Used 2021 Tesla Model 3 for Sale nearSaint Louis, MO

How much does the 2021 Tesla Model 3 cost?

Prices are up 2.91% year-over-year — a sign of continued demand for this model year.

There are 1,996 listings available, which gives you a meaningful amount of inventory to compare before you buy.

Is the 2021 Tesla Model 3 a good car?

Yes — the 2021 Tesla Model 3 earns a 4.61/5 user rating, which points to strong owner satisfaction. Owners consistently praise its impressive performance, outstanding range, and innovative technology, and they also highlight the smooth ride and advanced safety features. For you, that makes it a compelling choice if you want a compact electric sedan that feels tech-forward and easy to live with. With 29.6% of listings marked as good or great deals, there are still opportunities to find a competitive price.

Is the 2021 Tesla Model 3 reliable?

Owners rate it 4.61/5, a strong signal of long-term satisfaction.

The owner feedback also emphasizes minimal maintenance costs, which supports the case for dependable day-to-day ownership. That said, you should still expect used-EV ownership to hinge on condition, software behavior, and how well the car has been maintained over time.

What should I look for when buying a used 2021 Tesla Model 3?

Accident-free inventory is solid at 78.2% — always verify the vehicle history report.

You should prioritize a pre-purchase inspection that focuses on overall condition, charging behavior, and any signs of prior damage or repair. Because some owners wish for more cargo space and better back seat comfort, it also helps to spend time checking whether the cabin layout works for your needs. If you rely on phone integration, make sure the tech setup matches what you expect before you commit.

Is now a good time to buy a used 2021 Tesla Model 3?

This is a seller’s market, so you should act selectively and move quickly when you find a strong listing.

• Deal availability: 29.6% of listings are priced as good or great deals.
• Inventory: There are 1,996 listings available.
• Price trend: Prices are up 2.91% year-over-year.
• Clean inventory: 78.2% of listings are accident-free.

If you find a listing below $21,087, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2021 Tesla Model 3's resale value?

The current average of $23,287 sits slightly above last year's $22,628.

That upward move suggests the market has remained supportive of this model year, which can help if you plan to sell later. The combination of strong demand and a relatively tight price range also points to steady buyer interest. Vehicles with strong owner satisfaction ratings, like this model year's 4.61/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2021 Tesla Model 3 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:

• 29.6% of listings are priced as good or great deals.
• Accident-free inventory is solid at 78.2% — always verify the vehicle history report.
• Price trend: Prices are up 2.91% year-over-year.
• Owners rate it 4.61/5 — a strong satisfaction signal.

The bottom line:

If you want the strongest mix of owner satisfaction, market demand, and current inventory, the 2021 is the primary year to target. If your main goal is to minimize upfront cost, you may want to compare nearby years and focus on whichever one gives you the best condition and price combination rather than chasing the newest badge alone.

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