Colby city, Wisconsin
Official LSAD Designation: Colby city • Census GEOID: 5516150
• Clark County / Marathon County
Colby city is an incorporated city in Clark County, Marathon County, Wisconsin. According to official records from the Census (2025), Colby city had an estimated population of 1,957 residents. Official Census Bureau geographic records classify this community under LSAD designation Colby city (GEOID 5516150).
Local Government Administration U.S. Census Bureau GMAF
City Of Colby
Municipal
Official Title:
Clerk Treasurer
Address:
PO BOX 236, COLBY WI 54421-0236
County Of Clark
County
Official Title:
County Board Chair
Address:
517 COURT ST, NEILLSVILLE WI 54456-1971
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 1,957 | 2025 |
| Median Household Income | $50,114 | 2020-2024 |
| Median Home Value | $184,700 | 2020-2024 |
| Land Area | 1.64 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).