Auto Insurance Estimator
Vehicle, rate & risk
Your result will appear here
Fill in the fields on the left and this updates as you type.
Know what this estimate is based on
- Jurisdiction
- United States — state-regulated insurance
- Scope and limitations
- Educational estimate only. Insurance in the U.S. is regulated state by state, so rates, required coverages and available discounts differ by where you live. Your premium is set by an insurer's own underwriting — driving record, claims history, credit-based insurance score where permitted, the property itself — and only a quote is binding. What a policy pays depends on its exclusions and limits, not on this estimate.
- Source links checked
- Jul 30, 2026
Built and regression-tested by Smart Tools Lab. It has not been individually reviewed by a licensed financial, tax, or legal professional.
How to use
- 01
Enter what the car is worth today, not what you paid for it. Insurers pay actual cash value on a total loss, and that is what drives the collision and comprehensive part of the premium.
- 02
Leave the base rate alone unless you have a reason to change it — it is a market average, and the field exists so you can tune the estimate toward a quote you have already been given.
- 03
Set the driving-record multiplier: 1.0 is a clean record, and it climbs with tickets, at-fault accidents or a young driver on the policy.
- 04
Enter what you pay for add-ons — roadside assistance, rental reimbursement, gap coverage on a financed car.
- 05
Read the premium, then the table of risk classes underneath: it shows what the same car costs a driver with a better or worse record than yours.
Formula
Annual premium = vehicle value x base rate x driving-record multiplier, less any no-claims discount, plus what you pay for add-ons. The base rate is a market average applied to the car's value, which is a reasonable proxy because the collision and comprehensive portion of a premium tracks what the insurer would have to pay out. Real rating is far more detailed: carriers price your ZIP code, annual mileage, age, claims history, the specific model's repair and theft record, and in most states a credit-based insurance score. The table under the result reprices the same car across driving-record classes, which is the factor a driver can actually change.
Example
A car worth $28,000, a clean driving record, and $180 a year of add-ons. Step 1 — Base premium: $28,000 x 6% = $1,680 a year. Step 2 — Driving record: a clean record is 1.0x, so the rated premium stays $1,680. Step 3 — Add the extras: $1,680 + $180 = $1,860 a year, or $155 a month. Step 4 — See what the record is worth. The same car and the same coverage costs about $1,356 a year for a driver rated 0.7x, and would run past $3,000 for one rated high risk. That spread is one at-fault accident wide. This is an estimate of shape, not a quote. Two neighbors with the same car and the same record routinely pay hundreds apart, because carriers weigh ZIP code, mileage and claims history differently — which is exactly why quoting three of them once a year is the most reliable way to cut this bill.
Definitions
- Liability coverage
- Pays for injury and damage you cause to others. Required in nearly every state, and the part worth carrying generously.
- Collision
- Pays to repair your own car after a crash, whoever was at fault, less your deductible.
- Comprehensive
- Pays for damage that is not a collision — theft, hail, flood, fire, a deer, a cracked windshield.
- Full coverage
- Shorthand for liability plus collision plus comprehensive. Not a policy type, and not a guarantee that everything is covered.
- Actual cash value
- What the car was worth just before the loss, including depreciation. What the insurer pays on a total loss, not what you paid for it.
- Gap coverage
- Pays the shortfall between the loan balance and the actual cash value when a financed car is totaled.
- Split limits
- Liability written as three numbers — per person, per accident, and property damage — such as 100/300/100.
- Deductible
- What you pay on a collision or comprehensive claim before the insurer pays. Higher deductible, lower premium.
- Uninsured motorist
- Coverage for when the at-fault driver has no insurance or too little. Required in some states, worth carrying in all of them.
- Credit-based insurance score
- A rating factor built from your credit report, permitted in most states, restricted in California, Hawaii, Massachusetts and Michigan.
- Telematics
- A program that prices your premium from how you actually drive, measured by an app or a device. Rewards low mileage and smooth driving.
- Surcharge
- The rate increase applied after an at-fault claim or a violation, usually lasting three to five years.
Good to know
What a premium is actually built from
The estimate here starts from the car's value because the collision and comprehensive part of a premium tracks what the insurer would have to pay out. A $28,000 car at a 6% base rate gives $1,680 a year before anything else. Real rating is far busier than that. Carriers price your ZIP code — not your state, your ZIP code — your annual mileage, your age, your claims and violation history, the specific model's repair and theft record, and in most states a credit-based insurance score. California, Hawaii, Massachusetts and Michigan restrict or ban that last one. The result is that two neighbors with the same car and the same clean record routinely pay hundreds apart, and neither is being cheated. It is why this page gives you the shape of a bill rather than a quote, and why shopping is the only way to find your own number.
Full coverage is not a policy
The phrase means liability plus collision plus comprehensive, and it is worth separating them because they answer to different owners. Liability is what the state requires and what pays other people when you cause harm — the part with no deductible and the part worth carrying generously, because state minimums of $25,000 per person are exceeded by a single hospital stay. Collision pays to repair your own car after a crash, whoever was at fault. Comprehensive pays for everything that is not a crash: theft, hail, flood, fire, a deer, a cracked windshield. Collision and comprehensive are what a lender requires while you owe money on the car, and they are the two you can eventually drop. Liability is the one you should never trim to save money.
Reading the driving-profile table
The table under the result reprices the same car across risk classes, because your record is the factor you can actually change. On a $1,860 premium, a driver rated 0.7 — clean record, mature, low mileage — pays about $1,356, while one rated 1.7 after an at-fault accident pays past $3,000. That spread is one bad afternoon wide, and it persists for three to five years through the surcharge. It is also why filing a small claim is often a losing trade: a $900 repair claimed on a policy that then surcharges you $400 a year for four years costs you money. The rough test is whether the repair exceeds your deductible plus about three years of the likely increase.
When to drop collision and comprehensive
The common rule is to drop them when their annual premium exceeds roughly 10% of the car's value. The logic is that collision and comprehensive can never pay more than actual cash value minus the deductible, so on a car worth $3,000 with a $500 deductible the most you can collect is $2,500 — and paying $400 a year for that is a poor bet. Two cautions. First, you cannot drop them while a lender has a lien, and gap coverage exists precisely because a new car is often worth less than the loan for the first couple of years. Second, dropping them means a total loss comes out of savings, so make the decision when you have the savings, not when the premium notice arrives.
The changes that actually lower this number
In rough order of effect: quote three carriers, because the same driver is priced very differently and most states let insurers re-rate you at renewal whether or not anything changed. Bundle home or renters, which commonly cuts both premiums — though it is worth checking the bundled total against two separate quotes, since it does not always win. Raise the deductible if you could absorb it, which the Car Insurance Cost Calculator prices properly. Ask about low-mileage and telematics programs, which reward how you actually drive rather than who you resemble. And check the discounts you already qualify for: good student, defensive driving course, paid-in-full, paperless. Carriers rarely apply them unprompted.
Frequently asked questions
How much does car insurance cost in the U.S.?
Full coverage commonly runs $1,800 to $2,600 a year for a driver with a clean record, and minimum liability far less. The spread by state is enormous — the same driver and car can cost twice as much in one state as another, because required coverages, litigation costs and weather all differ.
What sets my premium besides the car?
Your driving record, your age, your ZIP code, your annual mileage, the coverages and limits you choose, and in most states a credit-based insurance score. California, Hawaii, Massachusetts and Michigan restrict or ban the use of credit in rating.
What does full coverage actually mean?
It is not a policy type — it is shorthand for liability plus collision plus comprehensive. Liability is what the state requires and what pays others; collision and comprehensive protect your own car and are what a lender requires while you owe money on it.
How much liability coverage should I carry?
State minimums are usually far too low — many are $25,000 per person, which one hospital stay exceeds. Most guidance suggests $100,000/$300,000/$100,000 or higher, and an umbrella policy above it if you have assets or income to protect.
When should I drop collision and comprehensive?
The common rule is when the annual premium for them exceeds about 10% of what the car is worth. On a car worth $3,000, paying $400 a year to insure it against a loss capped at $3,000 minus your deductible stops making sense.
Does my rate go up after a claim?
Usually yes for an at-fault claim, often for three to five years, and the increase can exceed what a small claim paid out. Comprehensive claims — hail, theft, a cracked windshield — affect rates less, and some states restrict surcharges on them.
What is gap coverage and do I need it?
It pays the difference between what you owe on a financed car and what the insurer says it was worth. New cars lose value faster than loans amortize, so anyone who put little down on a new car is likely underwater for the first couple of years.
Does the car itself matter that much?
Yes, and not the way people assume. Repair cost, theft rate and the claims history of that exact model matter more than the sticker price. A modest car with expensive sensors in the bumper can cost more to insure than a plainer car worth more.
How do I actually lower my premium?
Shop three carriers once a year — the same driver is priced very differently by different insurers. Then bundle home or renters, raise the deductible if you can absorb it, ask about low-mileage and telematics programs, and check for discounts you already qualify for.
What is a credit-based insurance score?
A score built from your credit report that most states allow insurers to use in rating, because it correlates with claims. It is not your FICO score, though it moves with the same behavior. Four states restrict or prohibit it.
Does adding a teenage driver really cost that much?
Yes — often doubling a household's premium, sometimes more. Good-student discounts, telematics programs and assigning them to the least expensive car all help. So does keeping them off a policy until they actually drive.
How accurate is this estimate?
It gives you the shape of the bill, not a quote. Rating is state-by-state and carrier-by-carrier, and no calculator can see your record, your ZIP code or that carrier's appetite for your profile. Use it to sanity-check a quote, not to replace one.