Helvetia Township | |
|---|---|
 | |
.svg) Location of Illinois in the United States | |
| Coordinates: 38°41′56″N 89°39′33″W / 38.69889°N 89.65917°W | |
| Country | United States |
| State | Illinois |
| County | Madison |
| Settled | November 2, 1875 |
| Area | |
• Total | 36.2 sq mi (94 km2) |
| • Land | 35.88 sq mi (92.9 km2) |
| • Water | 0.32 sq mi (0.8 km2) |
| Elevation | 489 ft (149 m) |
| Population (2010) | |
• Estimate (2016)[1] | 8,567 |
| • Density | 241/sq mi (93/km2) |
| Time zone | UTC-6 (CST) |
| • Summer (DST) | UTC-5 (CDT) |
| FIPS code | 17-119-33981 |
Helvetia Township is located in Madison County, Illinois, in the United States. As of the 2010 census, its population was 8,646 and it contained 3,638 housing units.[2]
- ^ "Population and Housing Unit Estimates". Retrieved June 9, 2017.
- ^ "Population, Housing Units, Area, and Density: 2010 - County -- County Subdivision and Place -- 2010 Census Summary File 1". United States Census. Archived from the original on February 12, 2020. Retrieved May 28, 2013.