Used 2020 Mercedes-Benz GLA for Sale near Illinois

How much does the 2020 Mercedes-Benz GLA cost?

Prices have softened 9.67% compared to this time last year, making it a favorable time to shop this model year.

There are 648 listings available, which suggests you have a reasonable amount of inventory to compare.

If you find a listing below $18,037.31, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2020 Mercedes-Benz GLA a good car?

Generally — the 4.43/5 user rating points to strong owner satisfaction. Owners consistently praise the stylish design, luxurious feel, and performance, and many also like the impressive stereo system and spacious interior. The main tradeoffs are that some drivers find it overpriced and cramped, especially for families, with a rough ride and a few missing convenience features also coming up. With 35.0% of listings marked as good or great deals, you have some room to shop selectively.

Is the 2020 Mercedes-Benz GLA reliable?

Owners rate it 4.43/5, a solid signal of long-term satisfaction.

The owner feedback also points to a dependable-feeling ownership experience, with praise centered on performance, comfort, and features that people continue to value over time. That said, the complaints about ride quality and missing options suggest you should pay close attention to how a specific used example has been maintained and equipped. For used buyers, the biggest long-term risk is ending up with a car whose condition or feature set does not match the premium price you expect.

What should I look for when buying a used 2020 Mercedes-Benz GLA?

At 70.2% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should run a vehicle history report before you commit, then prioritize a pre-purchase inspection on any car that looks promising. Focus on condition details that matter most in a premium compact SUV, including signs of prior damage, interior wear, and whether the ride and equipment level feel right for your needs. If you are shopping for family use, make sure the cabin space and comfort match your expectations before you move forward.

Is now a good time to buy a used 2020 Mercedes-Benz GLA?

This is a moderate, selective buyer's market, so you can shop carefully without expecting every listing to be a bargain.

• Deal availability: 35.0% of listings are priced as good or great deals.
• Inventory: There are 648 listings available.
• Price trend: Prices have softened 9.67% compared with last year.
• Clean inventory: 70.2% of listings are accident-free.

If you find a listing below $18,037.31, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 Mercedes-Benz GLA's resale value?

The current average of $18,416 sits slightly below last year's $20,388.

That softer pricing can help you buy more confidently now, but it also means future resale gains may be limited if the market stays under pressure. If you plan to sell later, buying at the lower end of the range matters because your eventual return will depend heavily on how much room you leave between purchase price and market value. Strong demand for well-kept examples should still help the best cars hold value better than average ones.

Vehicles with solid owner satisfaction ratings, like this model year's 4.43/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2020 Mercedes-Benz GLA or consider a different year?

If you're weighing the 2020 against nearby model years, here's how to think about it:

Choose the 2020 if:

• 35.0% of listings are priced as good or great deals.
• At 70.2% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 9.67% compared with last year.
• Owners rate it 4.43/5 — a solid satisfaction signal.

Consider the 2021 if:

• At $23,012, the 2021 costs more than the current year's $18,416 average.
• It was completely redesigned for a more traditional small-SUV feel.

The bottom line: If you want the better value, the 2020 is the stronger starting point because it costs less and still earns strong owner approval. If you are willing to pay more for the redesigned 2021 and want the newer shape and updated character, that model year is the better upgrade path. For price-sensitive buyers, the 2020 makes the most sense; for shoppers prioritizing the redesign, move up to the 2021.

These recommendations are based on CarGurus' proprietary market data from September 4, 2026, CarGurus experts' opinions, and generative AI.