| City | Population | Total law enforcement employees | Total officers | Total civilians |
|---|---|---|---|---|
| Aberdeen | 24,441 | 50 | 42 | 8 |
| Alcester | 893 | 2 | 2 | 0 |
| Armour | 642 | 1 | 1 | 0 |
| Avon | 511 | 1 | 1 | 0 |
| Belle Fourche | 5,001 | 8 | 7 | 1 |
| Beresford | 2,166 | 8 | 4 | 4 |
| Box Elder | 3,601 | 10 | 9 | 1 |
| Brandon | 9,195 | 12 | 11 | 1 |
| Brookings | 19,986 | 37 | 28 | 9 |
| Burke | 561 | 1 | 1 | 0 |
| Canton | 3,680 | 5 | 5 | 0 |
| Centerville | 837 | 1 | 1 | 0 |
| Chamberlain | 2,255 | 5 | 5 | 0 |
| Colman | 546 | 1 | 1 | 0 |
| Corsica | 563 | 1 | 1 | 0 |
| Deadwood | 1,273 | 14 | 11 | 3 |
| Eagle Butte | 927 | 2 | 2 | 0 |
| Elk Point | 1,965 | 5 | 5 | 0 |
| Estelline | 665 | 1 | 1 | 0 |
| Eureka | 921 | 2 | 2 | 0 |
| Faith | 436 | 2 | 1 | 1 |
| Flandreau | 2,206 | 5 | 3 | 2 |
| Freeman | 1,181 | 2 | 2 | 0 |
| Gettysburg | 1,031 | 2 | 2 | 0 |
| Gregory | 1,161 | 3 | 3 | 0 |
| Groton | 1,414 | 3 | 3 | 0 |
| Highmore | 701 | 1 | 1 | 0 |
| Hot Springs | 4,015 | 8 | 7 | 1 |
| Hoven | 384 | 1 | 1 | 0 |
| Huron | 10,945 | 31 | 25 | 6 |
| Jefferson | 600 | 2 | 2 | 0 |
| Kadoka | 628 | 1 | 1 | 0 |
| Kimball | 687 | 1 | 1 | 0 |
| Lead | 2,878 | 6 | 5 | 1 |
| Lemmon | 1,164 | 3 | 3 | 0 |
| Lennox | 2,453 | 4 | 4 | 0 |
| Leola | 383 | 1 | 1 | 0 |
| Madison | 6,478 | 11 | 10 | 1 |
| Martin | 986 | 2 | 2 | 0 |
| McIntosh | 204 | 1 | 1 | 0 |
| McLaughlin | 726 | 2 | 1 | 1 |
| Menno | 648 | 1 | 1 | 0 |
| Milbank | 3,159 | 6 | 6 | 0 |
| Miller | 1,321 | 4 | 4 | 0 |
| Mitchell | 14,769 | 30 | 28 | 2 |
| Mobridge | 3,113 | 13 | 7 | 6 |
| North Sioux City | 2,547 | 9 | 7 | 2 |
| Parkston | 1,467 | 3 | 3 | 0 |
| Philip | 716 | 2 | 2 | 0 |
| Pierre | 13,901 | 37 | 24 | 13 |
| Platte | 1,276 | 2 | 2 | 0 |
| Rapid City | 66,170 | 127 | 105 | 22 |
| Rosholt | 427 | 1 | 1 | 0 |
| Scotland | 780 | 1 | 1 | 0 |
| Selby | 638 | 1 | 1 | 0 |
| Sioux Falls | 158,672 | 259 | 219 | 40 |
| Sisseton | 2,437 | 7 | 7 | 0 |
| Spearfish | 10,171 | 29 | 20 | 9 |
| Springfield | 1,479 | 2 | 2 | 0 |
| Sturgis | 5,899 | 19 | 16 | 3 |
| Summerset | 442 | 1 | 1 | 0 |
| Tea | 4,073 | 5 | 5 | 0 |
| Tripp | 623 | 1 | 1 | 0 |
| Tyndall | 1,088 | 2 | 2 | 0 |
| Vermillion | 10,523 | 18 | 17 | 1 |
| Viborg | 768 | 1 | 1 | 0 |
| Wagner | 1,538 | 4 | 4 | 0 |
| Watertown | 20,515 | 51 | 36 | 15 |
| Webster | 1,641 | 5 | 5 | 0 |
| Whitewood | 850 | 3 | 3 | 0 |
| Winner | 2,705 | 8 | 6 | 2 |
| Worthing | 1,047 | 1 | 1 | 0 |
| Yankton | 13,831 | 38 | 26 | 12 |
Provides the methodology used in constructing this table and other pertinent information about this table.