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New Hampshire · Free Case Value Calculator

New Hampshire Car Accident Settlement Calculator

Estimate your car accident settlement instantly. Our free calculator applies your state's comparative negligence laws, damage caps, and real case data to your motor vehicle accident — your specific injuries, medical costs, and lost wages under New Hampshire's specific laws.

What's My New Hampshire Case Worth?

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Quick answer

In New Hampshire, you generally have 3 years to file a car accident claim. What your case is worth depends on your specific damages and New Hampshire's laws. Use the calculator below for a free estimate of your low-to-high range.

Key New Hampshire Laws

Filing Deadline3 years
in line with the national average of 2.7 years
Negligence SystemModified Comparative Fault (51% Bar)
Insurance SystemAt-Fault State (Tort)
Can sue the at-fault driver directly
Min. Liability Coverage25/50/25
Policy minimums in thousands; insurance is not compulsory
Property Damage Deadline3 years
Same period as the injury claim
Govt. Notice Deadline180 days
For claims against government entities

How New Hampshire Law Affects Your Car Accident Case

New Hampshire's 51% bar for comparative fault means you can still recover in a car accident case as long as you are not more than 50% at fault. In a two-car collision where fault is split 50/50, you can still recover 50% of your damages. This is slightly more favorable than 50% bar states, where equal fault eliminates recovery entirely.

New Hampshire gives you 3 years from the date of the incident to file a lawsuit, which is in line with the national average of 2.7 years. This is a standard timeframe, but acting sooner preserves evidence and strengthens your position. New Hampshire applies a discovery rule, meaning the clock may start when you discover (or should have discovered) the injury rather than when the incident occurred.

New Hampshire is not a compulsory insurance state. Its financial responsibility law (RSA chapter 264) requires proof of financial responsibility after certain motor vehicle convictions or after a reported accident, and a driver who cannot give it can lose their license and registration. A liability policy sold in New Hampshire must carry at least 25/50/25 (bodily injury per person / per accident / property damage, in thousands), and those are also the amounts of proof the law requires. A policy must also include uninsured motorist coverage at least equal to its bodily injury limits and, on a private passenger car, at least $1,000 of medical payments coverage. Because the driver who hit you may have no insurance at all, the uninsured motorist coverage on your own policy can be the main source of payment.

If your car accident involved a government vehicle or occurred due to a government-maintained road defect in New Hampshire, you face a significantly shorter deadline. New Hampshire requires you to file a notice of claim within 180 days of the incident — far shorter than the standard statute of limitations. Missing this notice deadline can permanently bar your claim against the government entity, even if the regular filing deadline has not yet passed.

New Hampshire lets a vehicle owner recover diminished value, the resale value a properly repaired car loses because of its accident history, from the at-fault driver on top of the cost of repairs. Whether your own collision coverage owes it has no clear New Hampshire rule. New Hampshire's Supreme Court adopted the Restatement measure of damages for harm to personal property in Copadis v. Haymond (1946), which allows the reasonable cost of repair with an allowance for any difference between the original value and the value after repairs. The diminished value guide in the related reading below carries the rule for every state and how to document the loss.

Steps After a Car Accident in New Hampshire

If you are involved in a motor vehicle accident in New Hampshire, prioritize your safety, call 911, and document everything at the scene. Obtain a copy of the police report, photograph vehicle damage and road conditions, and collect contact information from witnesses. Seek medical evaluation as soon as possible — a gap between the accident and medical treatment can be used by the insurance company to argue your injuries were not caused by the collision. If a government vehicle or road defect was involved, note the 180-day notice requirement for government claims.

How Does New Hampshire Compare?

3 yrs
Filing Deadline
Avg: 2.7 yrs
Modified
Fault System
Modified Comparative Fault (51% Bar)

New Hampshire Car Accident FAQs

Related New Hampshire Calculators

Had Your Accident in a Different State?

Which state's law applies depends on where the incident occurred, not where you live. Compare neighboring states:

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Legal Disclaimer

This calculator uses New Hampshire's statutes as of 2026-09-22. Laws change frequently. This tool provides estimates for informational purposes only and does not constitute legal advice. Verify current rules with a New Hampshire-licensed attorney before making decisions about your case. Learn about our methodology.

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What's My New Hampshire Case Worth?