Auto Loan Calculator
Calculate your car loan monthly payment including sales tax, trade-in, fees, and full amortization.
Vehicle & Loan
💡 2026 Auto Loan Rates
Monthly Payment
$622
Per month
Loan Amount
$31.4K
Amount financed
Total Interest
$5.9K
60 months
Total Cost
$37.3K
Principal + interest
Total Cost Breakdown
Summary
Amortization by Year
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Auto Loan Rates by Credit Score (2026)
How your FICO score affects your rate -- Experian Q1 2026
| Credit Score Range | New Car Rate | Used Car Rate | $30K New/60mo | $20K Used/48mo |
|---|---|---|---|---|
| 781-850 (Super Prime) | 5.08% | 6.82% | $569/mo | $471/mo |
| 661-780 (Prime) | 6.89% | 9.04% | $592/mo | $498/mo |
| 601-660 (Non-Prime) | 11.53% | 13.28% | $652/mo | $540/mo |
| 501-600 (Subprime) | 15.77% | 19.87% | $723/mo | $603/mo |
| 300-500 (Deep Sub) | 14.18%+ | 21.38%+ | $698+ | $626+ |
Average Auto Loan by US State (2026)
Average loan amount, rate, and monthly payment by state
| State | Avg Loan Amount | Avg Rate | Avg Term | Sales Tax | Monthly Pmt |
|---|---|---|---|---|---|
| Texas | $42,800 | 7.2% | 69 mo | 6.25% | $806 |
| California | $44,200 | 7.0% | 71 mo | 7.25%+ | $832 |
| Florida | $40,100 | 7.4% | 68 mo | 6.00% | $754 |
| New York | $39,600 | 7.1% | 67 mo | 4.00%+ | $744 |
| Michigan | $38,900 | 7.6% | 66 mo | 6.00% | $736 |
| Georgia | $41,200 | 7.3% | 69 mo | 7.00% | $774 |
| Ohio | $37,800 | 7.5% | 65 mo | 5.75% | $716 |
| Pennsylvania | $38,200 | 7.4% | 66 mo | 6.00% | $722 |
Auto Loan Calculator with Tax & Fees -- Complete USA Guide 2026
The free Auto Loan Calculator computes the true cost of buying a car in America -- including sales tax, dealer fees, and trade-in value -- giving you the actual financed amount and monthly payment before you sit across from a finance manager. Most car payment calculators show you a payment based on the sticker price alone, leading to sticker shock when the dealership adds $2,500-$4,000 in taxes and fees to the financed amount.
A $35,000 car at 7% for 60 months sounds like $693/month. Add 7.5% sales tax ($2,625), doc fee ($400), title/registration ($200), and subtract a $5,000 trade-in: true financed amount = $33,225. True payment = $659/month -- a $34/month difference across 60 months equals $2,040 extra if you didn't account for it. This calculator handles all of it automatically.
🔬 How This Calculator Works
Net financed amount = Vehicle Price minus Down Payment minus Trade-In Value plus Sales Tax (vehicle price times state rate) plus Dealer Fees. This net amount is then amortized using the standard loan formula: EMI = P times [r(1+r)^n] / [(1+r)^n - 1].
Sales tax applies to the gross purchase price in most states. About a dozen states (including Virginia, New Jersey, and others) tax only the net amount after trade-in -- check your state's DMV website. The calculator defaults to gross-price taxation which is the most conservative and most common approach.
📊 Side-by-Side Comparison
| Scenario | Result | Notes |
|---|---|---|
| 36 months at 6.5% | $769/mo on $25K | Fastest equity, highest payment |
| 48 months at 7.0% | $598/mo on $25K | Best balance |
| 60 months at 7.5% | $501/mo on $25K | Most common 2026 |
| 72 months at 8.0% | $439/mo on $25K | Negative equity risk |
| 84 months at 9.0% | $400/mo on $25K | Avoid if possible |
✅ What You Can Calculate
True Out-the-Door Cost Calculation
The only number that matters at car purchase is the out-the-door price including all taxes and fees. This calculator computes exactly that -- preventing the "what happened to the payment we discussed?" shock when the finance manager presents the final paperwork with $3,000 in additions you didn't model.
2026 Auto Loan Rate Guide
Built-in rate benchmarks by credit tier: 720+ gets 5-7% on new cars, 660-719 gets 7-10%, 620-659 gets 12-17%, below 620 faces 18%+ or may not qualify at traditional lenders. Knowing your expected rate before the dealership tells you whether their offered rate is competitive or if you should use your bank pre-approval.
Trade-In Optimization
The calculator shows exactly how much each $1,000 of trade-in value reduces your financed amount and monthly payment. This makes concrete the financial case for getting 3 competing trade-in quotes (CarMax, Carvana, and your dealer) -- a $2,000 difference in trade-in offers saves $38/month over 60 months.
Total Interest Visualization
The pie chart shows principal vs. total interest paid -- making the true cost of financing visible. A $30,000 car at 9% for 72 months costs $10,000 in interest -- 33% more than the sticker price. Seeing this number makes people reach for shorter terms and larger down payments.
Amortization for Equity Planning
Cars depreciate faster than most loans pay down. The amortization table shows your loan balance year-by-year, which you can compare against the car's depreciated value (roughly 20% year 1, 15% year 2-5) to understand when you'll have positive equity.
Dealer Financing vs. Pre-Approval Comparison
Enter two scenarios: your bank's pre-approved rate and the dealer's offered rate. The difference in total interest instantly quantifies whether the dealer financing is competitive or if you should insist on your pre-approval.
🎯 Real Scenarios & Use Cases
Negotiating at the Dealership
Walk in knowing the maximum vehicle price that fits your monthly budget. Work backwards: enter your target payment, your pre-approved rate, and desired term to find the maximum vehicle price. When the finance manager presents a monthly payment, compare it immediately to your calculated number to identify what changed.
New vs. Used Vehicle Comparison
New cars have lower rates but higher prices. Used cars have higher rates but lower prices. Model both: $42,000 new at 6.5% for 60 months vs. $28,000 certified pre-owned at 8.5% for 60 months. Run both through this calculator to compare total cost of financing alongside the price difference.
Deciding Loan Term
The most impactful loan term decision: on $28,000 at 7.5%, the difference between 48 months ($679/mo, $4,600 interest) and 72 months ($487/mo, $7,064 interest) is $192/month in payment vs. $2,464 more in total interest. Use this calculator to find the longest term that builds equity faster than depreciation for your specific vehicle and credit rate.
Evaluating 0% APR Offers
Manufacturer 0% APR offers often require forgoing a cash rebate ($2,000-$4,000). Model 0% on the full price vs. competitive market rate on the price after rebate. The answer depends on the rebate amount, the market rate, and the loan term -- sometimes the cash is better, sometimes 0% is better.
Planning a Large Down Payment
Every $1,000 of additional down payment reduces the financed amount, monthly payment, total interest, and negative equity risk. Use this calculator to model different down payment amounts and find the sweet spot between preserving emergency fund liquidity and minimizing financing costs.
Lease vs. Buy Analysis
Run the purchase calculation for a 36-month loan as a comparison to a 36-month lease. The lease gives lower monthly payments but zero equity at end; the purchase gives equity buildup from day one. The math favors purchase for people who keep cars 6+ years or drive more than 12,000 miles/year.
💡 Pro Tips for Accurate Results
Auto loan tips for 2026:
1. Get pre-approved before the dealership -- credit unions offer rates 1-2% lower than dealers on average.
2. Negotiate price before discussing financing -- once price is fixed, dealer cannot use monthly payment manipulation.
3. Always ask for "out-the-door" price including all taxes and fees in writing before spending time negotiating.
4. Avoid 84-month loans -- they guarantee negative equity for years 1-4 on most vehicles.
5. Gap insurance from your auto insurer ($150-$300/year) is almost always cheaper than the dealer's offer ($500-$700 upfront).
📌 Did You Know?
Fact #1
The average new car loan in 2026 is $42,000 at 7.1% APR for 69 months -- the longest average term ever recorded.
Fact #2
A 1% higher APR on a $30,000 auto loan for 60 months costs $789 more in total interest.
Fact #3
Cars lose approximately 60% of their value over 5 years; negative equity (owing more than the car is worth) affects 1 in 4 auto loan borrowers.
Fact #4
Credit unions approve 32% of auto loan applications vs. 73% at banks, but offer significantly lower rates to approved borrowers.
🏁 Bottom Line
The monthly payment is the least useful number when evaluating a car purchase. Total cost, equity position, and true APR matter far more for your financial health. Use this calculator to compute the complete picture before any purchase -- your future self will thank you for avoiding a 7-year loan on a depreciating asset.
Frequently Asked Questions
On a $35,000 car with $7,000 down (20%), $28,000 financed at 7% APR for 60 months: monthly payment = $554. Total interest = $5,240. Total cost = $33,240 (financed portion). Add sales tax and fees to get the full picture -- our calculator includes all of these.
Expert Guide
Want to understand the maths behind this calculator?
Our in-depth guide explains every formula, shows worked examples, and helps you make smarter financial decisions.
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