Quick answer
According to crimebycity.com's analysis of NHTSA Fatality Analysis Reporting System data, Greenfield, WI recorded 11 traffic deaths in 11 fatal crashes over the most recent five-year period — 6.0 deaths per 100,000 residents per year vs the US average of 12.3. Its Road Danger Score of 36/100 means a higher traffic-fatality rate than about 36% of ranked US cities (#14 of 39 in Wisconsin, most dangerous first).
Road Danger Score
Traffic Deaths per 100K
Fatal Crashes (5-Yr Total)
How Dangerous Are the Roads in Greenfield, Wisconsin?
Greenfield has a Road Danger Score of 36/100 (Safer Roads Than Most Cities). Over the most recent five-year period, federal crash data recorded 11 fatal motor-vehicle crashes in the city, killing 11 people — 6.0 traffic deaths per 100,000 residents per year, below the national average of 12.3.
Greenfield ranks #14 out of 39 ranked cities in Wisconsin and #1,382 out of 2,153 nationally for road danger (most dangerous first). The score is a percentile: a higher traffic-fatality rate than about 36% of ranked US cities.
The most distinctive factor in Greenfield's fatal crashes: speeding involved — 36% of fatal crashes, versus 28% nationally.
What’s Behind Greenfield’s Fatal Crashes
Share of the city’s 11 fatal crashes where each factor was recorded. Factors overlap, so shares don’t sum to 100%.
| Crash Factor | Fatal Crashes | Greenfield | National Avg |
|---|---|---|---|
| Drinking driver involved | 2 | 18.2% | 25.9% |
| Speeding involved | 4 | 36.4% | 28.2% |
| Pedestrian or cyclist involved | 2 | 18.2% | 22.5% |
| Dark / nighttime conditions | 4 | 36.4% | 49.8% |
Greenfield Traffic Deaths by Year
Annual traffic fatalities in Greenfield, Wisconsin 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 | 3 |
| 2023 | 3 |
| 2022 | 2 |
| 2021 | 2 |
| 2020 | 1 |
Frequently Asked Questions
What are the car accident statistics for Greenfield, Wisconsin?
According to NHTSA FARS data, Greenfield recorded 11 fatal car accidents over the most recent five-year period, resulting in 11 traffic deaths — an average of 2.2 deaths per year.
How dangerous are the roads in Greenfield?
Greenfield has a Road Danger Score of 36/100, meaning its traffic-fatality rate is higher than about 36% of ranked US cities. The city averages 6.0 traffic deaths per 100,000 residents per year, compared to the US average of 12.3.
What causes fatal car accidents in Greenfield?
Of Greenfield's fatal crashes over the most recent five-year period, 18% involved a drinking driver, 36% involved speeding, 18% involved a pedestrian or cyclist, and 36% happened in dark conditions.
How many people die in car accidents in Greenfield each year?
An average of 2.2 people per year died in car accidents in Greenfield over the most recent five-year period (11 total), based on the federal Fatality Analysis Reporting System.
Is driving in Greenfield more dangerous than in other Wisconsin cities?
Greenfield ranks #14 of 39 ranked Wisconsin cities for road danger (most dangerous first) and #1,382 of 2,153 nationally.