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1973 Triumph Stag: market value and price history

1973 Triumph Stag Market Value & Price History

The 1973 Triumph Stag has a current market value of $12,525 as of Oct 9, 2026, based on 17 verified auction sales tracked by DriveIndex, with half of the verified USD sales since 2016 between $13,250 and $23,000. Based on US sales through Aug 24, 2026. 2 have sold in the past 12 months.

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Market Value
$12,525
Sales through Aug 2026
Median Sale
$15,000
Typical Range
$13,250 – $23,000
middle half of sales · full $12,000–$27,250
Auction Sales
17
Avg Mileage
47,375

Data: DriveIndex. 17 verified auction sales for the 1973 Triumph Stag, latest sale Aug 24, 2026. Value as of Oct 9, 2026. Methodology

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1973 Triumph Stag Price History

The median 1973 Triumph Stag sold for $13,250 in 2025, against $13,000 in 2019. Each row is the median of the verified sales recorded in that calendar year, so it moves with the mix of mileages and options that came to market as well as with the market itself.

YearMedian saleSales
2025$13,2503
2019$13,0003

Years with fewer than three verified USD sales are omitted — a one-sale “median” is a single car, not a market.

Recent 1973 Triumph Stag Auction Results

SoldPriceMileageGearbox
Aug 24, 2026$14,50011,000 miAutomatic
Mar 11, 2026$20,00076,000 miAutomatic
Sep 2, 2025$12,00043,000 mi—
Jul 3, 2025$15,00044,000 miAutomatic
May 2, 2025$13,25083,000 miManual
Mar 23, 2024$12,65048,000 miAutomatic
Jul 17, 2023$27,25080,000 miAutomatic
Apr 8, 2022$13,51311,000 miManual
Oct 3, 2021$23,00054,000 miManual
Jan 5, 2021$16,00044,000 miAutomatic
Dec 18, 2020$26,75034,000 miAutomatic
Sep 18, 2020$25,00032,000 mi—
Aug 27, 2019$12,00069,000 mi—
Aug 20, 2019$15,00044,000 miManual
May 22, 2019$13,00043,000 miAutomatic

Verified results from the world's leading collector-car auction houses and marketplaces.

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1973 Triumph Stag: Frequently Asked Questions

How much is a 1973 Triumph Stag worth?

A 1973 Triumph Stag is worth approximately $12,525 as of Oct 9, 2026, based on 17 verified auction sales tracked by DriveIndex. Based on US sales through Aug 24, 2026. Half of all verified sales fall between $13,250 and $23,000; the full verified range is $12,000 to $27,250. Condition, mileage and options move an individual car within that band.

How many 1973 Triumph Stag sell per year?

2 have sold at auction in the past 12 months. DriveIndex has tracked 17 1973 Triumph Stag sales in total.

Are 1973 Triumph Stag sale prices higher or lower than a year ago?

There aren't yet enough recent sales to compute a reliable 12-month price direction for the 1973 Triumph Stag. The full Value Signal classification (appreciating, stable, bottomed, or depreciating) and its 1–5 year projection are part of DriveIndex Pro.

Where can I buy a 1973 Triumph Stag?

DriveIndex tracks for-sale listings and auction results for the 1973 Triumph Stag from the world's leading collector-car auction houses and marketplaces.

More Triumph Models

Triumph TR6$12,400–$20,440Triumph TR3A$13,400–$25,399Triumph TR4$17,965–$24,055Triumph TR4A$13,599–$31,395Triumph TR250$25,959Triumph TR8 Convertible$21,077–$23,201Triumph TR3B$28,000–$29,779Triumph GT6 Mk III$16,340–$29,600Triumph Spitfire 1500$10,523–$18,849Triumph TR3$19,463No sale since Nov 2025Triumph TR2$26,095–$34,909Triumph GT6$15,378–$18,800No sale since Sep 2025Triumph 2000 Roadster$41,421No comparable sale since Feb 2025Triumph TR5 PI$52,800Triumph Spitfire Mk III$11,525
All Triumph models →
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