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Boone, IA · Local numbers*

Buying a car in Boone, IA.

By The Model Black · Updated October 7, 2026

Vehicle tax in Boone runs about 5% all in, the rate for Boone County. Iowa credits your trade-in, so you are taxed on the price after it comes off. The doc fee is capped at $180.

Price a car with Boone taxes and fees What is my car worth?
5%
Combined tax on a vehicle here
~$394.00
Title and registration on a $35,000 car
Full credit
Trade-in reduces the taxable price
$180
Doc fee, capped by law

Your payment, cash or finance.

Type your own numbers and see the same car priced as cash and as a loan, with the taxes and state fees for Boone, IA. Nothing you type leaves this page.

The car
Your trade and money down
Credit and loan
Taxes and fees
Cash
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out the door
Sales tax
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Title, registration, and fees
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Trade-in
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Due at the dealership
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Finance
.../mo
 
Amount financed
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Total interest
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Payments plus cash down
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Lease

To see a lease, pick a vehicle. A lease is priced on one car: what it is expected to be worth at the end (its residual) and the leasing company's money factor change by model and by month.

Pick a vehicleHow leasing works

An estimate on the numbers you type, not an offer of credit or a quote from any dealership. Starting loan rates are Rateous's rates for each credit range and term; they are not an offer from any lender. The documentary fee starts at an example figure, the state's legal cap where it has one or $599 where it does not, not any dealership's fee; each dealership sets its own. Taxes and state fees are estimates for Boone, IA; the dealership's paperwork and your motor vehicle agency have the final numbers. Nothing you type is sent, saved, or used to check your credit.

Browse inventory

On a $35,000 car.*

LineEstimate
Iowa new registration fee (5%, paid at registration)$1,750.00
Title fee$30.00
Registration (estimate)$364.00
Iowa tax and fees are due when you register the car; the figures here are estimates from the state's published rates and are confirmed at registration.
Whether a dealership ships to Boone, IA is up to the dealership. Where it does, it sets its own charge, shown on the car before you sign, and each car says how you sign: at the dealership, through a mobile notary at your door, or remotely, as the dealership offers.
Iowa also charges a Value-based annual registration fee (1% of value plus $0.40/100 lbs) with registration, not included here.
Price a car with Boone taxes and fees Iowa taxes and fees How it works

Questions.

How much is sales tax on a car in Boone?

About 5% all in for Boone County. Iowa uses one statewide rate on vehicles, so it does not change by city.

Does my trade-in lower the tax in Boone?

Trade-in value of a vehicle subject to registration traded toward the purchase is excluded from the purchase price (321.105A(2)(c)).

How is a car from an out-of-state dealership taxed if I live in Boone?

A car the selling dealership ships out of its own state usually carries no sales tax in that state; you pay Iowa tax when you register it in Iowa. Picking the car up in another state can mean paying that state's tax at the dealership first, and whether Iowa credits it depends on the two states. Whether a dealership ships to Boone is up to the dealership, and it sets its own shipping charge, shown on the car before you sign.

What is the doc fee in Boone?

Iowa caps it at $180. Iowa Code 322.19A: documentary fee may not exceed $180 and must be included in the advertised price.

Where these numbers come from.