Plankinton city, South Dakota
Official LSAD Designation: Plankinton city • Census GEOID: 4650020
• Aurora County
Plankinton city is an incorporated city in Aurora County, South Dakota. According to official records from the Census (2025), Plankinton city had an estimated population of 777 residents. Official Census Bureau geographic records classify this community under LSAD designation Plankinton city (GEOID 4650020).
Local Government Administration U.S. Census Bureau GMAF
City Of Plankinton
Municipal
Official Title:
Finance Officer
Address:
PO BOX 517, PLANKINTON SD 57368-0517
County Of Aurora
County
Official Title:
Auditor
Address:
PO BOX 397, PLANKINTON SD 57368-0397
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 777 | 2025 |
| Median Household Income | $74,833 | 2020-2024 |
| Median Home Value | $114,800 | 2020-2024 |
| Land Area | 0.76 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).