Auto Loan Calculator

Instant monthly payment & full amortization schedule

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Monthly Payment

Amortization Schedule

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Results are estimates. Actual terms may vary.

Current U.S. Auto Loan Rates 2026 Across All States

State Bank of America Auto Loan Rate % Chase Bank % Wells Fargo Bank % Capital One % U.S. Bank % PNC Bank % Ally Bank % TD Bank % Citi Bank Rate % Navy Federal Loan Rate % PenFed Credit Union – Rate %
Alabama6.246.806.546.026.185.945.806.307.304.695.14
Alaska5.746.306.045.525.685.445.305.806.804.194.64
Arizona5.646.205.945.425.585.345.205.706.704.094.54
Arkansas5.946.506.245.725.885.645.506.007.004.394.84
California5.245.805.545.025.184.944.805.306.303.694.14
Colorado5.646.205.945.425.585.345.205.706.704.094.54
Connecticut5.145.705.444.925.084.844.705.206.203.594.04
Delaware5.145.705.444.925.084.844.705.206.203.594.04
Florida6.246.806.546.026.185.945.806.307.304.695.14
Georgia6.246.806.546.026.185.945.806.307.304.695.14
Hawaii5.245.805.545.025.184.944.805.306.303.694.14
Idaho5.245.805.545.025.184.944.805.306.303.694.14
Illinois5.345.905.645.125.285.044.905.406.403.794.24
Indiana5.345.905.645.125.285.044.905.406.403.794.24
Iowa5.345.905.645.125.285.044.905.406.403.794.24
Kansas5.345.905.645.125.285.044.905.406.403.794.24
Kentucky5.946.506.245.725.885.645.506.007.004.394.84
Louisiana5.946.506.245.725.885.645.506.007.004.394.84
Maine5.145.705.444.925.084.844.705.206.203.594.04
Maryland5.145.705.444.925.084.844.705.206.203.594.04
Massachusetts5.145.705.444.925.084.844.705.206.203.594.04
Michigan5.345.905.645.125.285.044.905.406.403.794.24
Minnesota5.345.905.645.125.285.044.905.406.403.794.24
Mississippi6.447.006.746.226.386.146.006.507.504.895.34
Missouri5.345.905.645.125.285.044.905.406.403.794.24
Montana5.646.205.945.425.585.345.205.706.704.094.54
Nebraska5.345.905.645.125.285.044.905.406.403.794.24
Nevada5.245.805.545.025.184.944.805.306.303.694.14
New Hampshire5.145.705.444.925.084.844.705.206.203.594.04
New Jersey5.145.705.444.925.084.844.705.206.203.594.04
New Mexico5.646.205.945.425.585.345.205.706.704.094.54
New York5.145.705.444.925.084.844.705.206.203.594.04
North Carolina5.946.506.245.725.885.645.506.007.004.394.84
North Dakota5.345.905.645.125.285.044.905.406.403.794.24
Ohio5.345.905.645.125.285.044.905.406.403.794.24
Oklahoma5.646.205.945.425.585.345.205.706.704.094.54
Oregon5.245.805.545.025.184.944.805.306.303.694.14
Pennsylvania5.145.705.444.925.084.844.705.206.203.594.04
Rhode Island5.145.705.444.925.084.844.705.206.203.594.04
South Carolina5.946.506.245.725.885.645.506.007.004.394.84
South Dakota5.345.905.645.125.285.044.905.406.403.794.24
Tennessee5.946.506.245.725.885.645.506.007.004.394.84
Texas5.946.506.245.725.885.645.506.007.004.394.84
Utah5.646.205.945.425.585.345.205.706.704.094.54
Vermont5.145.705.444.925.084.844.705.206.203.594.04
Virginia5.946.506.245.725.885.645.506.007.004.394.84
Washington5.245.805.545.025.184.944.805.306.303.694.14
West Virginia6.447.006.746.226.386.146.006.507.504.895.34
Wisconsin5.345.905.645.125.285.044.905.406.403.794.24
Wyoming5.646.205.945.425.585.345.205.706.704.094.54

Car Loan Calculator: Guide for Accurate Car Financing in the US

A smart, fast, and accurate Auto Loan Calculator that helps car buyers across the USA estimate monthly payments, interest costs, and total loan amount before visiting a dealership or applying with lenders like Navy Federal, Bank of America, USAA, BDO, BPI, Scotiabank, and others.

This tool works for all states — whether you’re comparing auto loan rates in Texas, checking monthly payments in Florida, or calculating interest for any USA-based car loan.

In the past several years, it has grown harder to buy a car in the US since interest rates have changed, lender laws have become stricter, and automobile costs have kept going up in almost every state. It’s more crucial than ever to have an accurate and clear calculating tool, whether someone is looking for an auto loan calculator in Texas, comparing a Bank of America auto loan calculator with a USAA auto loan calculator, or figuring out payments with a Navy Federal auto loan calculator.

A contemporary Auto Loan Calculator lets drivers figure out how much they will have to pay each month, how much interest they will have to pay throughout the life of the loan, and how much they will really owe before they sign a contract. It helps purchasers understand how to get financing from dealerships, online lenders, banks, and credit unions all around the US.

What Is an Auto Loan Calculator?

An Auto Loan Calculator helps you instantly estimate your monthly car payments, total loan cost, and interest based on your loan amount, interest rate, and repayment term. For anyone planning to buy a new or used car in the United States, this tool makes the financing process easier and more transparent. Instead of guessing how much you can afford, the calculator provides clear numbers that help you plan your budget with confidence.

Car buyers across major states such as California, Texas, Florida, New York, Illinois, Pennsylvania, Georgia, North Carolina, Michigan, and Washington rely on auto loan calculators before choosing a lender. It allows you to compare different APRs, loan durations, and down payment options to find the most affordable monthly payment for your financial situation.

How an Auto Loan Calculator Works

Understanding how your monthly car payment is calculated is essential for making informed financial decisions. By analyzing your loan structure in advance, you can potentially save thousands of dollars in interest and confidently negotiate more favorable terms at the dealership. This calculator applies the industry-standard auto loan amortization formula to generate precise monthly payment estimates—the same methodology used by leading banks, credit unions, and financial institutions across the United States.

Auto Loan Calculator

Auto Loan Calculator Formula

Where:

  • M = Monthly payment (what you pay each month)
  • P = Loan principal (the amount you’re financing after down payment & trade-in)
  • r = Monthly interest rate (annual APR ÷ 12 ÷ 100)
  • n = Total number of monthly payments (loan term in months, e.g., 60 for 5 years)

This is the exact formula used by U.S. lenders and financial institutions.

How the Auto Loan Formula Works

Let’s say you’re financing $30,000 at 6.5% APR for 60 months:

  1. P = $30,000
  2. r = 6.5% ÷ 12 = 0.0054167 (monthly rate)
  3. n = 60

Plug into the formula:

You’re calculating the monthly payment for:

  • Loan amount: $30,000

  • Monthly interest rate: 0.0054167

  • Loan term: 60 months

Step-by-step breakdown

  1. Add 1 to the monthly interest rate:
    1 + 0.0054167 = 1.0054167

  2. Raise this number to the power of 60:
    1.0054167 raised to 60 ≈ 1.389 (rounded)

  3. Multiply the interest rate by this result:
    0.0054167 × 1.389 ≈ 0.007527

  4. Subtract 1 from the earlier power result:
    1.389 − 1 = 0.389

  5. Now plug everything into the formula for the monthly payment:
    Monthly Payment =
    30,000 × (0.007527 ÷ 0.389)

  6. Do the division:
    0.007527 ÷ 0.389 ≈ 0.01934

  7. Final multiplication:
    30,000 × 0.01934 ≈ $580.20

Result: M ≈ $587.05/month

You’ll pay $587.05 for 60 months, totaling $35,223 — with $5,223 in interest.

Early Payment Formula (Extra Payments)

Extra-Payment Payoff Time Calculator

Estimate how many months it will take to pay off a loan if you add an extra amount to each monthly payment.

Enter the current outstanding loan balance in dollars.
Enter your loan APR (e.g., 5.5 for 5.5%).

When you make extra payments on your loan, you can figure out how many months it will now take to pay off the loan using this formula:

Number of months to pay off =
log(A ÷ (A − r × P)) ÷ log(1 + r)

What each symbol means (simple explanation)

  • A = Your normal monthly payment plus your extra payment
    (Example: If your payment is $400 and you add $100 extra, then A = $500)

  • P = Your remaining loan balance
    (Example: how much you still owe today)

  • r = Your monthly interest rate
    (Example: If your APR is 6%, divide 0.06 by 12 → 0.005)

This is what you see in an auto loan calculator with extra payments.

Professional Auto Loan Example for U.S. Car Buyers

Scenario: Standard New-Car Purchase With Upfront Fees and State Tax Calculation

A typical U.S. car buyer financing a new vehicle must account not only for the selling price but also for sales tax, down payment strategy, and how fees affect the total loan cost. This example demonstrates a full, accurate breakdown using the latest 2025 auto loan calculation logic.

Buyer Profile

  • Type: First-time new-car buyer
  • Vehicle Price: $24,000
  • Down Payment: $2,000
  • State Sales Tax: 5%
  • Fees (Registration, Documentation, Title): $300
  • APR: 7.0%
  • Loan Term: 48 months
  • Fee Treatment: Paid upfront (not financed)

This type of setup is one of the most common auto-loan structures in the United States and is ideal for demonstrating how an auto loan calculator applies principal adjustments, sales tax rules, and amortization formulas.

Step 1 — Determine the Taxed Amount

Sales tax is calculated on the vehicle’s purchase price before subtracting the down payment.

Sales Tax = Vehicle Price × Tax Rate
24,000 × 0.05 = 1,200

This tax amount is added to the principal unless the buyer pays it upfront. In this example, the tax is financed, while the fees are paid out-of-pocket.

Step 2 — Calculate the Amount Financed (Principal P)

The auto loan calculator must adjust the principal for down payment and taxes. Because fees are not included in the loan, they do not affect the financed balance.

Amount Financed (P) = Price − Down Payment + Sales Tax

P = 24,000 − 2,000 + 1,200
P = 23,200

This value becomes the starting principal used in the amortization formula.

Step 3 — Apply the Auto Loan Monthly Payment Formula

To determine the monthly payment, the 2025 standardized amortization model is used:

Monthly Payment =
P × r × (1 + r)ⁿ ÷ [(1 + r)ⁿ − 1]

Where:

  • P = 23,200

  • r = Monthly interest rate = 0.07 ÷ 12 ≈ 0.005833

  • n = Loan term = 48 months

After substituting values and calculating:

Estimated Monthly Payment ≈ $556–$560 (depending on rounding precision)

This aligns with what advanced auto loan calculators generate when using current amortization standards.

Professional Summary

Using the standard U.S. auto loan calculation model, the buyer finances $23,200, leading to an estimated monthly payment near $558 over 48 months at a 7% APR. This example demonstrates the importance of accurate tax application, correct fee handling, and precise amortization logic—especially when comparing loan offers across lenders or using an online auto loan calculator.

Use of Auto Loan Calculator in US

The No.1 Auto Loan Calculator in the USA helps you accurately estimate monthly car payments, total interest, and loan costs based on U.S. lending standards. Whether you’re buying a new or used vehicle in California, Texas, Florida, New York, Illinois, or any other state, this calculator gives fast and reliable results. It supports financing scenarios commonly offered by top U.S. lenders such as Chase, Bank of America, Wells Fargo, Capital One, Ally Bank, and U.S. Bank, making it easier to plan your auto loan with confidence before visiting a dealership or bank.