Used Kia for Sale in Union, MO

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$21,899
$21,899 above
$646/mo est. ?
152,203 km 1.6L

Drive Force Auto Plaza

63026, Fenton MO

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$44,995
$44,995 above
$1,327/mo est. ?
15,506 km

Laura Chevrolet Buick GMC of Sullivan

63077, St Clair MO

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$31,999
$31,999 above
$944/mo est. ?
27,056 km

Bommarito Nissan Ballwin

63011, Ballwin MO

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$21,897
$21,897 above
$646/mo est. ?
57,529 km

EchoPark St. Louis

63005, Chesterfield MO

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$18,995
$18,995 above
$560/mo est. ?
167,122 km

Laura Ford of Sullivan

63080, Sullivan MO

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$6,500
$6,500 above
$192/mo est. ?
258,822 km

63385, Wentzville MO

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$24,399
$24,399 above
$719/mo est. ?
86,030 km 2.5L

Mathis Motors

63304, St Charles MO

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$9,900
$9,900 above
$292/mo est. ?
177,581 km

63011, Ellisville MO

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$6,712
$6,712 above
$198/mo est. ?
255,105 km

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$6,559
$6,559 above
$193/mo est. ?
279,391 km

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$7,447
$7,447 above
$220/mo est. ?
227,809 km

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$12,697
$12,697 above
$374/mo est. ?
112,263 km

EchoPark Automotive St. Louis

63005, Chesterfield MO

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$26,624
$26,624 above
$785/mo est. ?
43,628 km

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$27,883
$27,883 above
$822/mo est. ?
15,957 km

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$27,350
$27,350 above
$807/mo est. ?
59,027 km

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$19,200
$19,200 above
$566/mo est. ?
5,440 km

O'Fallon Motors

63366, O'fallon MO

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$20,495
$20,495 above
$604/mo est. ?
40,023 km

63366, O Fallon MO

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$19,950
$19,950 above
$588/mo est. ?
145,439 km

63366, O'Fallon MO

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$23,995
$23,995 above
$708/mo est. ?
78,753 km 2.0L

63366, O Fallon MO

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$21,996
$21,996 above
$649/mo est. ?
39,564 km

EchoPark St. Louis

63005, Chesterfield MO

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$10,990
$10,990 above
$324/mo est. ?
86,914 km 2.4L

Gallery Motor Company

4.7 Google 60 reviews

63005, Chesterfield MO

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$10,121
$10,121 above
$298/mo est. ?
224,155 km 2.4L

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$39,649
$39,649 above
$1,169/mo est. ?
40,427 km 3.8L

Jim Butler Kia

4.2 Google 491 reviews

63005, Chesterfield MO

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$21,996
$21,996 above
$649/mo est. ?
38,680 km

EchoPark St. Louis

63005, Chesterfield MO

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Frequently Asked Questions

Our marketplace currently lists 229 used cars in Union, MO from dealers and private sellers. Prices range from $6,672 to $36,696.

Top brands by active listings in Union, MO are Kia. The mix often reflects local buying preferences.

The average listed price in Union, MO is $22,379. Browse by budget: under $10,000, under $20,000, or under $30,000.

No — you can buy from a seller in Union, MO regardless of your state of residence. You'll need to register and title the vehicle in your home state within the required window (usually 30 days). Local dealers typically handle paperwork for out-of-state buyers.

Yes — popular nearby options include cities across the state. You can also browse all used cars in Missouri.