As of October 2026, CarSearch.Pro's True Value model estimates a typical Triumph TR3 is actually worth $24,000 (fair range $21,100 to $27,800). Unlike the median asking price shown above, True Value is anchored to 66 recent confirmed sales, normalized for mileage, and blends auction hammer prices (grossed up for buyer's premium) with real-world asking behavior.
Sellers are currently asking a median of $27,000 — about 13% above what these cars have actually been selling for. That gap favors patient buyers: negotiate from the sold data, not the ask.
As of October 2026, the Triumph TR3 market has 35 active listings across 14 marketplaces tracked by CarSearch.Pro. The median asking price is $21,000, with the middle 50% of listings priced between $15,835 and $29,900. Triumph TR3 prices have decreased 51.7% over the past quarter, from a median sale price of $23,500 to $11,350.
The typical Triumph TR3 on the market has 46,725 miles.
Current Triumph TR3 Pricing
A fair price for a Triumph TR3 in October 2026 is between $15,835 and $29,900 (25th to 75th percentile). Prices range from $10,950 to $35,166 across 35 active listings.
Price Distribution (35 Active Listings)
Percentile
Price
Meaning
10th
$10,950
Budget / project cars
25th
$15,835
Below average price
Median (50th)
$21,000
Typical market price
75th
$29,900
Above average / premium
90th
$35,166
Top tier / low miles / rare spec
The average asking price is $23,614, which is higher than the median, indicating that high-priced outliers (rare specifications, very low mileage, or concours-quality examples) pull the average up.
Price by Mileage
Mileage Range
Listings
Median Price
Under 10,000 mi
4
$29,900
10,000 - 25,000 mi
3
$31,000
25,000 - 50,000 mi
6
$27,000
50,000 - 100,000 mi
7
$19,400
Triumph TR3 Price Trends
Triumph TR3 prices have decreased 51.7% over the past quarter. In 2026-Q4, the median sale price was $11,350 across 1 sales, down from $23,500 in 2026-Q3.
On a year-over-year basis, Triumph TR3 prices are down 49.6% ($11,350 vs. $22,500 a year ago).
Triumph TR3 Quarterly Sale Prices (Historical)
Quarter
Sales
Median Price
Average Price
2025-Q1
1
$11,750
$11,750
2025-Q2
12
$21,400
$25,790
2025-Q3
15
$26,500
$26,455
2025-Q4
25
$22,500
$23,259
2026-Q1
16
$20,500
$18,995
2026-Q2
25
$24,980
$25,408
2026-Q3
21
$23,500
$23,722
2026-Q4
1
$11,350
$11,350
Best Value Triumph TR3 by Model Year
The 1956 Triumph TR3 offers the best value with a median price of $10,950 across 6 listings. The most expensive model year is 1957 at a median of $31,067.
Median Price by Model Year
Year
Listings
Median Price
Min
Max
1956
6
$10,950
$8,950
$29,900
1957
3
$31,067
$16,250
$33,500
1958
3
$31,000
$16,500
$35,166
1959
8
$27,900
$13,750
$49,980
1960
7
$21,000
$19,950
$35,274
1961
4
$27,000
$19,400
$27,000
1962
4
$29,451
$17,775
$29,451
How Mileage Affects Triumph TR3 Value
Most price guides assume value falls linearly with mileage. It doesn't. CarSearch.Pro learns the actual price-vs-mileage curve for the Triumph TR3 from confirmed sales, referenced to a typical example at about 43,718 miles:
Odometer (approx.)
Value Multiplier
Implied Value
928 mi
1.45x
$34,798
5,000 mi
1.18x
$28,205
9,252 mi
1.05x
$25,139
20,304 mi
0.88x
$21,124
38,044 mi
1.03x
$24,637
64,117 mi
0.93x
$22,390
92,174 mi
0.90x
$21,608
154,919 mi
0.76x
$18,198
300,000 mi
0.77x
$18,514
Low-mileage examples carry a real premium in this market: around 928 miles, cars trade at roughly 1.45x the reference value. At the other end, 300,000-mile examples trade at about 0.77x. Implied values here are anchored to this market's True Value.
Triumph TR3 Price Forecast
Horizon
Direction
Probability
Regime
Past Accuracy
6 months
↑ UP
48%
volatile
63% over 79 tests
12 months
↑ UP
49%
volatile
49% over 73 tests
24 months
↑ UP
48%
volatile
62% over 61 tests
These are probabilistic direction calls, not price targets. The "Past Accuracy" column is this model's real walk-forward record on the Triumph TR3 — every month we re-run the forecast as if we only knew what was knowable then, and grade it against what actually happened. We publish the hit rate either way. Full methodology & track record →
Where to Buy a Triumph TR3
The highest concentration of Triumph TR3 listings is in CA with 13 active listings, followed by NY (2), KS (2), PA (1), FL (1).
Top States by Inventory
State
Listings
CA
13
NY
2
KS
2
PA
1
FL
1
TN
1
MA
1
NV
1
Triumph TR3 Buyer's Guide Summary
Fair price range: $15,835 to $29,900. The median is $21,000. Anything below $15,835 is a strong value; above $29,900 should be premium condition, low miles, or a desirable specification.
Trending down: Triumph TR3 prices have dropped 51.7% recently. Patient buyers may benefit from waiting, but desirable examples still sell quickly.
Best value year: The 1956 model year has the lowest median price at $10,950, making it the most accessible entry point into Triumph TR3 ownership.