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Auction prices

Buick Roadmaster auction prices

Final bids of 112 Buick Roadmaster lots at Copart and IAAI over the last 12 months: the price month by month and by model year, generation and engine.

Average final bid · October 2026

$675

+78.1%vs last month -43.3%vs a year ago

Nov '24Oct '26

Copart
$244
IAAI
$1,106
Lots
8
Lots analyzed
112
Copart and IAAI, 12 months
Average final bid
$709
- over the 12 months before
Against Buick
-66%
every Buick averages $2,058
Highest final bid
$13,200
Copart sold 44.1% cheaper on average

Price trend

Buick Roadmaster average final bid by month

Copart IAAI Both Lots

Lines: the average final bid of the month. Bars: the lots that sold, Copart under IAAI. Hover a month for the numbers.

By model year

What a Buick Roadmaster model year is worth

CopartIAAI

Generations

By generation

Newest first, 12 months

  • VIII 1991-1996 $590105 lots

Engines

By engine

Most sold first, 12 months

  • 5.7L V8 FI OHV 16V F2 $69755 lots
  • 5.7L 8 $50953 lots

How these numbers are made

  • Every figure is a final bid: what a lot sold for at Copart or IAAI in the United States, without auction and delivery fees.
  • Sales are counted once a month for every make, model, generation, model year and engine. A month on this page is the month the cars sold.
  • "12 months" means the last twelve months shown; a change compares them with the twelve months before, and is shown only when both have enough lots.
  • Placeholder bids that some feeds send (such as $999,999) are taken out before averaging. Encar is left out: its prices are dealer asks, not bids.
  • Averages describe the market, not a single car: damage, title and mileage move the price of one lot far more than its year.

Last calculated November 3, 2026.