About This Place
Martinsville is a city in Clark County, Illinois, United States. The population was 1,225 at the 2000 census.
Martinsville is located at 39°20′18″N 87°52′55″W / 39.33833°N 87.88194°W / 39.33833; -87.88194 (39.338369, -87.881940).
According to the United States Census Bureau, the city has a total area of 2.1 square miles (5.4 km²), of which, 2.1 square miles (5.3 km²) of it is land and 0.04 square miles (0.1 km²) of it (1.44%) is water.