1966 Pontiac GTO Convertible
Sold at Mecum Auctions on Oct. 31, 2025.
$42,900Confirmed
The price as reported by the house. Hammer price $39,000, before the buyer's premium. Read from the house's results Oct. 14, 2026.
The car
- Year
- 1966
- Make and model
- Pontiac GTO
- Generation
- GTO 1964 to 1967
- Version
- GTO 1964 to 1967 (base)
- Gearbox
- Automatic
- Chassis
- 242676Z107569
- Condition
- Excellent (2)Likely
Condition is our reading of the listing's description on Hagerty's 1 to 4 scale, not an inspection.
Against comparable sales
Below the middle half of 201 comparable sales, 8% under its bottom.
Middle half of sales$42,000 to $67,000
Median$52,000
Sales behind it201Likely
From 201 sales of the Pontiac GTO 1964 to 1967 (base) in our data over the last 24 months. Hammer prices, before buyer's fees. Half sold between $42,000 and $67,000.
Closest sales
| Car | Auction | Date | Price |
|---|---|---|---|
| 1966 Pontiac GTO ConvertibleBring a Trailer, Oct. 18, 2026 | Bring a Trailer | Oct. 18, 2026 | $79,000 |
| 1966 Pontiac GTO Hardtop CoupeBring a Trailer, July 12, 2026 | Bring a Trailer | July 12, 2026 | $53,000 |
| 1966 Pontiac GTOMecum, June 6, 2026 | Mecum | June 6, 2026 | $79,000 |
| 1966 Pontiac GTOMecum, May 16, 2026 | Mecum | May 16, 2026 | $105,000 |
| 1966 Pontiac GTOMecum, May 15, 2026 | Mecum | May 15, 2026 | $64,000 |
| 1966 Pontiac GTOMecum, March 20, 2026 | Mecum | March 20, 2026 | $47,000 |
| 1966 Pontiac GTO ConvertibleMecum, March 20, 2026 | Mecum | March 20, 2026 | $50,000 |
| 1966 PONTIAC GTO CONVERTIBLEBarrett-Jackson, Jan. 23, 2026 | Barrett-Jackson | Jan. 23, 2026 | $58,000 |
This car's historyLikely
Matched across sales by chassis number.
| Date | What happened | Where | Miles | Price |
|---|---|---|---|---|
| April 5, 2024 | Did not sellMecum | Mecum | $45,000 high bid | |
| Oct. 31, 2025 | Sold (this sale)Mecum | Mecum | $42,900 | |
| Jan. 23, 2026 | SoldBarrett-Jackson | Barrett-Jackson | $63,800 | |
| March 20, 2026 | SoldMecum | Mecum | $55,000 |