1970 Ford Mustang Boss 429 Fastback
This 1970 Ford Mustang Boss 429 Fastback sold for $396,000 at Barrett-Jackson in May 2020 and for $660,000 at Mecum in May 2026, as of November 5, 2026.
Photo: MecumEvery time it’s been to auction
2 appearances. Oldest first.
- May 2020Sold $396,000Barrett-Jackson
- May 2026Sold $660,000Mecum
What Mustang Boss 429 Fastbacks sell for
Only 6 Mustang Boss 429 Fastbacks have sold since May 2026, too few to mark a range.
Mustang Boss 429 Fastbacks that sold
The 6 sales since May 2026, too few to mark a range. Newest first.
Questions
- What did this car last sell for?
- $660,000 at Mecum in May 2026.
- How many times has it been to auction?
- Twice, and it sold each time.
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Keep looking.
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No chart and no score. Every figure on this page is a hammer price from a real auction, matched to the car’s trim, body and gearbox, converted at the rate on the day it sold, with the replicas, projects and odd sales set aside. The typical range of those sales. Where there aren’t enough sales to say something, the page says so instead.
GoAskSam links to every sale. Bidding happens on the auction site.