| City | Population | Total law enforcement employees | Total officers | Total civilians |
|---|---|---|---|---|
| Aberdeen | 23,992 | 46 | 38 | 8 |
| Alcester | 890 | 2 | 2 | 0 |
| Armour | 693 | 1 | 1 | 0 |
| Avon | 536 | 1 | 1 | 0 |
| Belle Fourche | 4,769 | 11 | 10 | 1 |
| Beresford | 2,069 | 8 | 4 | 4 |
| Box Elder | 3,112 | 9 | 7 | 2 |
| Brandon | 7,956 | 12 | 11 | 1 |
| Brookings | 18,805 | 35 | 28 | 7 |
| Burke | 590 | 1 | 1 | 0 |
| Canton | 3,237 | 5 | 5 | 0 |
| Centerville | 856 | 1 | 1 | 0 |
| Chamberlain | 2,241 | 5 | 5 | 0 |
| Clark | 1,128 | 2 | 2 | 0 |
| Corsica | 601 | 2 | 2 | 0 |
| Deadwood | 1,269 | 14 | 11 | 3 |
| Eagle Butte | 950 | 2 | 2 | 0 |
| Elk Point | 1,885 | 4 | 4 | 0 |
| Estelline | 668 | 1 | 1 | 0 |
| Eureka | 952 | 1 | 1 | 0 |
| Faith | 456 | 2 | 1 | 1 |
| Flandreau | 2,306 | 7 | 6 | 1 |
| Freeman | 1,178 | 2 | 2 | 0 |
| Gettysburg | 1,130 | 2 | 2 | 0 |
| Gregory | 1,218 | 3 | 3 | 0 |
| Groton | 1,370 | 3 | 3 | 0 |
| Highmore | 767 | 1 | 1 | 0 |
| Hot Springs | 4,095 | 7 | 6 | 1 |
| Hoven | 421 | 1 | 1 | 0 |
| Huron | 10,779 | 32 | 25 | 7 |
| Jefferson | 593 | 2 | 2 | 0 |
| Kadoka | 673 | 1 | 1 | 0 |
| Kimball | 678 | 1 | 1 | 0 |
| Lead | 2,837 | 6 | 5 | 1 |
| Lemmon | 1,205 | 3 | 3 | 0 |
| Lennox | 2,154 | 4 | 4 | 0 |
| Leola | 394 | 1 | 1 | 0 |
| Madison | 6,221 | 12 | 11 | 1 |
| Martin | 1,029 | 4 | 4 | 0 |
| McIntosh | 212 | 1 | 1 | 0 |
| McLaughlin | 755 | 2 | 1 | 1 |
| Menno | 675 | 1 | 1 | 0 |
| Milbank | 3,257 | 6 | 6 | 0 |
| Miller | 1,343 | 3 | 3 | 0 |
| Mitchell | 14,894 | 36 | 27 | 9 |
| Mobridge | 3,188 | 13 | 7 | 6 |
| New Effington | 225 | 1 | 1 | 0 |
| North Sioux City | 2,545 | 7 | 6 | 1 |
| Parkston | 1,506 | 2 | 2 | 0 |
| Philip | 728 | 2 | 2 | 0 |
| Pierre | 14,124 | 38 | 25 | 13 |
| Platte | 1,317 | 2 | 2 | 0 |
| Rapid City | 63,162 | 134 | 107 | 27 |
| Rosholt | 437 | 1 | 1 | 0 |
| Scotland | 816 | 1 | 1 | 0 |
| Selby | 674 | 1 | 1 | 0 |
| Sioux Falls | 144,985 | 253 | 216 | 37 |
| Sisseton | 2,515 | 7 | 7 | 0 |
| Spearfish | 9,796 | 26 | 18 | 8 |
| Springfield | 1,510 | 2 | 2 | 0 |
| Sturgis | 6,090 | 19 | 16 | 3 |
| Tea | 2,922 | 3 | 3 | 0 |
| Tripp | 643 | 1 | 1 | 0 |
| Tyndall | 1,135 | 2 | 2 | 0 |
| Vermillion | 9,810 | 17 | 16 | 1 |
| Viborg | 793 | 1 | 1 | 0 |
| Wagner | 1,596 | 3 | 3 | 0 |
| Watertown | 20,568 | 49 | 35 | 14 |
| Webster | 1,732 | 5 | 5 | 0 |
| Whitewood | 810 | 2 | 2 | 0 |
| Winner | 2,892 | 9 | 8 | 1 |
| Worthing | 858 | 1 | 1 | 0 |
| Yankton | 13,805 | 37 | 26 | 11 |
Provides the methodology used in constructing this table and other pertinent information about this table.