COUNTY FATALITY DATA
Coos County, New Hampshire
Road fatality data for Coos County (NH). Data period: 2016-2023.
- 44
- Total Fatalities (2016-2023)
- 3
- Latest Year Deaths
- Low count
- 9.6
- Per 100k Residents
- Well below average
- Decreasing
- Trend
Falling fatality trend
Coos County's FARS series is labeled Decreasing with 3 deaths in the latest year.
Coos County on a falling FARS trend
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Coos County ranks #1,801 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #6 of 10 rated counties in NH. Coos County's fatality rate of 9.6 per 100,000 residents leaves it safer than most U.S. counties by that per-capita measure.
- #1,801 of 2,328
- lower-rate third
- #1,537 of 3,137
- by total FARS fatalities
- #6 of 10
- in NH by rate
- Decreasing
- fatality trend
Highway fatality milepost
Milepost COOS-7 · Coos 9.6/100k · #1,801 of 2,328
Coos County · 9.6/100k · decreasing
- CAUSE 9.6/100k
- PHOTO #1,801 of 2,328
- VS-ST 44 book
- CRASH Decreasing
- FARS 37 crash
- NHTSA -11.5% vs NH
Stamps derive from this county's NHTSA FARS row (per-100k or book, corpus rank, trend, nationwide peer NAME, vs-state gap), not a trip-risk forecast. PlainRoadSafety is informational only. See our disclaimer. Verify with NHTSA FARS → · Read with methodology → · Understanding road fatality data → · New Hampshire state profile →
How does Coos County compare?
2023 road deaths per 100,000 residents. Choose any comparison from the menu.
Coos County is About the same as 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 10 rated counties in New Hampshire, Coos County ranks 6 for per-capita risk, below the state's own per-capita average of 10.8 per 100,000 -- nationally, this rate leaves it safer than most U.S. counties by that per-capita measure. The gap between Coos County's rate and the state average is 1.3 per 100,000. Its closest per-capita peer statewide is Rockingham County, at 9.0 per 100,000 (a difference of 0.6). Its peer counties, highest to lowest per 100,000 residents: Carroll County (17.2), Cheshire County (16.7), Grafton County (15.0), Belknap County (13.8), Merrimack County (12.7), Rockingham County (9.0), Strafford County (6.8), Hillsborough County (5.4), Sullivan County (2.3).
Coos County's rate vs. every rated U.S. county
Deaths per 100,000 residents -- counties with 10,000+ people, NHTSA FARS over Census population
10 Among the safer counties a lower per-capita rate than 77% of 2,328 rated counties
rated U.S. counties, bucketed by value
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 and share, and where it sits relative to this entry.
Source NHTSA FARS over U.S. Census Bureau population estimates · 2026-09-03
More road safety data related to Coos County
Contextual links from this profile to rankings, tools, research, and peer geographies on PlainRoadSafety.
- Coos County vs other counties by ratePer-100k fatality comparison
- New Hampshire statewide fatality dataAll counties in this state
- Deadliest states for drivingContext for NH
- State fatality changesYear-over-year state trends
- Browse all U.S. countiesAlphabetical county index
- All state profiles51 state dashboards
- State vs U.S. safety comparisonRoute-level lookup tool
- National statistics downloadFARS CSV + findings
- How to read FARS fatality dataMethodology primer
- Per-mile vs per-capita road riskRate denominator explained
- Counties starting with CLetter index including NH counties
Frequently Asked Questions
How many traffic fatalities occurred in Coos County, New Hampshire?
Coos County recorded 44 total traffic fatalities across 37 reported crashes over the data period (2016-2023). The most recent year saw 3 fatalities. The county averages approximately 4.9 fatalities per year.
What is the leading cause of road fatalities in Coos County?
Cause-code breakdowns are not individually published for Coos County in the current FARS release. Statewide data for New Hampshire may provide additional context.
Is the trend of road fatalities in Coos County increasing or decreasing?
The trend in Coos County is decreasing. This suggests road safety improvements are having a positive effect in the county.
What is the fatality rate per capita in Coos County?
Coos County has a fatality rate of 9.6 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 Coos County rank for road fatality rate?
According to the National Highway Traffic Safety Administration Fatality Analysis Reporting System, Coos County ranks #1,801 of 2,328 U.S. counties by road-fatality rate per 100,000 residents (highest first) and #6 of 10 rated counties in NH, the same sort used on the deadliest-states and county rate listings. See /methodology#corpus-placement.
How does Coos County compare to the rest of New Hampshire?
Coos County's per-capita rate of 9.6 per 100,000 residents is below the New Hampshire county average of 10.8. Visit the New Hampshire state page for the full county-by-county breakdown.
Where does the road fatality data for Coos 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.