
Santa Anna township
- County:
- De Witt County
- County Seat:
- No
- Area (mi²):
- 28.895
- State:
- Illinois
Santa Anna township is located in De Witt County, Illinois. Santa Anna township has a 2025 population of 2,272. Santa Anna township is currently growing at a rate of 0.04% annually but its population has decreased by -0.31% since the most recent census, which recorded a population of 2,279 in 2020.
The average household income in Santa Anna township is $78,970 with a poverty rate of 8.89%. The median age in Santa Anna township is 42.3 years: 43.5 years for males, and 41.1 years for females.