$505 higher median
2021 Nissan Rogue
$18,500Median asking price · 2,025 qualifying listings
Middle 50%$16,498–$20,500
Find listings on VehiSales ↗Actual SV listing photo; individual equipment may differ.
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2021 GMC Terrain prices in the U.S.
$17,990
Median pre-owned asking price
459 pre-owned listings · Updated October 26, 2026
Price your exact car
National price overview
Typical asking price range
$15,971 – $19,934 All 669 listings · Middle 50% of asking pricesMedian asking price
$17,998Trim, mileage and condition change what a comparable vehicle costs.
As of October 26, 2026, the median asking price for a used 2021 GMC Terrain in the U.S. is $17,990, based on 459 active dealer listings tracked by VinAssessment.
Behind the price
Price range & market sample
The median pre-owned asking price for a 2021 GMC Terrain in the U.S. is $17,990 based on 459 pre-owned listings (of 669 total).
669 active dealer listings
Snapshot October 26, 2026 · refreshed daily
30-day asking price change: −$749.
Typical: $15,971–$19,934 — the middle half of 669 asking prices
Median $17,998
$11K low
$25K high
Why the wide range? Price depends mostly on configuration and mileage — see below. This spread covers the middle 96% of asking prices: we exclude the cheapest and priciest 2% to reduce the influence of extreme values. This does not verify title status or guarantee that every erroneous listing is excluded.
$17,990
Pre-owned median (459)
79,695
Average mileage
What moves the price
Mileage
Asking prices run about $25,087 under 15K miles and fall to $14,851 over 105K miles — roughly $1,000 for every 10,000 miles. These are different vehicles; trim, condition and equipment also vary.
Observed spread: up to $10,236Trim
The SLE typically asks $17,946, while the Denali asks $24,218 — same year, same market.
Observed spread: up to $6,272Location
Active-listing medians are $17,168 in Florida (40 active listings) and $19,552 in New York (43 active listings). Mileage, trim and condition differ; this is not an estimate of savings from buying in another state.
Observed spread: up to $2,384About these price differences
The $15,971–$19,934 typical range isn't randomness — three factors explain most of it:
Biggest factor in these observed spreads: Mileage. These groups contain different vehicles.
Find your mileage and trim in the configurator below.
Configure the exact car
Choose a state and trim once to update the connected price tables and charts for a 2021 GMC Terrain. Mileage adjusts the estimate only.
Trim
Total miles the car has already driven, as shown on its odometer.
mi
Estimated asking price · All trims
$17,998
$15,971
–
$19,934
669 listings · Nationwide
ⓘ This is a modelled estimate based on current listings and market data. Actual prices may vary.
Estimate assumptions
at typical mileage, nationwide
Modelled from 669 real asking prices, adjusted for mileage and location. An illustrative estimate from mixed listing groups, not matched vehicles. Not a formal appraisal.
Live 2021 GMC Terrain listings, priced by VIN
Compared with all listings
All-listings median $17,998
2021 GMC Terrain
SLT
$2,140
VIN 3GKALVEV7ML317199
−$15,858 · vs all-listings median
2021 GMC Terrain
SLT
$10,799
VIN 3GKALPEV1ML301009
−$7,199 · vs all-listings median
2021 GMC Terrain
SLE
$11,495
VIN 3GKALMEV6ML396116
−$6,503 · vs all-listings median
View 9 more priced VINs
- SLE VIN 3GKALMEVXML321371 $11,995 −$6,003 vs median
- SLT VIN 3GKALVEV9ML389683 $12,795 −$5,203 vs median
- SLT VIN 3GKALPEV2ML324847 $12,995 −$5,003 vs median
- SLE VIN 3GKALMEV1ML320402 $12,999 −$4,999 vs median
- SLE VIN 3GKALTEV2ML368095 $14,171 −$3,827 vs median
- SLE VIN 3GKALMEV7ML348172 $15,931 −$2,067 vs median
- SLT VIN 3GKALVEV0ML318548 $15,949 −$2,049 vs median
- SLE VIN 3GKALTEV6ML359884 $18,395 +$397 vs median
- SLE VIN 3GKALTEV8ML374628 $19,998 +$2,000 vs median
Price differences are not deal ratings. Compare equipment, mileage and vehicle history before judging a price.
Every VIN links to a full market report: decode, active listings and the local price band.
A little comparison goes a long way
About this comparison ↓What else could you drive?
Compare 2021 GMC Terrain with other models from the same year. Choose the trims that matter to you.
As of October 26, 2026, among same-year alternatives to the 2021 GMC Terrain in this catalog, the 2021 Chevrolet Equinox has the lowest median asking price ($16,340, 1,418 listings with photos) and the 2021 Ford Bronco Sport the highest ($19,989, 1,740 listings).
Comparison catalog · Snapshot October 26, 2026, 05:00 UTC · Only listings with photos. This sample is separate from the price overview above and its figures differ.
Your comparison starting point
2021 GMC Terrain
All trims · United States
The price overview above is this page’s reference figure. The comparison below uses its own catalog sample: 509 listings with photos, catalog median $17,995 (the baseline for the “lower/higher” badges).
Middle 50%: $16,000–$19,794
Photo: SLE · 53,018 mi · view VIN
Explore the alternatives
$1,994 higher median
2021 Ford Bronco Sport
$19,989Median asking price · 1,740 qualifying listings
Middle 50%$17,963–$22,000
Find listings on VehiSales ↗Actual BIG Bend listing photo; individual equipment may differ.
$1,655 lower median
2021 Chevrolet Equinox
$16,340Median asking price · 1,418 qualifying listings
Middle 50%$13,999–$18,564
Find listings on VehiSales ↗Actual Premier (1LZ) listing photo; individual equipment may differ.
$1,000 lower median
2021 Chevrolet Trailblazer
$16,995Median asking price · 966 qualifying listings
Middle 50%$14,988–$19,000
Find listings on VehiSales ↗Actual LS listing photo; individual equipment may differ.
$1,497 lower median
2021 Jeep Compass
$16,498Median asking price · 925 qualifying listings
Middle 50%$14,500–$18,246
Find listings on VehiSales ↗Actual several trims listed listing photo; individual equipment may differ.
No alternatives have a lower median in this selection. Broaden your filters or turn off “Lower median price only”.
Compare prices side by side
| Model / trim | Median | Middle 50% | Listings |
|---|---|---|---|
| 2021 GMC Terrain All trims | see price overview above | $16,000–$19,794 | 509 |
| 2021 Nissan Rogue All trims | $18,500 | $16,498–$20,500 | 2,025 |
| 2021 Ford Bronco Sport All trims | $19,989 | $17,963–$22,000 | 1,740 |
| 2021 Chevrolet Equinox All trims | $16,340 | $13,999–$18,564 | 1,418 |
| 2021 Chevrolet Trailblazer All trims | $16,995 | $14,988–$19,000 | 966 |
| 2021 Jeep Compass All trims | $16,498 | $14,500–$18,246 | 925 |
What these prices mean
Only catalog listings with photos are included. Trim names do not verify equivalent equipment. Prices are asking prices, not completed sales. Alternatives share the body style and class of the source model; the nearest model years are used when the same year has too few listings. Price differences are not a valuation adjustment or guaranteed savings.
Snapshot: October 26, 2026, 05:00 UTC. 12 source listings excluded by statistical price screening; this does not verify that every deposit or payment ad has been removed.
VehiSales opens in a new tab with the model, year and known mileage range. Confirm trim, fuel, drivetrain, condition and location on VehiSales; its live inventory may differ.
2021 GMC Terrain: a fair price for your mileage
Mileage means the miles recorded on the odometer. Compare asking prices in your mileage band, then select a trim — the equipment version — to narrow the comparison where data is available.
Across the national mileage bands, the overall difference is roughly $1,000 per 10,000 miles. These are different vehicles, not depreciation of the same car.
Region · trim United States · All trims
Active listings 669
Median asking price $17,998
Mileage means the total miles on the odometer. Each point shows the median asking price for a mileage band; shaded areas show the middle 50% of prices.
Swipe the chart horizontally to see every mileage band.
Compare all trims at the same mileage
Compare like-for-like mileage
United States · all states · October 26, 2026
Read across a row to compare trims at a similar odometer reading. Each price is the median asking price for that group, not a valuation of your exact car.
Scroll sideways to compare all trims. Mileage stays visible on the left.
| Mileage (odometer) | All listings | SLT | SLE |
|---|---|---|---|
| Under 15K miles | $25,087 | — | — |
| 15K–30K miles | $22,436 | $23,111 | $21,010 |
| 30K–45K miles | $20,996 | $21,509 | $19,942 |
| 45K–60K miles | $19,867 | $19,992 | $19,662 |
| 60K–75K miles | $18,997 | $19,455 | $18,832 |
| 75K–90K miles | $17,998 | $18,537 | $17,611 |
| 90K–105K miles | $16,500 | $16,532 | $16,480 |
| Over 105K miles | $14,851 | $15,000 | $13,995 |
“—” means insufficient data: at least 3 listings per trim and mileage band, or 5 for all trims combined. Equipment, condition and location can still differ within a row.
Counts cover the selected region and trim, including listings without usable mileage. Thin mileage bands and rare or unknown trims may be omitted from the chart.
View the full national mileage price table
Fair price by mileage — all versions combined
| Mileage ⓘ | Based on ⓘ | Fair price ⓘ | Typical range ⓘ |
|---|---|---|---|
| Under 15K miles | 5 listings | $25,087 | $25K–$25K |
| 15K–30K miles | 29 listings | $22,436 | $21K–$23K |
| 30K–45K miles | 67 listings | $20,996 | $19K–$23K |
| 45K–60K miles | 88 listings | $19,867 | $19K–$21K |
| 60K–75K miles | 117 listings | $18,997 | $18K–$20K |
| 75K–90K miles | 130 listings | $17,998 | $17K–$19K |
| 90K–105K miles | 96 listings | $16,500 | $15K–$17K |
| Over 105K miles | 137 listings | $14,851 | $13K–$16K |
United States — all states. These bands combine different trims, conditions and listing histories. They do not hold trim or condition constant.
2021 GMC Terrain: price by trim
United States · all states · October 26, 2026. Counts and prices below are national totals for each trim. The shared market filters update this table for your selected state and highlight your trim.
| Trim | Based on ⓘ | Median price ⓘ | Typical range ⓘ | Where it sits ⓘ |
|---|---|---|---|---|
| SLT | 351 listings | $18,251 | $16K–$20K | |
| SLE | 310 listings | $17,946 | $16K–$19K | |
| Denali | 8 listings | $24,218 | $20K–$25K |
Based on a small number of listings per trim — medians are indicative, not definitive.
Understand the differences
2021 GMC Terrain: VIN configurations and specifications
Multiple VIN patterns can share the same trim. Compare their recorded equipment, then open a specification page for the full details.
-
SLE 1.5L 4-cyl · AWD VIN pattern: 3GKALTEV · year code M$18,494 Median asking price · U.S. 239 priced listings · October 25, 2026
-
SLE 1.5L 4-cyl · FWD VIN pattern: 3GKALMEV · year code M$17,638 Median asking price · U.S. 244 priced listings · October 25, 2026
-
SLT 1.5L 4-cyl · FWD VIN pattern: 3GKALPEV · year code M$18,250 Median asking price · U.S. 217 priced listings · October 25, 2026
-
SLT 1.5L 4-cyl · AWD VIN pattern: 3GKALVEV · year code M$18,766 Median asking price · U.S. 329 priced listings · October 25, 2026
Where these specifications come from
Specifications combine decoded VIN data, including NHTSA vPIC , with inventory records. If decoding does not identify a trim, a recorded inventory trim may be shown. VIN patterns do not confirm every installed option.
Counts describe observed VINs in our database, not factory production totals. Prices are median asking prices from qualifying U.S. listings, not original MSRP. Check the vehicle’s build sheet for exact equipment.
FACTORY REFERENCE
2021 GMC Terrain factory brochure
Model-year reference for features and equipment. Actual VIN equipment may differ.
FACTORY BROCHURE
2021 GMC Terrain PDF Brochure
2021 · US · 17 pages
Explore the original manufacturer's reference for features and equipment.
Preview blank or unavailable? Your browser may not support inline PDFs. Open PDF in a new tab ↗
Need equipment for a specific vehicle? Look up its factory window sticker →
Price history
Change state or trim for this report →
View national price history · all trims
Median asking price by month — U.S., all trims · shaded band is the typical range (25th–75th percentile)
The median listing price for a 2021 GMC Terrain is $18,339 (October 2026) — down 5.5% from $19,398 in November 2025.
Monthly price table
| Month | Median price | Typical range | Vehicles listed |
|---|---|---|---|
| October 2026 | $18,339 | $16K–$20K | 710 |
| September 2026 | $18,486 | $16K–$20K | 734 |
| August 2026 | $18,496 | $16K–$20K | 751 |
| July 2026 | $18,838 | $17K–$21K | 733 |
| June 2026 | $18,998 | $17K–$21K | 626 |
| May 2026 | $18,999 | $17K–$21K | 580 |
| April 2026 | $18,990 | $17K–$21K | 526 |
| March 2026 | $18,990 | $17K–$21K | 684 |
| February 2026 | $18,500 | $17K–$20K | 645 |
| January 2026 | $18,697 | $17K–$20K | 603 |
| December 2025 | $18,989 | $17K–$21K | 453 |
| November 2025 | $19,398 | $18K–$22K | 324 |
2021 GMC Terrain prices by state
See how asking prices vary across states. Looking for a 2021 GMC Terrain for sale near you? Open your state's price guide to compare its market, then follow the local listings link to browse available vehicles.
United States · all trims · snapshot October 26, 2026. Explore state markets below. Prices and counts cover all trims in each state; the full comparison table remains available below the map.
Explore 41 more state markets
Delaware
Typical asking price
$19,046
- Active listings
- 4
- Listed this year
- 14
Not enough active listings for a state price report.
Idaho
Typical asking price
$20,520
- Active listings
- 3
- Listed this year
- 24
Not enough active listings for a state price report.
Montana
Typical asking price
$16,992
- Active listings
- 3
- Listed this year
- 8
Not enough active listings for a state price report.
Nevada
Typical asking price
$18,940
- Active listings
- 3
- Listed this year
- 32
Not enough active listings for a state price report.
New Mexico
Typical asking price
$19,185
- Active listings
- 3
- Listed this year
- 16
Not enough active listings for a state price report.
Maryland
Typical asking price
$20,795
- Active listings
- 2
- Listed this year
- 41
Not enough active listings for a state price report.
North Dakota
Typical asking price
$19,990
- Active listings
- 2
- Listed this year
- 17
Not enough active listings for a state price report.
South Dakota
Typical asking price
$19,497
- Active listings
- 2
- Listed this year
- 21
Not enough active listings for a state price report.
View the U.S. inventory map
What does this map show?
The numbers are active listings, not prices. Badges mark the 8 busiest mapped states to keep the map readable; other states can also have listings.
Hover over a state or focus it with your keyboard for details. Click a linked state or its number to open that state's price page.
State details will appear here. On a phone, tap a linked state to open its prices; use the full table for easier browsing.
Scroll the map sideways on smaller screens. Numbers stay large enough to read.
Most active listings
Other states with active listings
No active listings or insufficient data
Alaska and Hawaii are not drawn on this map. Where qualifying data is available, they appear in the full state table. Grey does not necessarily mean no cars are for sale.
View all states and prices
Listed this year counts every 2021 GMC Terrain first listed in 2026 (sold and active), with currently active cars as a floor. Typical price is the median of each car's latest asking price — or the average of active listings where this-year data is thin.
EXPLORE THE YEARS
Other GMC Terrain years
Same model, a different chapter. Start with a nearby year, or open the complete timeline.
An earlier model year
2020
GMC Terrain
Typical asking price
$17,316
Explore this year →
You are here
2021
GMC Terrain
Typical asking price
$17,998
Your current report
A newer model year
2022
GMC Terrain
Typical asking price
$21,203
Explore this year →
See how model-year prices compare
U.S. market · All trimsDifferent model years, shown on the same dollar scale. Median asking price where available; otherwise average. These are different vehicles, not a forecast of your car’s value.
- 2027 $41,122 Median
- 2026 $30,045 Median
- 2025 $27,244 Median
- 2024 $23,888 Median
- 2023 $23,934 Median
- 2022 $21,203 Median
-
You are here 2021 $17,998 Median
- 2020 $17,316 Median
- 2019 $15,056 Median
- 2018 $13,995 Median
- 2017 $10,990 Median
- 2016 $9,998 Median
- 2015 $8,918 Median
- 2014 $7,995 Median
- 2013 $7,500 Median
- 2012 $6,995 Median
Showing the newest 16 priced model years plus your current year when older. Open the complete timeline below for older years.
Explore all 17 other model years
Pick a year to open its price report. Prices compare different vehicles and equipment, not the changing value of one car.
Nearby model years
2017
$10,990
2018
$13,995
2019
$15,056
2020
$17,316
2022
$21,203
2023
$23,934
2024
$23,888
2025
$27,244
More model years
MEET THE REST OF THE LINEUP
More 2021 GMC prices
Something else catch your eye? Explore other 2021 GMC models before you decide.
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GMC Acadia
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GMC Yukon XL
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GMC Canyon
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GMC Savana
Explore this model →Prices shown for other models are average asking prices in the national snapshot. Photos are representative; trim and equipment vary.
What would a 2021 GMC Terrain cost per month?
Estimate the monthly payment on a $18,251 vehicle. Move the numbers to match your own loan.
10% down
7.0% is an illustrative starting rate — use your own lender quote.
Loan term
Estimated monthly payment
$325
per month
60 months · 7.0% APR · $1,825 down
Amount financed
$16,426
Total interest
$3,074
Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.
Before you buy
A few important steps can help you buy with confidence.
- Check title and accident history
- Arrange an independent inspection
- Review factory equipment
- Check recalls by VIN
Frequently asked questions
Why do 2021 GMC Terrain prices range from $11,185 to $24,980?
The spread comes down to configuration and mileage: higher-mileage, base-configuration examples sit near the low end, while low-mileage and premium configurations reach the top. Half of all listings fall between $15,971 and $19,934 — see the mileage and trim breakdowns above for where a specific vehicle lands.
How much should mileage change the price of a 2021 GMC Terrain?
Across the lowest- and highest-mileage groups, asking prices differ by roughly $1,000 per 10,000 miles. These groups contain different vehicles: this is not a same-trim adjustment or a forecast for one car. Compare the mileage and trim tables, then check condition, equipment and vehicle history.
How many 2021 GMC Terrain are for sale right now?
669 in total. Counts refresh daily from live dealer inventory.
Is this the trade-in value or private-party value of my 2021 GMC Terrain?
These figures describe dealer asking prices, not trade-in offers, private-party sale values or completed sale prices. Use them to compare advertised vehicles. To find out what a buyer or dealer would pay for your car, request an offer that takes its mileage, condition, equipment and history into account.
How we calculate these prices
We track 669 active listings for this vehicle across dealer sites nationwide, updated every day. Average and median are computed from real asking prices on live listings. We exclude the top and bottom 2% of prices to reduce the influence of extreme values. This does not verify title status or guarantee that every erroneous listing is excluded. Prices reflect dealer asking prices — not final sale prices — and exclude taxes, fees, and incentives. Trim and mileage move the price more than any other factor; see the breakdowns above.
Want the original factory equipment and MSRP behind a specific car? See the factory window sticker for this Terrain →
Own a 2021 GMC Terrain? See what it's worth →
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