North Dakota (ND) · State tax: 2.5% · Property tax: 0.98% · Median home (ZHVI): $265,000
Auto loan costs in North Dakota extend beyond the monthly payment. North Dakota imposes a sales tax on vehicle purchases that adds to the total financed amount — check your local rate as it varies by county and municipality. Auto insurance premiums in North Dakota correlate with the cost of living index of 88.174, as labor and parts costs drive claim payouts. North Dakota's moderate cost of living helps keep total ownership costs competitive. The median home price of $265,000 provides context for overall financial obligations — avoid auto loans that push your total DTI above 36%. Vehicle loan interest is not deductible in North Dakota for personal use.
Median income ÷ PITI determines borrowing headroom for the auto loan calculator in North Dakota. Every row cites a primary public dataset. Numbers reflect the most recent vintage available; refresh cadence is documented in the methodology.
The Auto Loan Calculator runs a well-known formula (principal × rate, discounted cash flow, amortization, or equivalent) client-side and layers on North Dakota's tax and cost-of-living inputs. State-specific numbers — brackets, exemptions, and averages — come from public federal / state datasets cited in the sources section.
Same formula, different inputs. Each city name links to its own pSEO page where the calculator is pre-filled with local medians.
| City | Median home | Median rent | HUD FMR 2BR | Median income |
|---|---|---|---|---|
| Fargo, ND | $318,546 | $1,140/mo | $1,050/mo | $75,523 |
| Bismarck, ND | $349,989 | $1,280/mo | $1,175/mo | $83,982 |
Sources: Zillow ZHVI + ZORI[1], HUD FMR[2], Census ACS[3], Freddie Mac PMMS[4].
Moving one state over changes the auto loan numbers. Compare median home value (Zillow ZHVI), top marginal income tax rate, effective property tax rate, and the BEA all-items Regional Price Parity across North Dakota and its border states.
| State | Median home | Top inc tax | Prop tax rate | RPP (US=100) |
|---|---|---|---|---|
| North Dakota (this page) | $265,000 | 2.50% | 0.98% | 88.2 |
| compare to Minnesota | $335,000 | 9.85% | 1.12% | 98.3 |
| check Montana | $460,000 | 5.90% | 0.83% | 91.0 |
| see South Dakota | $275,000 | None | 1.24% | 88.1 |
Sources: Zillow ZHVI[1], state Departments of Revenue / Tax Foundation[2], Tax Foundation property taxes[3], BEA Regional Price Parities[4].
| Metric | North Dakota | National Avg | MN | MT | SD |
|---|---|---|---|---|---|
| Median Home Price | $265,000 | $420,000 | $425,000 | $475,000 | $295,000 |
| Property Tax Rate | 0.98% | 1.07% | 1.12% | 0.84% | 0.82% |
| State Income Tax | 2.5% | 4.6%* | 9.85% | 6.84% | None |
| Avg Insurance Cost | $2,310/yr | $1,544/yr | $1,320/yr | $1,320/yr | $1,320/yr |
| Cost of Living Index | 88.174 | 100 | 105 | 104 | 89 |
| Household Income — p25 | $46,400 | $41,401 | $49,800 | $45,609 | $45,200 |
| Household Income — p50 (median) | $87,500 | $83,592 | $92,473 | $82,000 | $79,954 |
| Household Income — p75 | $150,375 | $153,000 | $158,112 | $142,396 | $130,002 |
*Average of states that levy an income tax. 2026 estimates. [3] Income percentiles from DQYDJ/Census CPS 2024[4].
Track take-home pay: 2.5% state income tax plus federal + FICA reduces gross wages by roughly 28% in North Dakota.
Anchor savings goals to the North Dakota cost of living index (88.174). A national 20% savings rate needs adjustment up or down depending on local expense floors.
Use tax-advantaged accounts first: 401(k), HSA, IRA. Contributions to pre-tax accounts save 2.5% at the state level plus your federal marginal rate.
Every number on this page reads from the same CalcFi data repository used by the Live Data pages below — the figures stay consistent.
Home Prices by State
Zillow ZHVI across all 50 states
Property Tax by State
Effective rate × ZHVI = annual bill
Household Income by State
FRED real median + percentile bands
Cost of Living by State
BEA RPP all-items + housing
No-Income-Tax States
Full list + trade-offs
Current Interest Rates
Treasury curve + PMMS + FDIC
CalcFi pSEO pages combine three inputs: (1) the calculator formula itself, which runs client-side so no inputs leave your browser; (2) state-level financial constants from primary public datasets; and (3) national benchmarks for comparison. The North Dakota page uses the property tax rate (0.98%), median home price ($265,000), and 2.5% state income tax from the sources listed below.
Refresh cadence:state tax brackets and minimum wage rates are reviewed annually after each state's legislative session. Property tax, median home price, insurance, and cost-of-living figures are reviewed annually against the primary sources. Income percentiles are refreshed when the Census CPS/IPUMS releases update (typically September). Page-level dateModified matches the last editorial review date, shown above.
Known limits: statewide averages mask large intra-state variance — county-level property tax and metro-level home prices differ significantly from the figures shown. For the most precise calculations, cross-check the output against your actual county assessor and the latest federal/state tax tables at filing time.
Use Auto Loan Calculator for any city in North Dakota.
Every number on this page cites a primary public dataset. Last reviewed (auto-bumped by the next ISR refresh after an ETL run).
CalcFi does not sell data. If you spot an error, email hello@calcfi.app with the URL and the correct figure.
Step 2 of 5 — Calculate loan payments
Calculate your monthly auto loan payment including trade-in value and sales tax. See total interest and total cost of your car loan.
Auto-updated · Verified daily against IRS, Fed & Treasury sources
Enter your numbers below
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Based on your inputs
60-month loan at 6.5% APR
| Vehicle Price | $35,000 |
|---|---|
| Sales Tax | $2,450 |
| Down Payment | $5,000 |
| Trade-In Value | $0 |
| Loan Amount | $32,450 |
| Monthly Payment | $635 |
| Total Interest | $5,645 |
| Total Paid (Loan) | $38,095 |
| Total Cost (incl. down + trade) | $43,095 |
Analyze 3+ calcs to unlock your Financial Picture dashboard (cross-analysis of all your numbers).
First Car · Next: Compare insurance rates
Continue →When you finance a vehicle, the Annual Percentage Rate (APR) determines how much you pay in interest over the life of the loan. Unlike a simple interest rate, APR includes certain fees and represents the true annual cost of borrowing. A $30,000 car loan at 6% APR for 60 months costs $4,799 in total interest. The same loan at 10% APR costs $8,249 — a difference of $3,450 just from the rate.
Auto loan interest is calculated using simple interest in most cases. Each month, the lender multiplies your remaining balance by the monthly interest rate (APR ÷ 12). Early in the loan, most of your payment goes to interest. As the balance decreases, more goes toward principal. On a $30,000 loan at 7%, your first monthly payment of $594 breaks down to $175 in interest and $419 in principal. By payment 48, it's $46 in interest and $548 in principal.
Credit Score: This is the single biggest factor. Lenders use tiered pricing: 750+ (super prime) gets the best rates at 5-6%. 700-749 (prime) gets 6-8%. 650-699 (near prime) gets 8-11%. 600-649 (subprime) gets 11-15%. Below 600 (deep subprime) can mean 15-25%. The difference between a 750 and 620 credit score on a $30,000 loan can be $8,000-$12,000 in extra interest over the loan term.
Loan Term: Shorter terms get lower rates because the lender's risk is reduced. A 36-month loan might be 5.5% while a 72-month loan on the same vehicle could be 7.5%. The irony: longer terms have both higher rates AND more months of interest accrual, making them exponentially more expensive.
New vs Used: New car loans carry lower rates because the collateral (the car) is worth more and depreciates predictably. Used car loans are riskier for lenders — the car's value is less certain, maintenance issues are more likely, and the vehicle has already depreciated significantly. Expect used car rates to be 1-2 percentage points higher than new car rates for the same borrower profile.
Down Payment: A larger down payment reduces the loan-to-value ratio, lowering the lender's risk. Putting 20% down often qualifies you for the best rate tier. Putting nothing down (or worse, rolling negative equity from a trade-in) can push you into a higher rate bracket.
Dealerships act as middlemen between you and the actual lender. They markup the rate — a practice called"dealer reserve." If the bank approves you at 5%, the dealer might offer 7% and pocket the 2% difference. This is legal and extremely common. Always get pre-approved from your bank or credit union before visiting the dealer. This gives you a baseline rate to negotiate against.
Credit unions consistently offer the lowest auto loan rates — typically 0.5-1.5% below banks and 2-4% below dealer financing. They're nonprofit institutions that pass savings to members. The catch: you need to be a member, and the application process can take a few days. Plan ahead.
Banks fall in the middle. They're convenient (especially if you already bank there) but rarely offer the absolute best rates. Online lenders like LightStream and Capital One Auto Navigator can be competitive, especially for borrowers with good credit.
Check your credit score 2-3 months before shopping. If it's below 700, spend those months paying down credit card balances (the fastest way to boost your score). Get pre-approved from at least 2-3 lenders before visiting dealerships. All auto loan inquiries within a 14-day window count as a single hard pull on your credit report, so shop aggressively within that window.
Consider a shorter loan term if you can afford the higher payment. The rate savings plus reduced interest duration can save thousands. And always negotiate the price of the car separately from the financing — dealers love to bundle them to obscure the true cost of each.
A new car loses 20-30% of its value the moment you drive it off the lot. This isn't a cliché — it's backed by data. A $40,000 new car is worth $28,000-$32,000 after one year. After three years, it's worth roughly $22,000-$26,000. After five years, about $16,000-$20,000. You're losing $4,000-$8,000 per year in depreciation alone — before interest, insurance, or gas.
This is the single strongest argument for buying used. When you buy a 3-year-old car for $24,000, someone else already absorbed $16,000 in depreciation. Your depreciation from year 3 to year 6 might only be $6,000-$8,000 total. You're paying for actual use of the vehicle rather than subsidizing the"new" premium.
New car loans typically carry rates 1-2% lower than used car loans. On a $30,000 new car at 5.5% for 60 months, you'd pay $4,357 in interest. A $20,000 used car at 7% for 60 months costs $3,581 in interest. Even with the higher rate, the used car costs less in interest because the loan amount is smaller. This is the math that matters: total dollars paid, not the rate percentage.
Manufacturer financing deals (0% APR, 1.9% APR) are marketing tools. They're typically only available to buyers with 750+ credit scores, only on specific models (usually ones that aren't selling well), and often require forgoing a cash rebate of $2,000-$5,000. Run the numbers both ways: $35,000 at 0% vs. $30,000 (after rebate) at 5%. The rebate deal often wins.
Purchase price and interest are just two pieces. A complete comparison includes: Insurance: New cars cost 15-25% more to insure because replacement value is higher. On a $40,000 new car, expect $1,800-$2,400/year. A $20,000 used car might be $1,200-$1,600/year. Over 5 years, that's $3,000-$4,000 in savings.
Maintenance: New cars are under warranty for 3-5 years (bumper-to-bumper) and 5-10 years (powertrain). Maintenance costs are near zero beyond oil changes and tires. Used cars may need brakes ($400-$800), suspension work ($500-$1,500), or unexpected repairs. Budget $1,000-$2,000/year for a used car over 5 years old. However, certified pre-owned (CPO) vehicles come with extended warranties that bridge this gap.
Registration and taxes: Most states base registration fees and sales tax on the vehicle's value. A $40,000 car in a state with 7% sales tax costs $2,800 in tax. A $20,000 car costs $1,400. Annual registration is also typically lower on older, less valuable vehicles.
For most buyers, the optimal financial choice is a certified pre-owned (CPO) vehicle that's 2-3 years old with 20,000-40,000 miles. Here's why: the steepest depreciation has already occurred (saving you $10,000-$15,000 vs new), CPO warranty covers major repairs for another 2-4 years, the car still has modern safety features and technology, and insurance costs are significantly lower.
The exception: if you plan to keep a car for 10+ years and drive it until the wheels fall off, buying new and holding long-term can work out. The depreciation hit is spread over more years. A $40,000 car kept for 12 years has an annual depreciation cost of about $3,000 — comparable to buying used and keeping it 6-7 years.
Buying new isn't always irrational. It makes financial sense when: you're getting genuine 0% financing with no rebate trade-off, you plan to keep the car 8+ years, you need specific features or configurations not available used, the used market is inflated (as it was in 2021-2023 when used cars were sometimes more expensive than new), or the manufacturer is offering exceptional lease deals that you can buy out cheaply.
The key is running the total cost of ownership calculation — not just comparing sticker prices. Use the auto loan calculator above to model both scenarios with realistic rates, terms, and down payments. Then add insurance, maintenance, and depreciation estimates to get the full picture.
At 7% APR for 60 months: ~$594/month. At 5% for 60 months: ~$566/month. Shorter terms (48 months at 7%) cost ~$718/month but save ~$1,500 in interest.
750+ gets the best rates (5-6%). 700-749 gets competitive rates (6-8%). Below 650, rates jump significantly to 10-15%+. Check your score and get pre-approved before shopping.
Yes — 20% down is ideal. It lowers your monthly payment, reduces total interest, may qualify you for a better rate, and prevents being 'underwater' (owing more than the car is worth).
Generally yes. Longer terms mean higher rates, more total interest, and you'll likely be underwater for years. A 60-month loan is the sweet spot for most buyers. Only extend to 72 if the rate difference is minimal.
Trade-in value reduces your loan amount, lowering monthly payments and total interest. A $5,000 trade-in on a $30,000 car means you only finance $25,000. Always get quotes from multiple dealers and services like Carvana/CarMax.
Prequalification uses a soft credit check to estimate your rate without affecting your score. Preapproval involves a hard inquiry and gives you a firm rate offer you can use at the dealership. Always get preapproved before visiting dealers to strengthen your negotiating position.
Refinancing replaces your current loan with a new one at a lower interest rate or longer term. You typically need six months of payment history and a credit score improvement. Refinancing a $25,000 balance from 8 percent to 5 percent saves roughly $2,000 over 48 months.
Gap insurance covers the difference between your car's depreciated value and your remaining loan balance if the vehicle is totaled. You need it when your down payment is less than 20 percent, as you may owe more than the car is worth during the first two to three years.
Lenders prefer a total debt-to-income ratio below 36 percent including the new car payment. If your monthly debts plus the proposed payment exceed 40 to 50 percent of gross income, expect higher rates or denial. Paying down existing debt before applying improves approval odds.
Negative equity means you owe more on your loan than the car is currently worth, also called being underwater. This commonly happens with low down payments and long loan terms. Trading in a car with negative equity rolls that balance into your next loan, increasing future costs.
Monthly Payment = L × [r(1+r)^n] / [(1+r)^n - 1]
Where L = loan amount (price + tax − down payment − trade-in), r = monthly rate (APR/12), n = number of months.
Every formula on this page traces to a federal agency, central bank, or peer-reviewed institution. We cite the rule-makers, not secondhand blogs.
Found an error in a formula or source? Report it →
Result: Payment $754/mo. Total interest over life of loan: ~$7,480.
Fed G.19 Q4 2025 reports 60-month new-auto loan APR averaging 7.34%. Kelley Blue Book Q4 2025 average new-car transaction price is ~$48,400 — this example uses a more modest $42k build.
Result: Payment $425/mo. Total interest: ~$9,600 — over 45% of the purchase price.
Sub-prime (FICO <620) used-car APRs regularly exceed 13% (Experian State of the Auto Finance Market Q3 2025). 72-month terms extend negative equity risk: the car depreciates faster than the loan amortizes.
Result: Negative $3k rolls into new loan → borrow $26k instead of $23k. Adds $583 interest over 60 months.
Edmunds 2025 data shows 24% of trade-ins carry negative equity. Rolling it forward stacks debt on an already depreciating asset — at month 12 of the new loan, you'd owe more than the car is worth.
Dealers extend the loan term (72, 84 months) to hit your target monthly payment, but total interest balloons. Always compare (a) total interest paid, (b) APR, and (c) loan-to-value ratio — not just monthly payment.
Impact: Extending 60 → 84 months on a $30k loan at 7% adds ~$2,100 in interest.
Dealers mark up rates (dealer reserve) 1–3 points above wholesale cost. Get pre-approved by your credit union before walking in, then let the dealer beat the rate or match it. CFPB has flagged discretionary dealer markup as a discriminatory practice.
Impact: 1 point rate difference on a $30k 60-month loan ≈ $830 in interest.
Gap coverage is usually $20–$40/year through your auto insurance carrier (if eligible) vs $500–$1,000 rolled into the dealer financing. Ask your existing auto insurer first.
Impact: Dealer-sold gap costs $300–$700 more than insurer-sold equivalent.
20% down, 4-year max term, total transportation costs (payment + insurance + fuel + maintenance) under 10% of gross income. Violating this is the most common way households become car-poor.
Impact: Households spending 20%+ of gross on transportation show 3× higher loan-default rates.
State-specific rates, taxes, and cost-of-living adjustments
Calculations are for educational purposes only. Consult a qualified financial advisor for personalized advice.