United States Valuation · Updated Jul 2026
Buick GNX Valuation
No confirmed sales of the Buick GNX in the United States in the last 12 months — but our AI valuator can still produce an honest estimate from live market data and pattern comparables. Try it below.
Lowest price
US$110,000
Since 2020
Median price
US$167,750
Since 2020 · n=6
Highest price
US$225,000
Since 2020
Sold cars
6
All time
Sell-through
100%
Of 6 lots
Value YOUR GNX
The headline number is the market median. Yours is different. Add your mileage, transmission, and condition — we’ll cross-reference live listings and recent sales for a honest range tailored to your car.
- Real comparables — every valuation is sourced
- Reasoning paragraph + driver bullets
- No sign-up to see the result
Recent GNX sales
6 most recent · United States
- Source
US$225,000
8k-Mile 1987 Buick GNX
6 Jul 2026 · bring-a-trailer · 8,000 mi
- Source
US$192,500
1987 Buick GNX
18 Jan 2026 · mecum
- Source
US$143,000
1987 Buick GNX
7 Sept 2024 · mecum
- Source
US$110,000
1987 Buick GNX
27 Jul 2024 · mecum
- Source
US$121,000
1987 Buick GNX
20 May 2023 · mecum
- Source
US$192,500
1987 Buick GNX
15 Jan 2023 · mecum
Other Buick valuations
Adjacent models and generations in our index.
Track GNX prices over time.
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Indicative only — not investment advice. Past performance is not a reliable indicator of future value.