Rent a car at 18 in Idaho

Not with the companies we track. The lowest minimum age we have on file in Idaho is 19. Check each company's policy page below.

0 / 15

companies rent at 18 in Idaho.

EnterpriseNot at 18· unverified
AvisNot at 18· unverified
HertzNot at 18· unverified

Search Idaho at 18

Every branch around Boise, who rents at 18, and the full price.

See branches

Who rents at 18 in Idaho

0 of 15 companies

Enterprise
Minimum age 21 · 13 branches in Idaho
Not at 18· unverified
Minimum age 21 in ID
Source: enterprise.com · checked 2026-10-19 · all Enterprise rules
Avis
Minimum age 21 · 4 branches in Idaho
Not at 18· unverified
Minimum age 21 in ID
Source: avis.com · checked 2026-10-19 · all Avis rules
Hertz
Minimum age 20 · 2 branches in Idaho
Not at 18· unverified
Minimum age 20 in ID
Source: hertz.com · checked 2026-10-19 · all Hertz rules
Budget
Minimum age 21 · 2 branches in Idaho
Not at 18· unverified
Minimum age 21 in ID
Source: budget.com · checked 2026-10-19 · all Budget rules
National
Minimum age 21 · 2 branches in Idaho
Not at 18· unverified
Minimum age 21 in ID
Source: nationalcar.com · checked 2026-10-19 · all National rules
Thrifty
Minimum age 20 · 2 branches in Idaho
Not at 18· unverified
Minimum age 20 in ID
Source: thrifty.com · checked 2026-10-19 · all Thrifty rules
Alamo
Minimum age 21 · 1 branch in Idaho
Not at 18· unverified
Minimum age 21 in ID
Source: alamo.com · checked 2026-10-19 · all Alamo rules
Dollar
Minimum age 20 · 1 branch in Idaho
Not at 18· unverified
Minimum age 20 in ID
Source: dollar.com · checked 2026-10-19 · all Dollar rules
SIXT
Minimum age 21
Not at 18
Minimum age 21 in ID
Source: sixt.com · checked 2026-10-19 · all SIXT rules
Payless
Minimum age 21
Not at 18· unverified
Minimum age 21 in ID
Source: paylesscar.com · checked 2026-10-19 · all Payless rules
Fox Rent A Car
Minimum age 19
Not at 18· unverified
Minimum age 19 in ID
Source: foxrentacar.com · checked 2026-10-19 · all Fox Rent A Car rules
Zipcar
Minimum age 21
Not at 18· unverified
Minimum age 21 in ID
Source: zipcar.com · checked 2026-10-19 · all Zipcar rules
Europcar
Minimum age 21
Not at 18· unverified
Minimum age 21 in ID
Source: europcar.com · all Europcar rules
Green Motion
Minimum age 21
Not at 18· unverified
Minimum age 21 in ID
Source: greenmotion.com · all Green Motion rules
U-Save
Minimum age 21
Not at 18· unverified
Minimum age 21 in ID
Source: usave.com · all U-Save rules

Rules change. Each line links the company page we checked and the date. Some memberships (AAA, USAA, military orders) lower the age or the fee — add them to your search.

Cities in Idaho

Branches we list

Questions

Can you rent a car at 18 in Idaho?

Not with the companies we track. The lowest minimum age we have on file in Idaho is 19. Check each company's policy page below.