| City | 2025 Pop. ↓ |
|---|---|
| Brookings | 24,947 |
| Box Elder | 15,156 |
| Brandon | 10,910 |
| Belle Fourche | 6,031 |
| Blackhawk | 2,939 |
| Beresford | 2,053 |
| Baltic | 1,374 |
| Britton | 1,201 |
| Boulder Canyon | 706 |
| Blucksberg Mountain | 658 |
| Burke | 577 |
| Bridgewater | 506 |
| Bowdle | 480 |
| Bryant | 470 |
| Big Stone City | 410 |
| Buffalo | 362 |
| Blunt | 336 |
| Bison | 303 |
| Brant Lake South | 279 |
| Bristol | 277 |
| Bonesteel | 258 |
| Bullhead | 226 |
| Bruce | 218 |
| Buffalo Gap | 161 |
| Badger | 137 |
| Brandt | 120 |
| Burbank | 98 |
| Bridger | 94 |
| Bath Corner | 86 |
| Brentford | 82 |
| Brentwood Colony | 82 |
| Bushnell | 72 |
| Batesland | 71 |
| Bradley | 66 |
| Brant Lake | 55 |
| Belvidere | 41 |
| Bath | 27 |
| Broadland | 27 |
| Bancroft | 11 |
| Butler | 6 |
| City | 2025 Pop. ↓ |
|---|---|
| Canton | 2,948 |
| Chamberlain | 2,502 |
| Colonial Pine Hills | 2,309 |
| Custer | 1,800 |
| Crooks | 1,372 |
| Clear Lake | 1,215 |
| Clark | 1,165 |
| Centerville | 979 |
| Castlewood | 712 |
| Colton | 676 |
| Colman | 668 |
| Canistota | 649 |
| Corsica | 552 |
| Colome | 330 |
| Chancellor | 324 |
| Cherry Creek | 291 |
| Chester | 231 |
| Corn Creek | 202 |
| Crook City | 159 |
| Columbia | 155 |
| Conde | 137 |
| Cavour | 136 |
| Carthage | 125 |
| Clear Lake | 125 |
| Central City | 108 |
| Claremont | 104 |
| Cresbard | 104 |
| Cow Creek | 93 |
| Canova | 91 |
| Claire City | 79 |
| Clark Colony | 78 |
| Corona | 68 |
| Camp Crook | 66 |
| Cameron Colony | 56 |
| Clearfield Colony | 50 |
| Caputa | 36 |
| Crocker | 26 |
| Chelsea | 19 |
| Cloverleaf Colony | 18 |
| Cottonwood | 11 |
| City | 2025 Pop. ↓ |
|---|---|
| Elk Point | 2,031 |
| Eagle Butte | 1,213 |
| Edgemont | 790 |
| Elkton | 790 |
| Estelline | 782 |
| Eureka | 750 |
| Emery | 474 |
| Enemy Swim | 380 |
| Ethan | 361 |
| Egan | 249 |
| Evergreen Colony | 93 |
| Eden | 90 |
| Erwin | 40 |
| City | 2025 Pop. ↓ |
|---|---|
| Green Valley | 1,459 |
| Groton | 1,334 |
| Gregory | 1,216 |
| Garretson | 1,143 |
| Gettysburg | 1,051 |
| Gayville | 376 |
| Glendale Colony | 254 |
| Gary | 240 |
| Goodwin | 150 |
| Geddes | 148 |
| Golden View Colony | 134 |
| Glenham | 107 |
| Grenville | 46 |
| Garden City | 37 |
| Grassland Colony | 22 |
| Gann Valley | 15 |
| City | 2025 Pop. ↓ |
|---|---|
| Huron | 14,856 |
| Harrisburg | 11,160 |
| Hartford | 3,779 |
| Hot Springs | 3,755 |
| Hill City | 1,003 |
| Howard | 818 |
| Highmore | 610 |
| Humboldt | 579 |
| Hayti | 428 |
| Herreid | 397 |
| Hurley | 390 |
| Hermosa | 369 |
| Hoven | 356 |
| Hudson | 327 |
| Henry | 269 |
| Horse Creek | 259 |
| Hecla | 185 |
| Hosmer | 165 |
| Hitchcock | 109 |
| Hazel | 101 |
| Harrold | 98 |
| Herrick | 76 |
| Hetland | 18 |
| Harrison | 9 |
| Hillsview | 0 |
| City | 2025 Pop. ↓ |
|---|---|
| Johnson Siding | 658 |
| Jefferson | 431 |
| Java | 121 |
| Jamesville Colony | 49 |
| City | 2025 Pop. ↓ |
|---|---|
| Lead | 3,071 |
| Lennox | 2,541 |
| Lemmon | 1,152 |
| Lower Brule | 962 |
| Lake Madison | 892 |
| Lake Andes | 667 |
| Lake Preston | 627 |
| Lake Norden | 624 |
| Lake Poinsett | 424 |
| Long Hollow | 407 |
| Leola | 404 |
| Little Eagle | 349 |
| La Plant | 332 |
| Langford | 279 |
| Letcher | 163 |
| Lesterville | 115 |
| Lyons | 105 |
| La Bolt | 69 |
| Lane | 50 |
| Lantry | 49 |
| Lake City | 43 |
| Lebanon | 31 |
| Long Lake | 27 |
| Lowry | 5 |
| City | 2025 Pop. ↓ |
|---|---|
| Mitchell | 15,593 |
| Madison | 6,045 |
| Milbank | 3,500 |
| Mobridge | 3,210 |
| Miller | 1,312 |
| Mission | 1,134 |
| Mina | 1,021 |
| Martin | 919 |
| Marion | 894 |
| Meadow View Addition | 658 |
| Manderson-White Horse Creek | 645 |
| Menno | 619 |
| Mountain Plains | 601 |
| McLaughlin | 537 |
| Montrose | 468 |
| Mount Vernon | 459 |
| Murdo | 430 |
| Mellette | 193 |
| Mission Hill | 183 |
| Monroe | 162 |
| Marty | 146 |
| Midland | 109 |
| McIntosh | 108 |
| Millerdale Colony | 108 |
| Morningside | 91 |
| Mayfield Colony | 66 |
| Mound City | 63 |
| Mansfield | 54 |
| Meckling | 46 |
| Morristown | 44 |
| Milltown | 31 |
| Marvin | 20 |
| Millbrook Colony | 15 |
| City | 2025 Pop. ↓ |
|---|---|
| North Sioux City | 3,050 |
| North Spearfish | 1,684 |
| North Eagle Butte | 1,594 |
| New Underwood | 621 |
| Newell | 605 |
| New Effington | 221 |
| Nisland | 217 |
| Norris | 156 |
| Northville | 134 |
| New Elm Spring Colony | 54 |
| New Witten | 54 |
| Nunda | 47 |
| Naples | 41 |
| New Holland | 5 |
| City | 2025 Pop. ↓ |
|---|---|
| Oglala | 1,478 |
| Onida | 654 |
| Oahe Acres | 494 |
| Oacoma | 392 |
| Oelrichs | 131 |
| Oldham | 117 |
| Okreek | 70 |
| Olivet | 63 |
| Oral | 55 |
| Okaton | 54 |
| Orient | 52 |
| Old Elm Spring Colony | 49 |
| Orland Colony | 49 |
| Ortley | 47 |
| Onaka | 15 |
| City | 2025 Pop. ↓ |
|---|---|
| Pierre | 13,762 |
| Pine Ridge | 2,824 |
| Parkston | 1,534 |
| Parker | 1,319 |
| Platte | 1,208 |
| Porcupine | 1,011 |
| Piedmont | 997 |
| Plankinton | 788 |
| Philip | 754 |
| Prairiewood Village | 514 |
| Presho | 460 |
| Parmelee | 402 |
| Pine Lakes Addition | 278 |
| Pukwana | 241 |
| Pickstown | 230 |
| Pollock | 219 |
| Peever | 171 |
| Peever Flats | 134 |
| Pierpont | 122 |
| Pringle | 110 |
| Prairie City | 27 |
| City | 2025 Pop. ↓ |
|---|---|
| Quinn | 64 |
| City | 2025 Pop. ↓ |
|---|---|
| Rapid City | 82,388 |
| Rapid Valley | 7,090 |
| Rosebud | 2,297 |
| Redfield | 2,077 |
| Rosholt | 362 |
| Roscoe | 283 |
| Renner Corner | 246 |
| Richland | 210 |
| Roslyn | 180 |
| Ramona | 164 |
| Rowena | 131 |
| Reliance | 126 |
| Revillo | 98 |
| Running Water | 95 |
| Ravinia | 69 |
| Raymond | 60 |
| Ree Heights | 56 |
| Rockport Colony | 34 |
| Rockham | 21 |
| City | 2025 Pop. ↓ |
|---|---|
| Sioux Falls | 215,058 |
| Spearfish | 13,988 |
| Sturgis | 7,045 |
| Summerset | 3,014 |
| Sisseton | 2,382 |
| Springfield | 1,915 |
| Salem | 1,337 |
| Scotland | 786 |
| Selby | 604 |
| Shindler | 585 |
| St. Francis | 463 |
| Stickney | 318 |
| Soldier Creek | 301 |
| Sicangu Village | 290 |
| Summit | 271 |
| Swift Bird | 224 |
| South Shore | 188 |
| St. Lawrence | 161 |
| Spring Creek Colony | 156 |
| Spencer | 137 |
| Spring Creek | 132 |
| Stockholm | 107 |
| Sinai | 104 |
| Sherman | 71 |
| Sunset Colony | 68 |
| Strandburg | 67 |
| Shamrock Colony | 64 |
| Spink Colony | 59 |
| Stratford | 57 |
| Stephan | 54 |
| Spring Lake Colony | 51 |
| Shannon Colony | 34 |
| Smithwick | 24 |
| Seneca | 23 |
| St. Charles | 9 |
| Storla | 6 |
| City | 2025 Pop. ↓ |
|---|---|
| Tea | 8,515 |
| Tyndall | 1,090 |
| Tripp | 559 |
| Timber Lake | 518 |
| Tabor | 402 |
| Two Strike | 356 |
| Trent | 253 |
| Tulare | 202 |
| Toronto | 195 |
| Tschetter Colony | 71 |
| Turton | 53 |
| Twin Brooks | 44 |
| Tolstoy | 36 |
| City | 2025 Pop. ↓ |
|---|---|
| Utica | 71 |
| City | 2025 Pop. ↓ |
|---|---|
| Watertown | 23,597 |
| Winner | 2,916 |
| Webster | 1,661 |
| Wagner | 1,387 |
| Whitewood | 979 |
| Wonderland Homes | 976 |
| Worthing | 909 |
| Wessington Springs | 759 |
| Wall | 681 |
| West Brule | 664 |
| Woonsocket | 659 |
| Wanblee | 645 |
| White | 548 |
| White River | 506 |
| Waubay | 475 |
| Wolsey | 467 |
| Warner | 450 |
| Wilmot | 418 |
| White Lake | 411 |
| Wounded Knee | 377 |
| Wakonda | 351 |
| Wakpala | 296 |
| Willow Lake | 261 |
| Wessington | 204 |
| Wentworth | 170 |
| Whitehorse | 148 |
| White Horse | 114 |
| Wallace | 94 |
| Westport | 84 |
| Wasta | 61 |
| Winfred | 58 |
| Ward | 49 |
| Wood | 40 |
| Waverly | 26 |
| Wetonka | 12 |
| White Rock | 7 |