The 1970 Buick Gran Sport has a median recorded auction sale price of $72,050 USD, with observed prices from $23,250 to $145,600 across 8 year-specific sales in the last 12 months.
Price reference
Completed 1970 Buick Gran Sport sales in USD from the trailing 12 months. Unsold bids are excluded from these statistics.
Observed sold results: through .
$23,250
lowest USD sale
$145,600
highest USD sale
8
auction sales
1970
model year
8 auction sales
Completed sales, not listing estimates
Updated every 15 minutes
Yesterday's auction activity available today
Nineteen sources
BaT, Cars & Bids, Mecum, Bonhams, SOMO, and more
Using these results
Compare the same model year, trim, body style, transmission, mileage, and documented condition. Open the original auction listing to check originality, modifications, and provenance. An unsold bid is not a completed sale and does not establish market value.
Prices exclude private-party sales, dealer asking prices, and taxes. Fees are included only when recorded in the source result. The observed range describes these sales; it does not assign condition grades.
Latest displayed auction result: .
Model years
Click a year to see pricing and sales data for that model year.
Latest results
The most recent completed 1970 Buick Gran Sport auctions across all tracked sources.
| Price | Year | Mileage | Auction house | Location | Date | Status | Listing |
|---|---|---|---|---|---|---|---|
| $31,250 | 1970 | 21,000 mi | Bring a Trailer | Cicero, NY | Oct 8, 2026 | Sold | View auction |
| $145,600 | 1970 | 0 mi | RM Sotheby's | Hershey, PA | Oct 8, 2026 | Sold | View auction |
| $23,250 | 1970 | 41,000 mi | Bring a Trailer | Brainerd, MN | Sep 11, 2026 | Sold | View auction |
| $39,100 | 1970 | 49,000 mi | Bring a Trailer | Bozeman, MT | Jun 25, 2026 | Sold | View auction |
| $90,200 | 1970 | 0 mi | Mecum Auctions | Unknown | May 15, 2026 | Sold | View auction |
| $67,100 | 1970 | 0 mi | Mecum Auctions | Unknown | May 15, 2026 | Sold | View auction |
| $77,000 | 1970 | 0 mi | Mecum Auctions | Unknown | May 14, 2026 | Sold | View auction |
| $112,000 | 1970 | 0 mi | Bring a Trailer | Tyler, TX | Feb 22, 2026 | Sold | View auction |
| $110,000 | 1970 | 0 mi | Barrett-Jackson | Unknown | Apr 26, 2025 | Sold | View auction |
| $68,000 | 1970 | 79,000 mi | Bring a Trailer | Louisville, KY | Jan 10, 2025 | Sold | View auction |
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Reference notes
The 1970 Buick Gran Sport has a median recorded auction sale price of $72,050 USD, with observed prices from $23,250 to $145,600 across 8 year-specific sales in the last 12 months.
We have tracked 8 1970 Buick Gran Sport auction sales in USD in the last 12 months.
Old Cars Data aggregates completed results from Bring a Trailer, Cars & Bids, Hemmings, AutoHunter, Hagerty, PCAR Market, All Collector Cars, Gooding & Co, RM Sotheby's, Barrett-Jackson, Sotheby's Motorsport, Car & Classic, The Market, Broad Arrow, MB Market, Mecum Auctions, PistonHeads, Collecting Cars, and Bonhams.
The market data refreshes every 15 minutes as new auction results are collected and normalized.
Condition, mileage, originality, documentation, color, options, provenance, and the specific mix of recent comparable sales can all move values.