GMC Terrain · Prices

Used 2018 GMC Terrain prices

The average asking price for a used 2018 GMC Terrain is $13,805, with 101,166 miles on average, across 634 cars for sale at U.S. dealers as of Nov 10, 2026.

See the 634 for sale

Average asking

$13,805

median $13,906

Average miles

101,166

For sale now

634

Average days listed

of 571 with a listing date

2018 GMC Terrain prices by state

states with 5+ cars for sale

State	Average asking	Average miles	For sale	Days listed
Florida	$12,311	99,549	44	76
Michigan	$12,541	111,861	42	64
Ohio	$12,961	107,622	36	42
Illinois	$13,369	106,634	33	48
Pennsylvania	$14,550	89,064	33	128
Indiana	$13,472	110,840	27	35
Texas	$13,678	99,160	26	75
New Jersey	$13,732	93,812	26	88
Minnesota	$14,021	102,560	24	90
New York	$14,619	92,654	22	71
Wisconsin	$13,705	105,628	20	55
California	$14,653	91,226	20	68
Missouri	$13,534	109,851	17	105
Colorado	$13,838	93,023	17	119
Washington	$15,298	89,109	14	72
Arizona	$14,285	95,456	14	43
Oregon	$14,590	105,443	13	129
Kentucky	$13,964	107,632	13	67
Iowa	$14,020	110,711	13	65
Tennessee	$13,775	110,092	12	42
Mississippi	$13,103	132,256	11	55
Virginia	$12,227	109,728	11	125
Massachusetts	$13,413	105,798	11	40
North Carolina	$13,728	102,985	9	166
South Carolina	$14,604	98,772	9	48
Georgia	$12,922	109,639	8	39
Nebraska	$15,192	97,599	8	33
Louisiana	$14,586	97,867	8	59
Alabama	$13,483	108,974	7	61
Idaho	$16,619	87,755	7	126
Oklahoma	$12,002	126,990	7	69
Kansas	$13,206	103,159	6	67
South Dakota	$11,090	77,741	5	268
Connecticut	$16,683	78,029	5	122
Nevada	$13,847	86,682	5	67
New Hampshire	$15,136	80,733	5	75
North Dakota	$16,044	98,980	5	22

Other GMC Terrain years

Year	Average asking	Miles	For sale
2027	$40,690	92	7,375
2026	$31,588	14,320	3,484
2025	$26,723	29,679	433
2024	$23,997	41,717	3,229
2023	$23,393	47,319	1,801
2022	$20,899	63,643	1,144
2021	$17,708	78,119	542
2020	$17,158	84,712	1,136
2019	$15,175	95,543	846
2018	$13,805	101,166	634
2017	$11,057	105,541	530
2016	$10,078

Used and certified cars for sale at US dealers, each car counted once. Days listed are the dealer’s own days on market where they publish it. Price moves compare the same cars at both ends of the window.

Used 2018 GMC Terrain prices

2018 GMC Terrain prices by state

Other GMC Terrain years

Used 2018 GMC Terrain prices

2018 GMC Terrain prices by state

Other GMC Terrain years

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