather upholstery, heated front seats, a wireless charging pad, a hands-free power liftgate, and a better Bose audio system. If you want a more polished daily driver without jumping too far up the price ladder, this is the one to target.
• Z71: This is the rugged, off-road-inspired choice, with four-wheel drive, tow hooks, skid plates, and all-terrain tires. It’s the trim to consider if you want the most trail-ready look and hardware.
• RST: This is the on-road style-focused trim, with 22-inch wheels, dark exterior accents, and a black interior with red stitching. It suits you if appearance matters more than extra luxury content.
• Premier: This is the step up for buyers who want more comfort and convenience, including adaptive suspension, navigation, power-folding third-row seats, and heated-and-ventilated front seats. It’s a strong pick if you want a more upscale family hauler.
• High Country: This is the range-topper, and it brings the most premium feel along with available deluxe-package equipment such as adaptive air suspension, power-retractable running boards, a panoramic sunroof, and rear-seat entertainment. Choose it if you want the most fully equipped Suburban.

The Z71 is the off-road trim, while the RST is the on-road “performance” trim. The LS does not include some of the comfort and convenience upgrades found higher up the range, so many shoppers will find the LT the sweet spot.

Is now a good time to buy a used 2021 Chevrolet Suburban?

This looks like a moderate, selective buyer’s market, so you can shop with some leverage if you’re patient.

• Deal availability: 34.6% of listings are priced as good or great deals.
• Inventory: There are 1,682 listings available.
• Price trend: Prices have softened 13.71% compared with last year.
• Clean inventory: 74.7% of listings are accident-free.

If you find a listing below $38,337, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Chevrolet Suburban's resale value?

The current average of $38,337 sits slightly below last year's $44,428.

That price movement suggests the market has already adjusted downward, which can help you buy at a more favorable entry point. For a future seller, that also means resale value will depend heavily on condition, mileage, and equipment rather than just model-year desirability. Well-kept examples with desirable features should hold up better than neglected ones, especially in a segment where buyers care a lot about space, capability, and family usability.

Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 Chevrolet Suburban safe?

The 2021 Chevrolet Suburban earns an 8/10 safety score from our experts.

It comes with automatic emergency braking, forward-collision avoidance with pedestrian detection, automatic high beams, rear parking sensors, and the Teen Driver system. Available upgrades include adaptive cruise control, lane-departure warning, blind-spot monitoring, rear cross-traffic assist, front parking sensors, and a surround-view monitor camera system. Some of those features are optional here, so you’ll want to check the exact equipment on any used listing you’re considering.

Should I buy a 2021 Chevrolet Suburban or consider a different year?

If you're weighing the 2021 against nearby model years, here's how to think about it:

Choose the 2021 if:

• 34.6% of listings are priced as good or great deals.
• At 74.7% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 13.71% compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.
• It adds a redesigned cabin, modern tech, and a new turbodiesel option.

Consider the 2022 if:

• At $43,432, the 2022 costs more than the current year's $38,337 average.
• It adds standard Google built-in and more standard driver-assistance tech.

The bottom line: If you want the better value, the 2021 is the smarter buy because it delivers the redesigned Suburban formula at a lower average price. If you’re willing to pay more for extra standard tech and safety features, the 2022 is the better path.

These recommendations are based on CarGurus' proprietary market data from September 11, 2026, CarGurus experts' opinions, and generative AI.