1970 Buick Gran Sport auction sales and data.

Search Selection >> Manufacturer Buick >> Model Gran Sport
Average Sale Price by Calendar Year
High Sale1700004600014300082500925008360012650015400063500
Average Sale904003294041459504214627538470540064518033500
Low Sale375001850016500280001580015500240001500013500

Data based on 108 auction sales
•Average Sale Value : $43,382
•Lowest Sale Value : $9,951
•Highest Sale Value : $170,000
•Average Sale Value : $39,549 (disregarding 5% of high and low sales)

BodystylesAverage Sale*Average Sale
Convertible$70,407 $62,746* 
GSX Convertible$43,960  
Hardtop Coupe$35,241 $33,069* 
*Average sale disregarding a percentage of high sales.

EnginesAverage Sale
350 CID | 315 HP$18,908 
455 CID | 350 HP$49,195 

Other 1970 Buick vehiclesAverage Sale
Buick GSX$88,104
Buick Skylark$17,824

Other Model Year AveragesAverage Sale
1972 Buick GS$31,052 
1971 Buick Gran Sport$39,956 
1969 Buick Gran Sport$37,320 
1968 Buick Gran Sport 400$20,780 

Recent Auction News
Important American Classics from the Jimmie Taylor Collection to go under the hammer at no reserve at Worldwide's 10th annual Auburn Auction
. Worldwide Auctioneers tenth annual Labor Day Weekend sale, The Auburn Auction, is scheduled for Saturday, September 2nd, with an outstanding selection of pre-and post-war American classics from the...[Read more...]
Ferrari Supercar Prototype Set to Cross the Block at Russo and Steele Monterey!
- As the highly anticipated replacement for Ferraris Testarossa, the 512 TR, was introduced for the 1992 model year as a response to the launch of Lamborghinis Diablo in 1990. The 512 refers to...[Read more...]
Pre-Production Ferrari 575MM Goes Under The Hammer At Coys Auction At Fontwell House
More than 55 classic and sports cars, including a pre-production Ferrari 575MM, will be going under the hammer at Coys auction in the elegant gardens of Fontwell House, just a few miles away from the...[Read more...]
World's Largest Collector-Car Auction Company Returns To Denver July 20-22
– Mecum Auctions, the worlds largest collector-car auction company, will return to Denver July 20-22 at the Colorado Convention Center featuring an estimated 1,000 American muscle cars, classics, Corvettes,...[Read more...]
Iconic and Legendary 1970 Porsche 917K Races to The Pebble Beach Auctions Presented by Gooding & Company
– Gooding & Company, the official auction house of the Pebble Beach Concours dElegance®, is thrilled to reveal the addition of one of the most important and desirable competition cars of all time to...[Read more...]
American Classics, Convertible Cruisers And A Modern Supercar Take Flight At RM Sotheby's Santa Monica Sale
– RM Sothebys celebrated the fifth annual Santa Monica sale this past weekend—held for the first time in partnership with sister company Auctions America—with more than 9.3 million in total sales....[Read more...]
Rowan Atkinson's Limited Edition Land Rover Defender For Sale
A limited edition 2015 Land Rover Defender 90 Heritage belonging to famous English actor, comedian, and screenwriter Rowan Atkinson CBE, will be offered for sale by Silverstone Auctions at the world...[Read more...]

Sales figures include buyers commission, typically 10 percent. Averages and estimates are made from data collected and may not be a true indication of the market. The data may or may not be a proper representation of the value of the vehicles shown on the "Overview" tab.

* Averages, highest and lowest sales based on values in our database.
Enclave SEMA Edition
Gran Sport
Master Six
Model 10
Model 70 Roadmaster
Model F
Model G
Park Avenue
Regal GS
Series 40
Series 50
Standard Six

Image Left 1969 Gran Sport1971 Gran Sport Image Right
© 1998-2017. All rights reserved. The material may not be published, broadcast, rewritten, or redistributed.