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1985

Iowa · year

Iowa in 1985

Deaths 474Fatal crashes 416Per 100,000 —US deaths 43,825

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 1985.

In 1985, 474 people died in 416 fatal crashes in Iowa.

The death toll rose 13% from 420 in 1984 to 474 in 1985.

Iowa accounted for 1.1% of the 43,825 crash deaths recorded nationally that year.

46.9% of the state's fatal crashes that year had at least one driver reported as drinking.

31% of the crashes happened between noon to 6pm; Saturday was the most common day.

Compared with 1984 and the nation

MeasureIowa 1985Iowa 1984United States 1985
Deaths47442043,825
Fatal crashes41637639,196
Deaths per 100,000 residents———
Crashes with a drinking driver47%44%40%

Counties in 1985

Every county with a fatal crash in 1985, by deaths. Counts under three are shown as "1–2" (small-count rule); the per-100,000 column is blank for them. 94 counties listed.

CountyFatal crashesDeathsPer 100,000Deaths 2015–2024
Polk County23254.8337
Linn County16187.8154
Johnson County141811.280
Muscatine County151638.048
Scott County13169.1164
Pottawattamie County131415.0118
Woodbury County131413.192
Webster County101232.559
Jasper County71128.945
Dubuque County101010.166
Wapello County91028.041
Cerro Gordo County9921.259
Plymouth County7934.843
Cass County8861.440
Crawford County8848.825
Story County887.846
Warren County8814.256
Cedar County7843.934
Black Hawk County775.3103
Lee County7721.664
Marshall County7717.355
Washington County5730.930
Dickinson County4738.620
Sac County4773.421
Tama County6635.825
Benton County5623.358
Clinton County5613.050
Ida County5688.115
Dallas County465.260
Jones County4628.433
Kossuth County4641.619
Union County4650.216
Calhoun County5551.513
Emmet County5554.611
Marion County5514.737
Palo Alto County5556.811
Boone County4518.732
Cherokee County4542.915
Lucas County4557.112
Sioux County4513.737
Montgomery County3549.714
Bremer County4415.821
Clarke County4442.025
Des Moines County4410.429
Keokuk County4440.614
Monroe County4454.315
Winneshiek County4420.330
Worth County4454.718
Wright County4431.414
Harrison County3427.331
Jackson County3420.631
Henry County1–2420.735
Buena Vista County3314.420
Fremont County3346.231
Greene County3334.622
Hardin County3318.231
Iowa County3318.349
Fayette County1–2315.729
Osceola County1–2349.715
O'Brien County1–2321.020
Allamakee County1–21–2—24
Buchanan County1–21–2—23
Butler County1–21–2—18
Carroll County1–21–2—23
Clay County1–21–2—17
Decatur County1–21–2—23
Floyd County1–21–2—29
Hancock County1–21–2—13
Jefferson County1–21–2—14
Page County1–21–2—16
Poweshiek County1–21–2—29
Van Buren County1–21–2—11
Wayne County1–21–2—12
Winnebago County1–21–2—10
Ringgold County1–21–2—14
Adair County1–21–2—30
Appanoose County1–21–2—17
Audubon County1–21–2—13
Chickasaw County1–21–2—18
Clayton County1–21–2—32
Davis County1–21–2—17
Delaware County1–21–2—22
Franklin County1–21–2—14
Grundy County1–21–2—16
Guthrie County1–21–2—11
Howard County1–21–2—8
Humboldt County1–21–2—21
Lyon County1–21–2—15
Madison County1–21–2—30
Mahaska County1–21–2—30
Mills County1–21–2—32
Mitchell County1–21–2—14
Monona County1–21–2—29
Shelby County1–21–2—19

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

12am6.4%
1am6.4%
2am4.4%
3am2.5%
4am1.5%
5am2%
6am2.7%
7am1.7%
8am3.9%
9am2.5%
10am2.2%
11am4.7%
12pm3.4%
1pm3.2%
2pm4.7%
3pm7.4%
4pm5.7%
5pm6.2%
6pm6.7%
7pm3.4%
8pm3.9%
9pm3.7%
10pm5.4%
11pm5.4%

Weekday

Sunday16%
Monday11%
Tuesday12%
Wednesday12%
Thursday13%
Friday15%
Saturday20%

Questions and answers

How many people died in crashes in Iowa in 1985?

474 people in 416 fatal crashes, according to NHTSA's FARS 1985 file.

Which county in Iowa had the most crash deaths in 1985?

Polk County with 25 deaths in 23 fatal crashes. The table on this page lists every county with a fatal crash that year.

How did 1985 compare with 1984 in Iowa?

474 deaths against 420 in 1984 (+13%). Nationally the 1985 total was 43,825.

Provenance

Source: NHTSA Fatality Analysis Reporting System, 1985 national file (accident table); US Census Bureau population estimates (no county estimates before 2000 are used, so no rate is shown for this year). Data through 31 Dec 2024; generated 30 Sep 2026.