Dewey County, South Dakota
Dewey County profile, demographic data, and geographic information.
Local Government & Public Administration
Authoritative general-purpose local government units serving this area
U.S. Census Bureau GUS (2026) / GMAF
| Government Unit | Unit Type | Jurisdiction Role | Contact / Address |
|---|---|---|---|
|
COUNTY OF DEWEY
GUS Population: 5,322 (2024)
ID: 205376
|
County | Official County Government |
Contact: DEPUTY COUNTY AUDITOR
PO BOX 277, TIMBER LAKE SD 57656-0277
|
|
CITY OF EAGLE BUTTE
GUS Population: 1,270 (2024)
ID: 209470
|
Municipal | Municipal Government Within County |
Contact: MAYOR
PO BOX 150, EAGLE BUTTE SD 57625-0150
|
|
GUS Population: 537 (2024)
ID: 209471
|
Municipal | Municipal Government Within County |
Contact: CITY FINANCE OFFICER
PO BOX 431, TIMBER LAKE SD 57656-0431
|
|
CITY OF ISABEL
GUS Population: 155 (2024)
ID: 175047
|
Municipal | Municipal Government Within County |
Contact: FINANCE OFFICER
PO BOX 268, ISABEL SD 57633-0268
|