Used 2015 Subaru WRX STI for Sale near Illinois

How much does the 2015 Subaru WRX STI cost?

Prices have held steady compared to this time last year, signaling a stable and predictable market for this model year.

There are 140 listings available, which suggests you have some room to compare options before making a move.

If you find a listing below $18,441.88, that's toward the low end of the year-round range and worth acting on quickly.

Is the 2015 Subaru WRX STI a good car?

Yes — the 2015 Subaru WRX STI earns a user rating of 5/5, which points to strong owner satisfaction. The overview describes it as a rally-inspired performance sedan that still works as an everyday car, with standard all-wheel drive, a performance-focused traction system, and enough cargo room and back-seat space to serve as a real-world sedan. It also balances serious hardware with usable features like navigation, Bluetooth, and automatic climate control, while acknowledging tradeoffs such as a stiff ride and a tight rear seat. 30.0% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2015 Subaru WRX STI reliable?

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

The overview presents it as a performance sedan built around durable, enthusiast-focused hardware and everyday usability, with standard all-wheel drive and a manual transmission. It also makes clear that the car is not designed to be plush, so you should expect a firm ride and a more compromised cabin than a mainstream sedan. For used buyers, the main long-term ownership risk is less about comfort and more about finding a well-kept example that has not been driven or modified hard.

What should I look for when buying a used 2015 Subaru WRX STI?

At 59.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report and confirm whether any prior damage was repaired properly. A pre-purchase inspection should focus on signs of hard use, uneven wear, and any evidence that the car has been modified or neglected. Because this model is performance-oriented, condition matters more than mileage alone, so prioritize examples with clean records and consistent maintenance.

Is now a good time to buy a used 2015 Subaru WRX STI?

This is a moderate, selective buyer’s market, so you can shop patiently but should move quickly on the best examples.

• Deal availability: 30.0% of listings are priced as good or great deals.
• Inventory: There are 140 listings available.
• Price trend: Prices have held steady compared with last year.
• Clean inventory: 59.3% of listings are accident-free.

If you find a listing below $18,441.88, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2015 Subaru WRX STI's resale value?

The current average of $19,586 sits slightly above last year's $19,519.

That small increase suggests the market has stayed stable rather than swinging sharply in either direction. For you as a future seller, that kind of pricing pattern can be helpful because it points to predictable demand and fewer surprises when it is time to list. The model’s performance-focused appeal also helps keep it on shoppers’ radar, especially when examples are clean and well maintained. Vehicles with strong owner satisfaction ratings, like this model year's 5/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2015 Subaru WRX STI or consider a different year?

If you're weighing the 2015 against nearby model years, here's how to think about it:

Choose the 2015 if:

• 30.0% of listings are priced as good or great deals.
• At 59.3% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have held steady compared with last year.
• Owners rate it 5/5 — a strong satisfaction signal.

The bottom line: If you want the 2015, it makes sense as the primary choice because it combines stable pricing, meaningful deal availability, and strong owner satisfaction with the rally-inspired performance and everyday usability that define the model. If you are especially price-sensitive, you should still compare nearby years and focus on the cleanest, best-documented example rather than chasing the lowest sticker price alone.

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