# Used 1966 Pontiac GTO prices

> The average asking price for a used 1966 Pontiac GTO is $81,436, with 44,630 miles on average, across 84 cars for sale at U.S. dealers as of Nov 10, 2026.

Data as of Nov 14, 2026 · [ottoquest.com](https://ottoquest.com/models/pontiac-gto/1966) · [all Pontiac GTO model years](https://ottoquest.com/models/pontiac-gto.md)

- Average asking price: $81,436 (median $69,980)
- Average miles: 44,630
- For sale now: 84
- Average days listed: 177 (of 27 with a listing date)
- Price move over 15 days: -$350 on average (−0.5%); 8% of 39 cars cut their price

## 1966 Pontiac GTO prices by state

States with 5 or more cars for sale.

| State | Average asking | Average miles | For sale | Days listed |
| --- | ---: | ---: | ---: | ---: |
| Michigan | $64,932 | 53,874 | 15 | 70 |
| New York | $141,289 | 43,565 | 12 | 437 |
| Missouri | $79,897 | 1,992 | 8 | 79 |
| Illinois | $95,348 | 56,794 | 8 | 70 |
| Florida | $78,706 | — | 8 | 137 |
| Iowa | $68,173 | 71,519 | 8 | 199 |

## Other Pontiac GTO years

| Year | Average asking | Miles | For sale |
| --- | ---: | ---: | ---: |
| [2006](https://ottoquest.com/models/pontiac-gto/2006.md) | $24,667 | 56,739 | 38 |
| [2005](https://ottoquest.com/models/pontiac-gto/2005.md) | $24,448 | 67,073 | 42 |
| [2004](https://ottoquest.com/models/pontiac-gto/2004.md) | $21,362 | 58,908 | 41 |
| [1974](https://ottoquest.com/models/pontiac-gto/1974.md) | $47,975 | 2,864 | 5 |
| [1973](https://ottoquest.com/models/pontiac-gto/1973.md) | $41,898 | 40,000 | 4 |
| [1972](https://ottoquest.com/models/pontiac-gto/1972.md) | $71,136 | 68 | 5 |
| [1971](https://ottoquest.com/models/pontiac-gto/1971.md) | $55,414 | 30,086 | 16 |
| [1970](https://ottoquest.com/models/pontiac-gto/1970.md) | $71,811 | 46,852 | 96 |
| [1969](https://ottoquest.com/models/pontiac-gto/1969.md) | $76,624 | 49,992 | 59 |
| [1968](https://ottoquest.com/models/pontiac-gto/1968.md) | $70,940 | 44,224 | 72 |
| [1967](https://ottoquest.com/models/pontiac-gto/1967.md) | $77,190 | 38,563 | 110 |
| **1966** | $81,436 | 44,630 | 84 |
| [1965](https://ottoquest.com/models/pontiac-gto/1965.md) | $73,930 | 40,470 | 96 |
| [1964](https://ottoquest.com/models/pontiac-gto/1964.md) | $70,236 | 43,183 | 68 |

## Used 1966 Pontiac GTO prices: common questions

### What is a fair price for a used 1966 Pontiac GTO?

Used 1966 Pontiac GTOs for sale at U.S. dealers ask $81,436 on average (half ask less than $69,980), across 84 cars. The cars for sale have 44,630 miles on average: one with fewer miles is worth more, and one with more is worth less. To check one car's price against cars of its trim and mileage, enter its VIN in OttoQuest's free Deal Check.

### How long are used 1966 Pontiac GTOs for sale?

The 27 for sale with a listing date have been listed 177 days on average. A car listed much longer than that, or one whose price has already been cut, usually leaves more room to negotiate.

### Are used 1966 Pontiac GTO prices going down?

Over the last 15 days, the 39 cars for sale at both ends of that window changed their asking price by $350 on average (−0.5%), down, and 8% of them cut their price.

### How does the 1966 Pontiac GTO compare with the 1965 and 1967?

The 1966 asks $81,436 on average with 44,630 miles; the 1965 asks $73,930 with 40,470 miles, and the 1967 asks $77,190 with 38,563 miles.

## More

- Check one car's price: https://ottoquest.com/deal-check.md?vin=<VIN>&price=<price>&mileage=<miles> (markdown; the page is https://ottoquest.com/deal-check)
- Value a car by model, trim, year and mileage: https://ottoquest.com/value
- Free alerts for new listings and price drops: https://ottoquest.com/deals

Used and certified cars for sale at U.S. dealers, each car counted once. Days listed are the dealer's own days on market where they publish it. Price moves compare the same cars at both ends of the window.

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OttoQuest · [this page](https://ottoquest.com/models/pontiac-gto/1966). Prices are asking prices of cars for sale in the U.S. and recorded sold prices; a guide to the price, not to a car's condition.