Used 2021 RAM 2500 for Sale nearSan Antonio, TX

How much does the 2021 RAM 2500 cost?

Prices have softened 9.18% compared to this time last year, making it a favorable time to shop this model year.

There are 3,568 listings available, which suggests you should have a solid range of options to compare.

Is the 2021 RAM 2500 a good car?

Yes — 4.69/5 is a strong user rating, and the 2021 RAM 2500 earns that support with praise for performance, safety features, and value for money. Owners also repeatedly highlight its impressive power and fuel efficiency, especially with the diesel engine, while the cabin is described as more comfortable and better equipped than many heavy-duty trucks. For you, that means this model year makes the most sense if you want serious towing and payload capability without giving up everyday comfort. With 30.4% of listings marked as good or great deals, the market still offers some room to shop selectively.

Is the 2021 RAM 2500 reliable?

Owners rate it 4.69/5, a strong signal of long-term satisfaction.

The owner feedback points to a truck people feel good about living with over time, especially because it is described as dependable in performance and strong on value for money. The repeated praise for power, safety features, and diesel efficiency also suggests this is a truck many owners feel they can count on for demanding use. For used buyers, that usually means lower long-term ownership risk if you choose a well-kept example and verify maintenance history carefully.

What should I look for when buying a used 2021 RAM 2500?

Accident-free inventory is solid at 77.8% — always verify the vehicle history report.

You should start with a history report to confirm accident status, title status, and service records before you go any further. After that, prioritize a thorough inspection of the truck’s condition, especially signs of hard use, because heavy-duty pickups can hide a lot of wear behind a clean appearance. Focus on how the truck was used and whether the cabin, bed, and mechanical components show the kind of wear you would expect from towing or hauling.

Is now a good time to buy a used 2021 RAM 2500?

This is a moderate market for selective buyers, so you can shop patiently but still move quickly on the right truck.

• Deal availability: 30.4% of listings are priced as good or great deals.
• Inventory: There are 3,568 listings available.
• Price trend: Prices have softened 9.18% compared with last year.
• Clean inventory: 77.8% of listings are accident-free.

If you find a listing below $40,348, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 RAM 2500's resale value?

The current average of $40,348 sits slightly below last year's $44,427.

That price movement suggests the market has cooled, which can help you buy more confidently now but may also limit short-term upside if you plan to resell soon. For a future seller, the key takeaway is that a truck bought at a lower entry price has less room to lose value from today’s average. Strong condition and documented history matter even more when the broader market has already softened.

Vehicles with strong owner satisfaction ratings, like this model year's 4.69/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2021 RAM 2500 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:

• 30.4% of listings are priced as good or great deals.
• Accident-free inventory is solid at 77.8% — always verify the vehicle history report.
• Price trend: Prices have softened 9.18% compared with last year.
• Owners rate it 4.69/5 — a strong satisfaction signal.

Consider the 2020 if:

• At $38,518, the 2020 costs less than the current year's $40,348 average.
• It emphasizes upscale capability with a refined, luxury-leaning personality.

The bottom line: If you want the stronger current-market balance of price, inventory, and owner satisfaction, the 2021 is the better default choice. If your priority is spending less upfront, the 2020 is the more budget-friendly path and still delivers the heavy-duty capability you’re likely shopping for.

These recommendations are based on CarGurus' proprietary market data from September 22, 2026, CarGurus experts' opinions, and generative AI.