States › South Dakota › 2011
South Dakota in 2011
Deaths 111Fatal crashes 101Per 100,000 13.5US 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, 111 people died in 101 fatal crashes in South Dakota, 13.5 deaths per 100,000 residents against 10.4 nationally.
The death toll fell 21% from 140 in 2010 to 111 in 2011.
South Dakota accounted for 0.3% of the 32,479 crash deaths recorded nationally that year.
29.7% of the state's fatal crashes that year had at least one driver reported as drinking.
39% of the crashes happened between noon to 6pm; Friday was the most common day.
Compared with 2010 and the nation
| Measure | South Dakota 2011 | South Dakota 2010 | United States 2011 |
|---|---|---|---|
| Deaths | 111 | 140 | 32,479 |
| Fatal crashes | 101 | 124 | 29,867 |
| Deaths per 100,000 residents | 13.5 | 17.2 | 10.4 |
| Crashes with a drinking driver | 30% | 35% | 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. 41 counties listed.
| County | Fatal crashes | Deaths | Per 100,000 | Deaths 2015–2024 |
|---|---|---|---|---|
| Minnehaha County | 10 | 10 | 4.8 | 149 |
| Pennington County | 8 | 8 | 6.9 | 141 |
| Roberts County | 4 | 6 | 58.3 | 30 |
| Lyman County | 1–2 | 6 | 161.2 | 21 |
| Brookings County | 5 | 5 | 13.8 | 24 |
| Jackson County | 5 | 5 | 182.7 | 30 |
| Lawrence County | 5 | 5 | 17.4 | 80 |
| Oglala Lakota County | 5 | 5 | 37.4 | 75 |
| Lincoln County | 4 | 4 | 5.3 | 56 |
| Meade County | 4 | 4 | 12.9 | 43 |
| Union County | 4 | 4 | 23.0 | 18 |
| Fall River County | 3 | 3 | 40.8 | 25 |
| Turner County | 3 | 3 | 33.0 | 19 |
| Brule County | 1–2 | 3 | 57.0 | 6 |
| Codington County | 1–2 | 3 | 10.2 | 31 |
| Hamlin County | 1–2 | 3 | 45.5 | 8 |
| Harding County | 1–2 | 3 | 226.4 | 10 |
| Beadle County | 1–2 | 1–2 | — | 22 |
| Corson County | 1–2 | 1–2 | — | 14 |
| Dewey County | 1–2 | 1–2 | — | 9 |
| Hyde County | 1–2 | 1–2 | — | 5 |
| Marshall County | 1–2 | 1–2 | — | 8 |
| Spink County | 1–2 | 1–2 | — | 8 |
| Yankton County | 1–2 | 1–2 | — | 38 |
| Brown County | 1–2 | 1–2 | — | 26 |
| Charles Mix County | 1–2 | 1–2 | — | 27 |
| Clay County | 1–2 | 1–2 | — | 12 |
| Davison County | 1–2 | 1–2 | — | 13 |
| Edmunds County | 1–2 | 1–2 | — | 12 |
| Grant County | 1–2 | 1–2 | — | 18 |
| Haakon County | 1–2 | 1–2 | — | 7 |
| Hughes County | 1–2 | 1–2 | — | 11 |
| Hutchinson County | 1–2 | 1–2 | — | 25 |
| Kingsbury County | 1–2 | 1–2 | — | 9 |
| Lake County | 1–2 | 1–2 | — | 10 |
| McCook County | 1–2 | 1–2 | — | 16 |
| Mellette County | 1–2 | 1–2 | — | 4 |
| Miner County | 1–2 | 1–2 | — | 6 |
| Moody County | 1–2 | 1–2 | — | 14 |
| Todd County | 1–2 | 1–2 | — | 4 |
| Tripp County | 1–2 | 1–2 | — | 13 |
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
Weekday
Questions and answers
How many people died in crashes in South Dakota in 2011?
111 people in 101 fatal crashes, according to NHTSA's FARS 2011 file, or 13.5 per 100,000 residents.
Which county in South Dakota had the most crash deaths in 2011?
Minnehaha County with 10 deaths in 10 fatal crashes. The table on this page lists every county with a fatal crash that year.
How did 2011 compare with 2010 in South Dakota?
111 deaths against 140 in 2010 (+-21%). 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.