| United States Senator | Brian L Bengs | IND | 04/24/2026 | | | | P.O. Box 404 Hot Springs SD 57747 | 110 | Brian | L | Bengs | | Active | General | 11/3/2026 12:00:00 AM | P.O. Box 404 | | Hot Springs | SD | 57747 | SW | |
| Secretary of State | Tamara J. Lesnar | LIB | 05/04/2026 | | | | 908 Kosciusko Ave Grenville SD 57239-2100 | 210 | Tamara | J. | Lesnar | | Active | General | 11/3/2026 12:00:00 AM | 908 Kosciusko Ave | | Grenville | SD | 57239-2100 | SW | |
| State Senator | Clint Hoyer | IND | 04/28/2026 | District 08 | | | 44145 223rd St Winfred SD 57076 | 300 | Clint | | Hoyer | | Active | General | 11/3/2026 12:00:00 AM | 44145 223rd St | | Winfred | SD | 57076 | SEN | |
| State Senator | Bryan J. Breitling | IND | 04/21/2026 | District 25 | | | 25032 475TH AVE Dell Rapids SD 57022-5900 | 300 | Bryan | J. | Breitling | | Active | General | 11/3/2026 12:00:00 AM | 25032 475TH AVE | | Dell Rapids | SD | 57022-5900 | SEN | |
| State Representative | Samuel Froehlke | IND | 02/17/2026 | District 04 | | | PO Box 476 Toronto SD 57268 | 310 | Samuel | | Froehlke | | Active | General | 11/3/2026 12:00:00 AM | PO Box 476 | | Toronto | SD | 57268 | HOU | |
| State Representative | Neal Tapio | IND | 05/01/2026 | District 05 | | | PO Box 846 Watertown SD 57201 | 310 | Neal | | Tapio | | Active | General | 11/3/2026 12:00:00 AM | PO Box 846 | | Watertown | SD | 57201 | HOU | |
| State Representative | Tracey Quint | LIB | 05/04/2026 | District 11 | | | 5501 W Nancy St Sioux Falls SD 57106 | 310 | Tracey | | Quint | | Active | General | 11/3/2026 12:00:00 AM | 5501 W Nancy St | | Sioux Falls | SD | 57106 | HOU | |
| State Representative | Garett Heinz | IND | 04/28/2026 | District 23 | | | 27 2nd Ave Ipswich SD 57451 | 310 | Garett | | Heinz | | Active | General | 11/3/2026 12:00:00 AM | 27 2nd Ave | | Ipswich | SD | 57451 | HOU | |
| State Representative | Elizabeth Lone Eagle | IND | 04/27/2026 | District 27 | | | 7958 Lakota Prarie Dr APT 53 Kyle SD 57752 | 310 | Elizabeth | | Lone Eagle | | Active | General | 11/3/2026 12:00:00 AM | 7958 Lakota Prarie Dr APT 53 | | Kyle | SD | 57752 | HOU | |
| State Representative | Evangeline Poor Bear | IND | 05/08/2026 | District 27 | | | PO Box 82 Pine Ridge SD 57770 | 310 | Evangeline | | Poor Bear | | Active | General | 11/3/2026 12:00:00 AM | PO Box 82 | | Pine Ridge | SD | 57770 | HOU | |
| State Representative | Jay Yohner | IND | 04/27/2026 | District 27 | | | P.O. Box 799 Martin SD 57551 | 310 | Jay | | Yohner | | Active | General | 11/3/2026 12:00:00 AM | P.O. Box 799 | | Martin | SD | 57551 | HOU | |
| State Representative | Joe Flood | IND | 04/27/2026 | District 27 | | | P.O. Box 221 Manderson SD 57756 | 310 | Joe | | Flood | | Active | General | 11/3/2026 12:00:00 AM | P.O. Box 221 | | Manderson | SD | 57756 | HOU | |
| State Representative | Samuel Hare Sr | IND | 04/28/2026 | District 32 | | | 1106 Wambli Dr Rapid City SD 57701 | 310 | Samuel | | Hare | Sr | Active | General | 11/3/2026 12:00:00 AM | 1106 Wambli Dr | | Rapid City | SD | 57701 | HOU | |
| County Auditor | Christine Tarbox | IND | 04/28/2026 | Clark | | | 15796 431ST AVE Bradley SD 57217 | 410 | Christine | | Tarbox | | Active | General | 11/3/2026 12:00:00 AM | 15796 431ST AVE | | Bradley | SD | 57217 | CTY | |
| County Auditor | Debbie Melville | IND | 02/10/2026 | Codington | | | 1024 17TH ST NE Watertown SD 57201-6767 | 410 | Debbie | | Melville | | Active | General | 11/3/2026 12:00:00 AM | 1024 17TH ST NE | | Watertown | SD | 57201-6767 | CTY | |
| County Auditor | Lily Heidebrink | IND | 04/27/2026 | Fall River | | | 319 PACIFIC AVE HOT SPRINGS SD 57747 | 410 | Lily | | Heidebrink | | Active | General | 11/3/2026 12:00:00 AM | 319 PACIFIC AVE | | HOT SPRINGS | SD | 57747 | CTY | |
| County Auditor | Kaeloni Latham | IND | 03/17/2026 | Harding | | | 13001 HARDING RD BUFFALO SD 57720 | 410 | Kaeloni | | Latham | | Active | General | 11/3/2026 12:00:00 AM | 13001 HARDING RD | | BUFFALO | SD | 57720 | CTY | |
| County Auditor | Mary Blaha | IND | 01/09/2026 | Harding | | | 310 ALLISON ST BUFFALO SD 57720 | 410 | Mary | | Blaha | | Active | General | 11/3/2026 12:00:00 AM | 310 ALLISON ST | | BUFFALO | SD | 57720 | CTY | |
| County Auditor | Jason Seamans | IND | 04/23/2026 | Jones | | | 24170 279th Ave Draper SD 57531-3127 | 410 | Jason | | Seamans | | Active | General | 11/3/2026 12:00:00 AM | 24170 279th Ave | | Draper | SD | 57531-3127 | CTY | |
| County Auditor | Jessica Manger | IND | 04/24/2026 | Lyman | | | 24009 312TH AVE Kennebec SD 57544 | 410 | Jessica | | Manger | | Active | General | 11/3/2026 12:00:00 AM | 24009 312TH AVE | | Kennebec | SD | 57544 | CTY | |
| County Auditor | Megan Biel | IND | 01/15/2026 | Marshall | | | 10089 HWY 27 BRITTON SD 57430 | 410 | Megan | | Biel | | Active | General | 11/3/2026 12:00:00 AM | 10089 HWY 27 | | BRITTON | SD | 57430 | CTY | |
| County Auditor | Jenny Galbraith | IND | 04/24/2026 | Mellette | | | 28277 272ND ST WOOD SD 57585 | 410 | Jenny | | Galbraith | | Active | General | 11/3/2026 12:00:00 AM | 28277 272ND ST | | WOOD | SD | 57585 | CTY | |
| County Auditor | Rebecca (Becki) Mommaerts | IND | 03/20/2026 | Miner | | | 405 N BELL ST HOWARD SD 57349 | 410 | Rebecca (Becki) | | Mommaerts | | Active | General | 11/3/2026 12:00:00 AM | 405 N BELL ST | | HOWARD | SD | 57349 | CTY | |
| County Finance Officer | Lacey Klingbile | IND | 04/24/2026 | Brookings | | | 2117 RHONDA RD Brookings SD 57006-4604 | 417 | Lacey | | Klingbile | | Active | General | 11/3/2026 12:00:00 AM | 2117 RHONDA RD | | Brookings | SD | 57006-4604 | CTY | |
| Sheriff | Manuel "Manny" Langstraat | IND | 03/01/2026 | Brookings | | | 20539 463RD AVE Bruce SD 57220-5703 | 430 | Manuel | "Manny" | Langstraat | | Active | General | 11/3/2026 12:00:00 AM | 20539 463RD AVE | | Bruce | SD | 57220-5703 | CTY | |
| Sheriff | Ashley S. Arpan | IND | 03/16/2026 | Dewey | | | 609 C ST TIMBER LAKE SD 57656 | 430 | Ashley | S. | Arpan | | Active | General | 11/3/2026 12:00:00 AM | 609 C ST | | TIMBER LAKE | SD | 57656 | CTY | |
| Sheriff | Grady R. Jolley | IND | 03/25/2026 | Faulk | | | 34948 155TH ST WECOTA SD 57438 | 430 | Grady | R. | Jolley | | Active | General | 11/3/2026 12:00:00 AM | 34948 155TH ST | | WECOTA | SD | 57438 | CTY | |
| Sheriff | Samuel R Swanson | IND | 03/18/2026 | Marshall | | | 402 MARKET ST LANGFORD SD 57454 | 430 | Samuel | R | Swanson | | Active | General | 11/3/2026 12:00:00 AM | 402 MARKET ST | | LANGFORD | SD | 57454 | CTY | |
| Sheriff | Brandon Watson | IND | 01/09/2026 | Mellette | | | 105 HORSE CREEK LN WHITE RIVER SD 57579-5101 | 430 | Brandon | | Watson | | Active | General | 11/3/2026 12:00:00 AM | 105 HORSE CREEK LN | | WHITE RIVER | SD | 57579-5101 | CTY | |
| Sheriff | Thomas Keller | IND | 01/22/2026 | Mellette | | | 612 N ROOSEVELT AVE WHITE RIVER SD 57579 | 430 | Thomas | | Keller | | Active | General | 11/3/2026 12:00:00 AM | 612 N ROOSEVELT AVE | | WHITE RIVER | SD | 57579 | CTY | |
| Sheriff | Rob Eggert | IND | 03/02/2026 | Miner | | | 204 E PARK AVE HOWARD SD 57349 | 430 | Rob | | Eggert | | Active | General | 11/3/2026 12:00:00 AM | 204 E PARK AVE | | HOWARD | SD | 57349 | CTY | |
| Sheriff | Troy Wellman | IND | 01/27/2026 | Moody | | | 710 W BROAD AVE FLANDREAU SD 57028-5702 | 430 | Troy | | Wellman | | Active | General | 11/3/2026 12:00:00 AM | 710 W BROAD AVE | | FLANDREAU | SD | 57028-5702 | CTY | |
| Sheriff | Derek Puckett | IND | 04/28/2026 | Oglala Lakota | | | 2104 BIA 27 HWY PORCUPINE SD 57772-3019 | 430 | Derek | | Puckett | | Active | General | 11/3/2026 12:00:00 AM | 2104 BIA 27 HWY | | PORCUPINE | SD | 57772-3019 | CTY | |
| Sheriff | William Zachary Merchen | IND | 04/27/2026 | Perkins | | | 18878 102ND ST LEMMON SD 57638 | 430 | William | Zachary | Merchen | | Active | General | 11/3/2026 12:00:00 AM | 18878 102ND ST | | LEMMON | SD | 57638 | CTY | |
| Sheriff | Tyler Jay Appel | IND | 04/13/2026 | Roberts | | | 115 ARNIE DR SISSETON SD 57262 | 430 | Tyler | Jay | Appel | | Active | General | 11/3/2026 12:00:00 AM | 115 ARNIE DR | | SISSETON | SD | 57262 | CTY | |
| Register of Deeds | Sandra Frasier-Shaffer | IND | 01/12/2026 | Bon Homme | | | 610 W 14th Ave Tyndall SD 57066 | 440 | Sandra | | Frasier-Shaffer | | Active | General | 11/3/2026 12:00:00 AM | 610 W 14th Ave | | Tyndall | SD | 57066 | CTY | |
| Register of Deeds | Stephanie A Lippincott | IND | 01/26/2026 | Butte | | | 1107 8TH AVE BELLE FOURCHE SD 57717 | 440 | Stephanie | A | Lippincott | | Active | General | 11/3/2026 12:00:00 AM | 1107 8TH AVE | | BELLE FOURCHE | SD | 57717 | CTY | |
| Register of Deeds | Kalissa Stelzer | IND | 02/02/2026 | Marshall | | | 1201 3rd St Britton SD 57430 | 440 | Kalissa | | Stelzer | | Active | General | 11/3/2026 12:00:00 AM | 1201 3rd St | | Britton | SD | 57430 | CTY | |
| Register of Deeds | Haley Gallant | IND | 02/04/2026 | Mellette | | | 324 N. Roosevelt White River SD 57579 | 440 | Haley | | Gallant | | Active | General | 11/3/2026 12:00:00 AM | 324 N. Roosevelt | | White River | SD | 57579 | CTY | |
| Register of Deeds | Brittany Bennett | IND | 02/03/2026 | Moody | | | 707 S CRESCENT ST FLANDREAU SD 57028 | 440 | Brittany | | Bennett | | Active | General | 11/3/2026 12:00:00 AM | 707 S CRESCENT ST | | FLANDREAU | SD | 57028 | CTY | |
| County Commissioner | Robert Shadwell | IND | 02/05/2026 | Campbell-1 | | | 307 TOWER ST Herreid SD 57632 | 460 | Robert | | Shadwell | | Active | General | 11/3/2026 12:00:00 AM | 307 TOWER ST | | Herreid | SD | 57632 | COM | |
| County Commissioner | Wade McGraw | IND | 04/09/2026 | Clark-3 | | | 17583 417TH AVE Raymond SD 57258 | 460 | Wade | | McGraw | | Active | General | 11/3/2026 12:00:00 AM | 17583 417TH AVE | | Raymond | SD | 57258 | COM | |
| County Commissioner | Ethan Thomas | IND | 04/22/2026 | Hyde-3 | | | 19811 333RD AVE Highmore SD 57345 | 460 | Ethan | | Thomas | | Active | General | 11/3/2026 12:00:00 AM | 19811 333RD AVE | | Highmore | SD | 57345 | COM | |
| County Commissioner | Dawn Rinehart | IND | 04/21/2026 | Hyde-5 | | | 34170 216th St Highmore SD 57345 | 460 | Dawn | | Rinehart | | Active | General | 11/3/2026 12:00:00 AM | 34170 216th St | | Highmore | SD | 57345 | COM | |
| County Commissioner | Kyle E Lee | IND | 03/25/2026 | Kingsbury-3 | | | 43603 208th St De Smet SD 57231-5845 | 460 | Kyle | E | Lee | | Active | General | 11/3/2026 12:00:00 AM | 43603 208th St | | De Smet | SD | 57231-5845 | COM | |
| County Commissioner | Steven L Spilde | IND | 03/03/2026 | Kingsbury-5 | | | 44839 200TH ST Hetland SD 57212-7500 | 460 | Steven | L | Spilde | | Active | General | 11/3/2026 12:00:00 AM | 44839 200TH ST | | Hetland | SD | 57212-7500 | COM | |
| County Commissioner | Lawrence Thompson Jr | IND | 04/28/2026 | Lyman - District 1-2 | | | 23770 340TH AVE RELIANCE SD 57569-5622 | 460 | Lawrence | | Thompson | Jr | Active | General | 11/3/2026 12:00:00 AM | 23770 340TH AVE | | RELIANCE | SD | 57569-5622 | COM | |
| County Commissioner | Bob Burns | IND | 04/10/2026 | Meade-3 | | | 12017 Sturgis Rd Black Hawk SD 57718 | 460 | Bob | | Burns | | Active | General | 11/3/2026 12:00:00 AM | 12017 Sturgis Rd | | Black Hawk | SD | 57718 | COM | |
| County Commissioner | Cecil Brandis Jr | IND | 04/28/2026 | Mellette-2 | | | 26343 YELLOW FOX LN White River SD 57579-7707 | 460 | Cecil | | Brandis | Jr | Active | General | 11/3/2026 12:00:00 AM | 26343 YELLOW FOX LN | | White River | SD | 57579-7707 | COM | |
| County Commissioner | jOE Bechtold | IND | 04/27/2026 | Mellette-2 | | | 110 N MCKINELY AVE WHITE RIVER SD 57579 | 460 | jOE | | Bechtold | | Active | General | 11/3/2026 12:00:00 AM | 110 N MCKINELY AVE | | WHITE RIVER | SD | 57579 | COM | |