Used 2021 Mercedes-Benz GLA for Sale near New Jersey

How much does the 2021 Mercedes-Benz GLA cost?

Prices have softened 9.71% compared to this time last year, making it a favorable time to shop this model year.

There are 649 listings available, which gives you a decent amount of inventory to compare before you buy.

Is the 2021 Mercedes-Benz GLA a good car?

Generally — the 4.33/5 user rating and 7.5/10 expert rating point to a model that lands well with shoppers who want a compact luxury SUV with strong tech and multiple powertrain choices. The 2021 redesign gives you a more traditional small-SUV shape, easy maneuverability, and a not-cramped cabin, while the trade-offs are clear: poor ride quality, poor handling, and limited cargo space. The standout strength is Technology at 9/10.

The GLA’s appeal is strongest if you want a small, premium SUV that feels modern and easy to live with in town, but the expert notes make it clear that refinement and practicality are not its calling cards. Trade-offs include poor ride quality and poor handling.

The market looks reasonably supportive, with 34.5% of listings marked as good or great deals.

Is the 2021 Mercedes-Benz GLA reliable?

Owners rate it 4.33/5, a solid signal of long-term satisfaction. The 2021 GLA’s redesign and compact-SUV packaging suggest a more modern ownership experience than the old model, and the expert notes point to a vehicle that delivers the basics of the segment while leaning heavily on technology and available powertrain variety. The performance notes also describe the turbocharged setup as strong once you’re underway, even if it can feel less polished in everyday driving.

Mercedes also includes a useful set of standard convenience and safety features, and the available Driver Assistance Package adds a much broader suite of driver aids. For used buyers, the main long-term risk is that the GLA’s premium positioning may not fully offset its rougher ride, cabin noise, and unrefined powertrain if you expect Mercedes-level polish.

What should I look for when buying a used 2021 Mercedes-Benz GLA?

Accident-free inventory is solid at 78.1% — always verify the vehicle history report.

You should still check the vehicle history report carefully and prioritize a pre-purchase inspection, especially if you’re considering a higher-mileage example or one without the optional driver-assistance equipment. Focus on overall condition, cabin wear, and whether the features you want are actually present on the specific car you’re looking at.

Key things to evaluate:

• Trim level: The GLA lineup includes the GLA 250, GLA 250 4MATIC, and AMG GLA 35, with an AMG GLA 45 coming soon. The base setup gives you the redesigned body, standard LED headlights, and a modern cabin, while the 4MATIC version adds all-wheel drive and hill-descent control. If you want the best value, the GLA 250 is the most straightforward starting point, while the AMG models are for buyers who want more performance.
• Powertrain: The GLA 250 and GLA 250 4MATIC use a 2.0-liter turbocharged four-cylinder with 221 horsepower and 258 pound-feet of torque, paired with an eight-speed dual-clutch transmission. The AMG GLA 35 steps up to 302 hp and 295 lb-ft, and the AMG GLA 45 raises output to 382 hp and 354 lb-ft. The standard turbo-four returns 25 mpg city, 34 mpg highway, and 28 mpg combined, while the 4MATIC version does one mpg worse in each category.
• Safety package: Every GLA gets a rearview camera, blind-spot monitoring, forward-collision warning, vehicle-exit warning, automatic emergency braking, driver-drowsiness monitoring, crosswind assist, and traditional cruise control. The Driver Assistance Package adds adaptive cruise control, active lane-keeping assist, active blind-spot assist, evasive steering assist, route-based speed adjustment, and more. The Parking Assistance Package adds a surround-view camera and parking assist.
• Infotainment: Standard MBUX includes two 7.0-inch display screens, Bluetooth, Apple CarPlay, Android Auto, and four USB ports. Available upgrades include a 10.25-inch touchscreen, wireless device charging, a WiFi hot spot, navigation, head-up display, and a 12-speaker Burmester audio system.
• Fuel efficiency: The GLA 250 is rated at 25 mpg city, 34 mpg highway, and 28 mpg combined, while the 4MATIC version is one mpg lower in each category.

Which 2021 Mercedes-Benz GLA trim should I buy?

The 2021 Mercedes-Benz GLA is offered in 3 trim levels: GLA 250, GLA 250 4MATIC, AMG GLA 35.

Here's the short version:

• GLA 250: This is the best-value choice if you want the redesigned GLA’s core strengths without paying extra for AWD or AMG performance. You still get the standard tech-rich cabin, the 221-hp turbo-four, and the full set of basic safety features.
• GLA 250 4MATIC: Choose this if you want all-wheel drive and hill-descent control for added traction and confidence. It costs more and returns slightly worse fuel economy, but it broadens the GLA’s capability without jumping to AMG pricing.
• AMG GLA 35: Pick this if you care most about performance. It brings a much stronger engine, quicker acceleration, AMG-specific drive modes, sport suspension, high-performance brakes, and an AMG exhaust system.

For safety equipment, the Driver Assistance Package is the key upgrade if you want nearly all of the GLA’s most desirable active safety tech.

Is now a good time to buy a used 2021 Mercedes-Benz GLA?

This looks like a moderate, selective buyer’s market, so you have room to shop carefully and compare listings.

• Deal availability: 34.5% of listings are priced as good or great deals.
• Inventory: There are 649 listings available.
• Price trend: Prices have softened 9.71% compared with last year.
• Clean inventory: 78.1% of listings are accident-free.

If you find a listing below $22,615, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Mercedes-Benz GLA's resale value?

The current average of $23,051 sits slightly below last year's $25,531.

That price movement suggests the market has already adjusted downward, which can help you as a buyer today but may limit upside if you plan to resell soon. If you buy at the right price, you reduce the risk of taking a bigger depreciation hit later. The GLA’s tech-forward appeal and premium badge should still help it attract shoppers, but condition and equipment will matter a lot when it’s time to sell.

Vehicles with solid owner satisfaction ratings, like this model year's 4.33/5, tend to retain buyer demand, which supports resale value over time.

Is the 2021 Mercedes-Benz GLA safe?

The 2021 Mercedes-Benz GLA earns a 7/10 safety score from our experts.

Mercedes equips every GLA with a rearview camera, blind-spot monitoring, forward-collision warning, vehicle-exit warning, automatic emergency braking, driver-drowsiness monitoring, crosswind assist, and traditional cruise control. If you want the fuller suite of driver aids, the Driver Assistance Package adds adaptive cruise control, active lane-keeping assist, active blind-spot assist, evasive steering assist, route-based speed adjustment, active lane change assist, and more. The Parking Assistance Package adds a surround-view camera and parking assist.

One caveat is that the most desirable safety technology is not standard, so you’ll want to confirm whether a used example has the right packages before you buy.

Should I buy a 2021 Mercedes-Benz GLA 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:

• 34.5% of listings are priced as good or great deals.
• Accident-free inventory is solid at 78.1% — always verify the vehicle history report.
• Price trend: Prices have softened 9.71% compared with last year.
• Owners rate it 4.33/5 — a solid satisfaction signal.
• The 2021 model year brought a full redesign that made the GLA more SUV-like, more modern, and much stronger on technology.

The bottom line: If you want the redesigned GLA with its stronger tech, broader powertrain lineup, and current-market pricing, the 2021 is the right year to target. If you’re shopping mainly on price, you may also want to compare nearby model years and focus on the best-equipped example you can find, especially one with the safety package you want.

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