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2011

Montana · year

Montana in 2011

Deaths 209Fatal crashes 187Per 100,000 21.0US deaths 32,479

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 2011.

In 2011, 209 people died in 187 fatal crashes in Montana, 21.0 deaths per 100,000 residents against 10.4 nationally.

The death toll rose 11% from 189 in 2010 to 209 in 2011.

Montana accounted for 0.6% of the 32,479 crash deaths recorded nationally that year.

42.2% of the state's fatal crashes that year had at least one driver reported as drinking.

33% of the crashes happened between noon to 6pm; Saturday was the most common day.

Compared with 2010 and the nation

MeasureMontana 2011Montana 2010United States 2011
Deaths20918932,479
Fatal crashes18716129,867
Deaths per 100,000 residents21.019.110.4
Crashes with a drinking driver42%48%31%

Counties in 2011

Every county with a fatal crash in 2011, by deaths. Counts under three are shown as "1–2" (small-count rule); the per-100,000 column is blank for them. 50 counties listed.

CountyFatal crashesDeathsPer 100,000Deaths 2015–2024
Yellowstone County202414.0203
Missoula County151713.9165
Flathead County131311.4178
Gallatin County10107.9108
Cascade County81011.8103
Madison County7992.329
Jefferson County7860.152
Lewis and Clark County779.377
Richland County6763.512
Big Horn County4754.7130
Glacier County6644.455
Lincoln County4522.548
Roosevelt County4549.040
Judith Basin County44189.516
Park County4422.148
Phillips County4494.916
Ravalli County448.346
Fergus County3433.722
Lake County1–2412.090
Beaverhead County3330.033
Blaine County3343.516
Dawson County3334.416
Hill County3318.724
Musselshell County3355.017
Prairie County33269.85
Rosebud County3336.647
Sanders County3321.643
Sweet Grass County3379.914
Carbon County1–21–2—42
Mineral County1–21–2—25
Pondera County1–21–2—16
Powell County1–21–2—31
Silver Bow County1–21–2—36
Stillwater County1–21–2—29
Garfield County1–21–2—10
Valley County1–21–2—22
Broadwater County1–21–2—21
Carter County1–21–2—6
Chouteau County1–21–2—28
Custer County1–21–2—13
Daniels County1–21–2—3
Deer Lodge County1–21–2—21
Fallon County1–21–2—0
Golden Valley County1–21–2—5
Granite County1–21–2—22
McCone County1–21–2—6
Meagher County1–21–2—8
Petroleum County1–21–2—1
Teton County1–21–2—11
Wheatland County1–21–2—3

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

12am4.8%
1am3.8%
2am5.4%
3am1.6%
4am3.8%
5am2.2%
6am3.2%
7am3.8%
8am1.6%
9am3.2%
10am1.6%
11am3.8%
12pm7%
1pm7%
2pm4.3%
3pm3.2%
4pm5.9%
5pm5.9%
6pm3.8%
7pm4.3%
8pm7.5%
9pm5.4%
10pm2.7%
11pm4.3%

Weekday

Sunday16%
Monday14%
Tuesday13%
Wednesday13%
Thursday12%
Friday14%
Saturday18%

Questions and answers

How many people died in crashes in Montana in 2011?

209 people in 187 fatal crashes, according to NHTSA's FARS 2011 file, or 21.0 per 100,000 residents.

Which county in Montana had the most crash deaths in 2011?

Yellowstone County with 24 deaths in 20 fatal crashes. The table on this page lists every county with a fatal crash that year.

How did 2011 compare with 2010 in Montana?

209 deaths against 189 in 2010 (+11%). Nationally the 2011 total was 32,479.

Provenance

Source: NHTSA Fatality Analysis Reporting System, 2011 national file (accident table); US Census Bureau population estimates. Data through 31 Dec 2024; generated 30 Sep 2026.