1957 Pontiac Bonneville Convertible
Bid to at Mecum Auctions on May 16, 2026. The car did not sell.
$130,000Confirmed
The highest bid, as reported by the house. Read from the house's results Oct. 14, 2026.
The car
- Year
- 1957
- Make and model
- Pontiac Bonneville
- Generation
- Bonneville (1957 to 2005)
- Gearbox
- Automatic
- Chassis
- P857H33549
Against comparable sales
Middle half of sales$17,000 to $47,250
Median$32,000
Sales behind it84Likely
From 84 sales of the Pontiac Bonneville (1957 to 2005) in our data over the last 24 months. Hammer prices, before buyer's fees. Half sold between $17,000 and $47,250.
Closest sales
| Car | Auction | Date | Price |
|---|---|---|---|
| 1957 Pontiac Bonneville ConvertibleMecum, May 15, 2026 | Mecum | May 15, 2026 | $125,000 |
| 1957 Pontiac Bonneville ConvertibleMecum, Jan. 16, 2026 | Mecum | Jan. 16, 2026 | $135,000 |
| 1957 Pontiac Bonneville ConvertibleMecum, Jan. 14, 2026 | Mecum | Jan. 14, 2026 | $95,000 |
| 1957 Pontiac Bonneville ConvertibleBring a Trailer, Sept. 12, 2025 | Bring a Trailer | Sept. 12, 2025 | $65,500 |
| 1957 PONTIAC BONNEVILLE CONVERTIBLEBarrett-Jackson, Jan. 24, 2025 | Barrett-Jackson | Jan. 24, 2025 | $75,000 |
| 1957 Pontiac Bonneville ConvertibleMecum, Jan. 18, 2025 | Mecum | Jan. 18, 2025 | $95,000 |
| 1958 Pontiac Bonneville ConvertibleMecum, March 19, 2026 | Mecum | March 19, 2026 | $80,000 |
| 1958 Pontiac Bonneville HardtopMecum, Jan. 10, 2026 | Mecum | Jan. 10, 2026 | $62,000 |
This car's historyLikely
Matched across sales by chassis number.