Used 2021 RAM 3500 for Sale nearSan Antonio, TX

How much does the 2021 RAM 3500 cost?

Prices have softened 5.19% compared to this time last year, making it a favorable time to shop this model year.

There are 1,244 listings available, which suggests a healthy amount of inventory to compare.

If you find a listing below $47,760.19, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2021 RAM 3500 a good car?

Yes — the 4.71/5 user rating points to strong owner satisfaction. Owners consistently praise the truck’s towing capability, handling with heavy loads, and spacious cab, while also noting that it delivers a ride quality many buyers appreciate compared with competitors. For you, that makes it a strong fit if you want maximum-duty capability with a more upscale, daily-driver-friendly feel. With 26.4% of listings marked as good or great deals, you still have room to shop selectively.

Is the 2021 RAM 3500 reliable?

Owners rate it 4.71/5, a strong signal of long-term satisfaction.

The owner feedback also emphasizes dependable performance, especially when it comes to towing and handling heavy loads. That kind of repeat confidence matters if you plan to keep the truck for serious work over time. For used buyers, the main long-term ownership risk is less about the truck’s core capability and more about making sure the specific example you choose has been maintained well and hasn’t been abused.

What should I look for when buying a used 2021 RAM 3500?

Accident-free inventory is solid at 76.3% — always verify the vehicle history report.

You should start with a history report so you can confirm accident status, title history, and any signs of repeated use in demanding conditions. Then prioritize a thorough inspection of the truck’s condition, especially if it has been used for towing or hauling. Focus on wear items, signs of heavy-duty use, and whether the cabin and equipment match the seller’s description.

Is now a good time to buy a used 2021 RAM 3500?

This looks like a moderate, selective buyer’s market, so you can shop carefully and still find worthwhile options.

• Deal availability: 26.4% of listings are priced as good or great deals.
• Inventory: There are 1,244 listings available.
• Price trend: Prices have softened 5.19% compared with last year.
• Clean inventory: 76.3% of listings are accident-free.

If you find a listing below $47,760.19, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 RAM 3500's resale value?

The current average of $47,738 sits slightly below last year's $50,349.

That price movement suggests the market has cooled a bit, which can help you buy more strategically today but may also mean future resale gains are more limited if prices continue to soften. If you plan to sell later, buying at the right price matters more because the truck’s value has already moved down from where it was a year ago. Vehicles with strong owner satisfaction ratings, like this model year's 4.71/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2021 RAM 3500 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:

• 26.4% of listings are priced as good or great deals.
• Accident-free inventory is solid at 76.3% — always verify the vehicle history report.
• Price trend: Prices have softened 5.19% compared with last year.
• Owners rate it 4.71/5 — a strong satisfaction signal.

The bottom line:

If you want a heavy-duty truck with strong owner approval, solid inventory, and a softer price trend, the 2021 is the primary path to consider. If your priority is stretching your budget further, you may want to compare nearby years and focus on the cleanest, best-priced example rather than chasing a specific model year alone.

These recommendations are based on CarGurus' proprietary market data from August 28, 2026, CarGurus experts' opinions, and generative AI.