Fatal crash profile · County

Traffic deaths in Linn County, Iowa

County in Iowa · United States

Deaths, 2024
18
Fatal crashes
16
Population
230.4K

In 2024, 18 people died in 16 fatal crashes in Linn County, Iowa. That was 33.3% fewer than in 2023 (27) and the fewest since 2022. The death rate was 7.8 per 100,000 residents, compared with 11.0 in Iowa and 11.5 in the United States. Linn County had the 3rd most traffic deaths among Iowa's counties. Between 2020 and 2024, 85 people died, an average of 17 a year. That rate is based on fewer than 20 deaths, so it can swing a lot from year to year. Pedestrians accounted for 11% of deaths, and 25% of fatal crashes were speeding-related.

Deaths

Traffic deaths

7.8

deaths per 100,000 residents in 2024

  • About two-thirds of the rate in Iowa: 11.0
  • About two-thirds of the rate in the United States: 11.5

7.4

average deaths per 100,000 residents a year, 2020–2024

  • About two-thirds of the average in Iowa: 11.0
  • About 60 percent of the average in the United States: 12.3

-33%

change in deaths from 2023 to 2024

27 deaths in 2023, 18 in 2024

  • Iowa: -6%
  • The United States: -4%
Traffic deaths by year, 2020–2024
Category Deaths Fatal crashes
2020 12 11
2021 14 13
2022 14 14
2023 27 22
2024 18 16

People who died within 30 days of a crash. A fatal crash can kill more than one person.

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Deaths per 100,000 residents, 2020–2024
Category Deaths per 100,000
2020 5.2
2021 6.1
2022 6.1
2023 11.8
2024 7.8

Uses Census population estimates, available from 2000.

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Road users

Who died

11%

of deaths were pedestrians

  • About 1.3 times the share in Iowa: 8%
  • About 60 percent of the share in the United States: 18%
Who died in 2024
Category Deaths
Vehicle occupants and others 12
Pedestrians 2
Motorcyclists 4
Cyclists 0
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Deaths by type, 2024
Type Deaths Share in Linn County Share in Iowa
Pedestrians 2 11% 8%
Motorcyclists 4 22% 18%
Cyclists 0 0% 1%
Alcohol-impaired driving crashes 7 39% 33%
Speeding-related crashes 4 22% 20%

Alcohol-impaired and speeding-related count everyone killed in those crashes, so a death can appear in more than one row.

Crash factors

Speeding, alcohol, night and weekend crashes

25%

of fatal crashes were speeding-related

  • About 1.3 times the share in Iowa: 19%
  • About 90 percent of the share in the United States: 28%

38%

of fatal crashes involved a drinking driver

  • About 1.6 times the share in Iowa: 23%
  • About 1.5 times the share in the United States: 25%
Crash factors in 2024
Category Linn County Iowa United States
Speeding-related 37.5% 23.1% 24.8%
Alcohol-involved 25.0% 19.4% 28.1%
At night 68.8% 47.8% 53.6%
At weekends 31.3% 31.8% 32.6%

Share of fatal crashes. Alcohol-involved means a police-reported drinking driver.

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Timing

When crashes happen

69%

of fatal crashes happened at night

  • About 1.4 times the share in Iowa: 48%
  • About 1.3 times the share in the United States: 54%

31%

of fatal crashes happened at weekends

  • About the same as the share in Iowa: 32%
  • About the same as the share in the United States: 33%
Fatal crashes by hour of day
Category Fatal crashes
12am 0
1am 0
2am 7
3am 2
4am 2
5am 1
6am 0
7am 3
8am 5
9am 1
10am 0
11am 2
12pm 3
1pm 1
2pm 5
3pm 6
4pm 4
5pm 5
6pm 6
7pm 7
8pm 6
9pm 4
10pm 3
11pm 3

All crashes 2020–2024.

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Fatal crashes by day of week
Category Fatal crashes
Sun 11
Mon 9
Tue 8
Wed 15
Thu 5
Fri 18
Sat 10

All crashes 2020–2024.

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Fatal crashes by month
Category Fatal crashes
Jan 1
Feb 2
Mar 4
Apr 4
May 9
Jun 11
Jul 7
Aug 6
Sep 9
Oct 11
Nov 6
Dec 6

All crashes 2020–2024.

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Conditions

Weather and light

Weather at the time of the crash
Category Fatal crashes
Clear 62
Cloudy 7
Rain 5
Fog, Smog, Smoke 1

All crashes 2020–2024. Crashes where conditions were not reported are left out.

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Light conditions at the time of the crash
Category Fatal crashes
Daylight 39
Dark - Not Lighted 17
Dark - Lighted 10
Dusk 8
Dawn 1

All crashes 2020–2024. Crashes where conditions were not reported are left out.

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Roads and vehicles

Where and what, 2020–2024

Roads with the most fatal crashes

  1. I-3807
  2. US-1514
  3. US-151/SR-133
  4. US-303
  5. MU-C ST SW2
  6. CR-W36/COVINGTON RD2
  7. SR-12
  8. SR-1002
  9. I-380 RAMP2
  10. SR-922/HIAWATHA PIONEER TRL1

Road names as recorded in police reports.

Vehicles involved, by type
Category Vehicles
Cars 34
SUVs 26
Motorcycles 22
Medium and heavy trucks 14
Pickup trucks 13
Vans 3
Other vehicles 2

All crashes 2020–2024.

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Vehicles most often involved

  1. Ford F-1505
  2. Toyota RAV43
  3. Buick LaCrosse2
  4. Chevrolet Cruze2
  5. Chevrolet Impala2
  6. Chevrolet Silverado2
  7. Chevrolet Tahoe2
  8. Chevrolet Trailblazer2
  9. Harley Davidson Dyna Wide Glide2
  10. Hyundai Sonata2

Reflects how common a vehicle is as well as crash involvement; not a safety rating.

Crashes

Fatal crashes

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Fatal crashes in 2024. Crashes without reported coordinates are not shown.

Filter crashes
Crash factors
Date Location Deaths
Dec 27, 2024 — 1
Nov 17, 2024 Cedar Rapids 1
Oct 20, 2024 — 1
Oct 16, 2024 Cedar Rapids 1
Oct 16, 2024 — 1
Sep 21, 2024 — 1
Sep 1, 2024 — 1
Aug 28, 2024 — 1
Aug 21, 2024 Cedar Rapids 1
Jul 7, 2024 — 2
Jun 14, 2024 Marion 1
Jun 14, 2024 Cedar Rapids 1
Apr 26, 2024 Marion 1
Apr 2, 2024 Hiawatha 1
Mar 8, 2024 — 1
Mar 6, 2024 — 2
Dec 6, 2023 Cedar Rapids 1
Dec 1, 2023 Cedar Rapids 4
Nov 17, 2023 Cedar Rapids 1
Nov 12, 2023 Cedar Rapids 1
Oct 3, 2023 — 1
Sep 29, 2023 Fairfax 1
Aug 22, 2023 Cedar Rapids 1
Aug 7, 2023 Cedar Rapids 1
Jul 14, 2023 — 1

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Source: NHTSA Fatality Analysis Reporting System (FARS), 2020–2024. A fatal crash is one in which at least one person died within 30 days. Population: US Census Bureau estimates.