Car Loan Calculator Detailed for Idaho

Calculate by State >  Idaho 

How are car loans in Idaho calculated?

Idaho includes the sale price and the doc fee in the taxable amount of an auto loan but does not include the trade-in value.

Therefore, car buyers get a tax break on trade-in vehicles in Idaho.

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Cost Breakdown

In our calculation, the taxable amount is $ which equals the sale price of $ plus the doc fee of $ minus the trade-in value of $.

DMV registration fees are about $ on a $ vehicle based on flat rate that fluctuates depending on vehicle type and weight.

View the Idaho fee schedule under "Registration / Plates" to verify your exact amount, and use the DMV Override to adjust the calculator.

Consumer Advice

Prepaid maintenance plans, extended warranties, and GAP insurance are not taxed in Idaho and provide considerable savings over paying down the road. You can include maintenance on the warranty line of the calculator for accurate handling.

The documentation fee is set by the dealer, but is not negotiable so clarify upfront what the dealer charges. The customary doc fee is $300 in Idaho but may differ as there is no maximum set by the state.

EV surcharges are levied to offset declining fuel tax revenue. Add $140 to the DMV fees for electric vehicles and $75 for hybrids.

Dealer Quote

Thank you for considering our dealership for your new vehicle! I can offer you a net price of $ which equals the dealer sale price of $ minus the factory rebate of $.

I can purchase your trade vehicle for $, payoff your loan up to $, and apply the balance of $ to this purchase. The estimated tax and registration combined is $, but this may vary based on the vehicle type and weight. Our required dealer documentation fee is $.

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