COUNTY FATALITY DATA
Hampden County, Massachusetts
Road fatality data for Hampden County (MA). Data period: 2016-2023.
- 353
- Total Fatalities (2016-2023)
- 42
- Latest Year Deaths
- 9.1
- Per 100k Residents
- Increasing
- Trend
The verdict
According to NHTSA FARS, Hampden County ranks #1,848 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #2 of 13 rated counties in MA. Hampden County's fatality rate of 9.1 per 100,000 residents leaves it safer than most U.S. counties by that per-capita measure.
- #1,848 of 2,328
- national by fatality rate
- #2 of 13
- in MA by rate
- 79%
- of rated U.S. counties are deadlier per capita
- Increasing
- fatality trend
What the Data Shows
Hampden County, Massachusetts recorded 353 total road fatalities across 327 reported crashes during the 2016-2023 reporting window, according to NHTSA's Fatality Analysis Reporting System. The most recent year covered by the data logged 42 deaths on county roads, and the annual average works out to approximately 39.2 fatalities per year. Adjusted for population, the fatality rate is 9.1 per 100,000 residents, which leaves it safer than most U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.
Despite a comparatively active crash history (327 recorded crashes), individual cause-code breakdowns are not published for Hampden County in the current FARS release, so readers looking for contributing-factor data should use the Massachusetts state page, which aggregates county-level case files into statewide totals. Either way, the underlying records are drawn from a census of fatal crashes, not a statistical sample, so the counts are actual deaths rather than estimates.
The directional trend for Hampden County is increasing, which means annual fatalities have risen across the reporting period and may warrant closer attention from local transportation and enforcement agencies. Residents, insurers, and policy analysts can use this baseline alongside population density, highway mile data, and rural-versus-urban road mix to judge whether Hampden County's 353-death total is proportionate to its exposure. All numbers are for research and informational use only.
Total Fatalities
353
Latest Year
42
Avg Annual
39.2
Rate per 100K
9.1
Trend
↑ Increasing
How does Hampden County compare?
2023 road deaths per 100,000 residents. Choose any comparison from the menu.
Hampden County is 57% deadlier than the comparison
2023 road deaths from the NHTSA Fatality Analysis Reporting System over population from the U.S. Census Bureau Population Estimates Program (Vintage 2023). Rates shown for counties with 10,000+ residents and a 2023 FARS record.
Among the 13 rated counties in Massachusetts, Hampden County ranks 2 for per-capita risk, above the state's own per-capita average of 5.8 per 100,000 -- nationally, this rate leaves it safer than most U.S. counties by that per-capita measure. The gap between Hampden County's rate and the state average is 3.3 per 100,000. Its closest per-capita peer statewide is Franklin County, at 9.9 per 100,000 (a difference of 0.8). Its peer counties, highest to lowest per 100,000 residents: Franklin County (9.9), Bristol County (7.2), Berkshire County (7.1), Plymouth County (6.7), Hampshire County (5.5), Barnstable County (5.2), Worcester County (5.2), Norfolk County (5.1), Dukes County (4.8), Essex County (4.7), Suffolk County (2.9), Middlesex County (2.6).
Hampden County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
9 Among the safer counties a lower per-capita rate than 79% of 2,328 rated counties
Each bar is a band; taller bars hold more rated counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-08-09
Hampden County's rate vs. the Massachusetts state average
Frequently Asked Questions
How many traffic fatalities occurred in Hampden County, Massachusetts?
Hampden County recorded 353 total traffic fatalities across 327 reported crashes over the data period (2016-2023). The most recent year saw 42 fatalities. The county averages approximately 39.2 fatalities per year.
What is the leading cause of road fatalities in Hampden County?
Despite a comparatively active crash history (327 recorded crashes), individual cause-code breakdowns are not published for Hampden County in the current FARS release. Statewide data for Massachusetts may provide additional context.
Is the trend of road fatalities in Hampden County increasing or decreasing?
The trend in Hampden County is increasing. This indicates that traffic fatalities have risen over the data period, warranting attention to road safety initiatives.
What is the fatality rate per capita in Hampden County?
Hampden County has a fatality rate of 9.1 per 100,000 residents, which leaves it safer than most U.S. counties by that per-capita measure among the 3,137 U.S. counties in this dataset.
Where does Hampden County rank for road fatality rate?
According to NHTSA FARS, Hampden County ranks #1,848 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #2 of 13 rated counties in MA, the same sort used on the deadliest-states and county rate listings. See /methodology#corpus-placement.
How does Hampden County compare to the rest of Massachusetts?
Hampden County's per-capita rate of 9.1 per 100,000 residents is above the Massachusetts county average of 5.8. Visit the Massachusetts state page for the full county-by-county breakdown.
Where does the road fatality data for Hampden County come from?
All road fatality data comes from the NHTSA Fatality Analysis Reporting System (FARS), a census of fatal motor vehicle crashes on public roads in the United States. FARS data covers the period 2016-2023 and includes all crashes resulting in at least one fatality within 30 days.
Source: NHTSA Fatality Analysis Reporting System (FARS) This information is for research and informational purposes only
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainRoadSafety is computed directly from NHTSA FARS census data, no number is typed in by an editor. County figures are computed directly from NHTSA FARS census data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.