Buick Cars for Sale — Prices, Values & Market Data
As of September 2026, CarSearch.Pro tracks 4 Buick markets with 474 cars for sale, aggregated nightly from 14 marketplaces including Bring a Trailer, Cars & Bids, eBay Motors, AutoTrader, CarGurus and Facebook Marketplace. Every market below has a full price guide with values by year and mileage.
Buick Riviera
| Market | Years | For Sale | Avg Price | |
|---|---|---|---|---|
| Buick Riviera | 1963-1999 | 389 | $16,395 | Price Guide → |
Buick Grand National
| Market | Years | For Sale | Avg Price | |
|---|---|---|---|---|
| Buick Grand National/GNX | 1984-1987 | 63 | $58,474 | Price Guide → |
Buick Wildcat
| Market | Years | For Sale | Avg Price | |
|---|---|---|---|---|
| Buick Wildcat | 1963-1970 | 20 | $21,000 | Price Guide → |
Buick Gnx
| Market | Years | For Sale | Avg Price | |
|---|---|---|---|---|
| Buick Grand National/GNX GNX | 1987-1987 | 2 | $179,900 | Price Guide → |