Quick answer
According to crimebycity.com's analysis of NHTSA Fatality Analysis Reporting System data, Manchester, NH recorded 45 traffic deaths in 43 fatal crashes from 2020 to 2024 — 7.8 deaths per 100,000 residents per year vs the US average of 12.3. Its Road Danger Score of 49/100 means a higher traffic-fatality rate than about 49% of ranked US cities (#9 of 18 in New Hampshire, most dangerous first).
Road Danger Score
Traffic Deaths per 100K
Fatal Crashes 2020–2024
How Dangerous Are the Roads in Manchester, New Hampshire?
Manchester has a Road Danger Score of 49/100 (Near-Average Road Danger). Over the five years from 2020 to 2024, federal crash data recorded 43 fatal motor-vehicle crashes in the city, killing 45 people — 7.8 traffic deaths per 100,000 residents per year, below the national average of 12.3.
Manchester ranks #9 out of 18 ranked cities in New Hampshire and #1,099 out of 2,153 nationally for road danger (most dangerous first). The score is a percentile: a higher traffic-fatality rate than about 49% of ranked US cities.
The most distinctive factor in Manchester's fatal crashes: drinking driver involved — 37% of fatal crashes, versus 26% nationally.
Traffic deaths in Manchester fell 15% comparing 2020–2021 with 2023–2024.
What’s Behind Manchester’s Fatal Crashes (2020–2024)
Share of the city’s 43 fatal crashes where each factor was recorded. Factors overlap, so shares don’t sum to 100%.
| Crash Factor | Fatal Crashes | Manchester | National Avg |
|---|---|---|---|
| Drinking driver involved | 16 | 37.2% | 25.9% |
| Speeding involved | 14 | 32.6% | 28.2% |
| Pedestrian or cyclist involved | 14 | 32.6% | 22.5% |
| Dark / nighttime conditions | 25 | 58.1% | 49.8% |
Manchester Traffic Deaths by Year
Annual traffic fatalities in Manchester, New Hampshire from NHTSA FARS. Single-year swings are normal in smaller cities; the Road Danger Score uses the full 5-year window.
| Year | Traffic Deaths |
|---|---|
| 2024 | 10 |
| 2023 | 7 |
| 2022 | 8 |
| 2021 | 12 |
| 2020 | 8 |
Frequently Asked Questions
How many fatal car accidents happen in Manchester, New Hampshire?
According to NHTSA FARS data, Manchester recorded 43 fatal car accidents between 2020 and 2024, resulting in 45 traffic deaths — an average of 9.0 deaths per year.
How dangerous are the roads in Manchester?
Manchester has a Road Danger Score of 49/100, meaning its traffic-fatality rate is higher than about 49% of ranked US cities. The city averages 7.8 traffic deaths per 100,000 residents per year, compared to the US average of 12.3.
What causes fatal car accidents in Manchester?
Of Manchester's fatal crashes in 2020–2024, 37% involved a drinking driver, 33% involved speeding, 33% involved a pedestrian or cyclist, and 58% happened in dark conditions.
How many people die in car accidents in Manchester each year?
An average of 9.0 people per year died in car accidents in Manchester across 2020–2024 (45 total), based on the federal Fatality Analysis Reporting System.
Is driving in Manchester more dangerous than in other New Hampshire cities?
Manchester ranks #9 of 18 ranked New Hampshire cities for road danger (most dangerous first) and #1,099 of 2,153 nationally.