Yankton city, South Dakota
Official LSAD Designation: Yankton city • Census GEOID: 4673060
• Yankton County
Yankton city is an incorporated city in Yankton County, South Dakota. According to official records from the Census (2025), Yankton city had an estimated population of 15,816 residents. Official Census Bureau geographic records classify this community under LSAD designation Yankton city (GEOID 4673060).
Local Government Administration U.S. Census Bureau GMAF
City Of Yankton
Municipal
Official Title:
Community Development Director
Address:
PO BOX 176, YANKTON SD 57078-0176
County Of Yankton
County
Official Title:
Auditor
Address:
321 W 3RD ST, STE 100, YANKTON SD 57078
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 15,816 | 2025 |
| Median Household Income | $67,804 | 2020-2024 |
| Median Home Value | $222,700 | 2020-2024 |
| Land Area | 8.74 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).