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2012

Iowa · year

Iowa in 2012

Deaths 365Fatal crashes 330Per 100,000 11.9US deaths 33,782

FARS data are based on police crash reports and other sources; the drunk-driving measure is based on the highest BAC of any driver in the crash. Final FARS file for 2012.

In 2012, 365 people died in 330 fatal crashes in Iowa, 11.9 deaths per 100,000 residents against 10.8 nationally.

The death toll was about level between 2011 (360) and 2012 (365).

Iowa accounted for 1.1% of the 33,782 crash deaths recorded nationally that year.

22.4% of the state's fatal crashes that year had at least one driver reported as drinking.

34% of the crashes happened between noon to 6pm; Saturday was the most common day.

Compared with 2011 and the nation

MeasureIowa 2012Iowa 2011United States 2012
Deaths36536033,782
Fatal crashes33032931,006
Deaths per 100,000 residents11.911.710.8
Crashes with a drinking driver22%20%31%

Counties in 2012

Every county with a fatal crash in 2012, by deaths. Counts under three are shown as "1–2" (small-count rule); the per-100,000 column is blank for them. 88 counties listed.

CountyFatal crashesDeathsPer 100,000Deaths 2015–2024
Polk County19203.9337
Linn County17187.8154
Johnson County141610.080
Pottawattamie County101212.8118
Marshall County91127.255
Woodbury County9109.392
Webster County81027.159
Scott County995.1164
Clinton County7919.650
Wapello County7822.441
Clayton County7741.332
Boone County6726.232
Worth County6795.818
Henry County5736.235
Black Hawk County664.5103
Des Moines County6615.629
Carroll County5524.523
Crawford County5530.525
Dubuque County555.066
Harrison County5534.231
Jasper County5513.145
Lee County5515.464
Mills County5534.032
Plymouth County5519.443
Humboldt County4552.021
Washington County4522.130
Jefferson County3531.714
Lucas County3557.112
Cerro Gordo County449.459
Dallas County443.560
Delaware County4422.722
Fayette County4420.929
Muscatine County449.548
Warren County447.156
Adair County3453.830
Fremont County3461.631
Ida County3458.715
Montgomery County3439.714
Shelby County3433.819
Union County1–2433.516
Benton County3311.658
Buchanan County3314.523
Calhoun County3330.913
Cass County3323.040
Emmet County3332.711
Grundy County3324.216
Guthrie County3327.811
Mahaska County3313.630
Marion County338.837
Palo Alto County3334.111
Sioux County338.237
Wright County1–2323.614
Greene County1–2334.622
Adams County1–21–2—6
Allamakee County1–21–2—24
Bremer County1–21–2—21
Cedar County1–21–2—34
Chickasaw County1–21–2—18
Clarke County1–21–2—25
Clay County1–21–2—17
Dickinson County1–21–2—20
Franklin County1–21–2—14
Hamilton County1–21–2—30
Iowa County1–21–2—49
Jackson County1–21–2—31
Jones County1–21–2—33
Lyon County1–21–2—15
Monroe County1–21–2—15
O'Brien County1–21–2—20
Poweshiek County1–21–2—29
Tama County1–21–2—25
Wayne County1–21–2—12
Winneshiek County1–21–2—30
Audubon County1–21–2—13
Buena Vista County1–21–2—20
Davis County1–21–2—17
Decatur County1–21–2—23
Hancock County1–21–2—13
Hardin County1–21–2—31
Keokuk County1–21–2—14
Kossuth County1–21–2—19
Louisa County1–21–2—20
Osceola County1–21–2—15
Page County1–21–2—16
Ringgold County1–21–2—14
Story County1–21–2—46
Taylor County1–21–2—8
Winnebago County1–21–2—10

Per 100,000 uses the 2024 population estimate for every year, so early-year rates are understated where a county has grown.

Hour of day

12am1.8%
1am2.4%
2am4%
3am4.6%
4am1.8%
5am3.4%
6am4.6%
7am7%
8am3.4%
9am3%
10am3.7%
11am4.3%
12pm4.3%
1pm4.6%
2pm5.8%
3pm6.4%
4pm7.3%
5pm5.2%
6pm6.1%
7pm3.4%
8pm4%
9pm3.7%
10pm3.4%
11pm2.1%

Weekday

Sunday17%
Monday12%
Tuesday12%
Wednesday12%
Thursday11%
Friday18%
Saturday18%

Questions and answers

How many people died in crashes in Iowa in 2012?

365 people in 330 fatal crashes, according to NHTSA's FARS 2012 file, or 11.9 per 100,000 residents.

Which county in Iowa had the most crash deaths in 2012?

Polk County with 20 deaths in 19 fatal crashes. The table on this page lists every county with a fatal crash that year.

How did 2012 compare with 2011 in Iowa?

365 deaths against 360 in 2011 (+1%). Nationally the 2012 total was 33,782.

Provenance

Source: NHTSA Fatality Analysis Reporting System, 2012 national file (accident table); US Census Bureau population estimates. Data through 31 Dec 2024; generated 30 Sep 2026.