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1975

Colorado · year

Colorado in 1975

Deaths 581Fatal crashes 507Per 100,000 —US deaths 44,525

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 1975.

In 1975, 581 people died in 507 fatal crashes in Colorado.

Colorado accounted for 1.3% of the 44,525 crash deaths recorded nationally that year.

50.5% of the state's fatal crashes that year had at least one driver reported as drinking.

38% of the crashes happened between 6pm to midnight; Saturday was the most common day.

Compared with 1974 and the nation

MeasureColorado 1975—United States 1975
Deaths581—44,525
Fatal crashes507—39,161
Deaths per 100,000 residents———
Crashes with a drinking driver50%—19%

Counties in 1975

Every county with a fatal crash in 1975, by deaths. Counts under three are shown as "1–2" (small-count rule); the per-100,000 column is blank for them. 60 counties listed.

CountyFatal crashesDeathsPer 100,000Deaths 2015–2024
Denver County49537.3608
Jefferson County43488.3478
Boulder County374613.9255
Adams County36427.7635
El Paso County30324.3721
Weld County21267.0569
Pueblo County232514.7290
Arapahoe County18223.3501
Mesa County182113.0181
Larimer County19205.3352
Garfield County131422.2101
Las Animas County111389.534
Gunnison County91269.345
Fremont County91122.077
Otero County81161.131
Morgan County9929.778
Chaffee County8943.338
Rio Blanco County69136.218
Eagle County8814.751
Moffat County8860.923
Huerfano County78114.536
Montezuma County6829.852
La Plata County7712.397
Baca County67207.923
Logan County6733.755
Grand County5743.331
Clear Creek County6666.132
Pitkin County6636.118
Alamosa County5636.031
Douglas County561.5207
Summit County4619.441
Kit Carson County5570.638
Routt County4415.841
San Miguel County4451.220
Conejos County3453.015
San Juan County34487.29
Montrose County1–248.961
Bent County3351.912
Lincoln County3353.639
Phillips County3366.89
Prowers County3325.124
Rio Grande County3326.921
Yuma County3329.923
Elbert County1–2310.239
Lake County1–2340.713
Ouray County1–2357.723
Costilla County1–21–2—24
Teller County1–21–2—27
Archuleta County1–21–2—28
Crowley County1–21–2—10
Delta County1–21–2—51
Dolores County1–21–2—10
Gilpin County1–21–2—8
Hinsdale County1–21–2—6
Jackson County1–21–2—21
Kiowa County1–21–2—7
Mineral County1–21–2—23
Park County1–21–2—53
Sedgwick County1–21–2—15
Washington County1–21–2—34

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

12am6.9%
1am7.1%
2am6.7%
3am2.2%
4am0.8%
5am1%
6am2.4%
7am2.4%
8am2.8%
9am1.8%
10am1.6%
11am2.6%
12pm1.4%
1pm2.4%
2pm4%
3pm3.2%
4pm6.9%
5pm6%
6pm6.3%
7pm6.9%
8pm6.5%
9pm6.5%
10pm6%
11pm5.6%

Weekday

Sunday17%
Monday12%
Tuesday11%
Wednesday10%
Thursday12%
Friday18%
Saturday20%

Questions and answers

How many people died in crashes in Colorado in 1975?

581 people in 507 fatal crashes, according to NHTSA's FARS 1975 file.

Which county in Colorado had the most crash deaths in 1975?

Denver County with 53 deaths in 49 fatal crashes. The table on this page lists every county with a fatal crash that year.

How did 1975 compare with 1974 in Colorado?

1975 is the first year in FARS; no earlier comparison exists.

Provenance

Source: NHTSA Fatality Analysis Reporting System, 1975 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.