Martinsville city, Illinois
Official LSAD Designation: Martinsville city • Census GEOID: 1747254
• Clark County
Martinsville city is an incorporated city in Clark County, Illinois. According to official records from the Census (2025), Martinsville city had an estimated population of 1,083 residents. Official Census Bureau geographic records classify this community under LSAD designation Martinsville city (GEOID 1747254).
Local Government Administration U.S. Census Bureau GMAF
City Of Martinsville
Municipal
Official Title:
City Clerk
Address:
PO BOX 340, MARTINSVILLE IL 62442-0340
County Of Clark
County
Official Title:
County Clerk
Address:
COUNTY COURT HOUSE, MARSHALL IL 62441
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 1,083 | 2025 |
| Median Household Income | $61,833 | 2020-2024 |
| Median Home Value | $69,100 | 2020-2024 |
| Land Area | 2.02 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).