Saratoga township
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 35.9
- State:
- Illinois
Saratoga township is located in Marshall County, Illinois. Saratoga township has a 2026 population of 239. Saratoga township is currently declining at a rate of -0.83% annually and its population has decreased by -1.24% since the most recent census, which recorded a population of 242 in 2020.
The median household income in Saratoga township is $68,125 with a poverty rate of 1.56%. The median age in Saratoga township is 49.4 years: 39 years for males, and 61.2 years for females. For every 100 females there are 80.3 males.