GeraSure / US Road Fatality Risk / Counties / POLK (153), IA
POLK (153) County, Iowa: Road Fatality Risk
Gera US Road Fatality Index: 1.1/10 (Very Low) · 39/yr avg · 7.778/100k. Risk-context signals only.
What is the road fatality rate for POLK (153) County, Iowa?
POLK (153) County, Iowa averaged 39 road fatalities per year from 2021 to 2023 (NHTSA FARS), giving a rate of 7.778 per 100,000 population — 4.92/100k below the US average of 12.695/100k. Gera US Road Fatality Index: 1.1/10 (Very Low).
Road fatality data — POLK (153) County (FARS 2021-2023 / Census PEP 2023 / FHWA VM-2 2023)
| Metric | Value | Source |
|---|---|---|
| Road fatalities 2021 | 45 | NHTSA FARS 2021 |
| Road fatalities 2022 | 33 | NHTSA FARS 2022 |
| Road fatalities 2023 | 39 | NHTSA FARS 2023 |
| 3yr average annual fatalities | 39.0 | Gera calculation |
| 3yr average population | 501,427 | Census PEP 2021-2023 |
| Fatalities per 100k population | 7.778 | Gera formula |
| US average per 100k | 12.695 | NHTSA FARS 2021-2023 |
| GUSRFI score | 1.1/10 | Very Low |
POLK (153) County Road Fatality Risk Explorer
Explore GUSRFI components and compare against the US average.
GUSRFI
1.1 / 10
Very Low
POLK (153) County, IA
POLK (153) County, IA has a Very Low road fatality index (7.8/100k). Substantially below the US average of 12.7/100k.
Source: NHTSA FARS 2021-2023 + Census PEP 2023 + FHWA VM-2 2023. Risk-context index only.
Risk signal components
US avg: 12.7/100k · Source: NHTSA FARS + Census PEP
County GUSRFI uses fatalities per 100k only (per-county VMT not available key-free from FHWA).
Avg annual fatals
39
2021-2023
Per 100k pop
7.78
3yr avg
Iowa state context
Iowa has a state GUSRFI of 3.1/10 (Low), with 11.151/100k (3yr avg). POLK (153) County (7.778/100k) is 3.37/100k below the state average.
View Iowa state page →Get road-risk insurance tools for POLK (153) County
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POLK (153) County road fatality rate: frequently asked questions
- How many road fatalities occur in POLK (153) County per year?
- NHTSA FARS recorded 45 road fatalities in POLK (153) County, Iowa in 2021; 33 in 2022; and 39 in 2023 — a 3-year average of 39.0 per year.
- How does POLK (153) County compare to the US average for road fatalities?
- POLK (153) County has 7.778/100k road fatalities — 4.92/100k below the US average of 12.695/100k (NHTSA FARS 2021-2023 average). The state average for Iowa is 11.151/100k (GUSRFI 3.1/10).
- What is POLK (153) County's GUSRFI score?
- POLK (153) County has a Gera US Road Fatality Index (GUSRFI) of 1.1/10 (Very Low). County GUSRFI is based on fatalities per 100k population, normalized against the state-level range (min 5.659, max 24.943 per 100k). It ranks among the top 200 counties by road fatality count in the US (out of 350 counties tracked).
Contains public sector information published by NHTSA / US Census Bureau and licensed under the US Government public domain. Source: NHTSA Fatality Analysis Reporting System (FARS) — annual national CSV ZIPs 2021-2023 (FARS 2021-2023 / Census PEP 2023 / FHWA VM-2 2023, published 2024-2025).
Full GUSRFI formula: Gera US Road Fatality Index methodology · State rankings