
Bridgewater township
- County:
- McCook County
- County Seat:
- No
- Area (mi²):
- 34.559
- State:
- South Dakota
Bridgewater township is located in McCook County, South Dakota. Bridgewater township has a 2025 population of 116. Bridgewater township is currently declining at a rate of 0% annually and its population has increased by 3.57% since the most recent census, which recorded a population of 112 in 2020.
The average household income in Bridgewater township is $186,736 with a poverty rate of 0%. The median age in Bridgewater township is 6.9 years: 25.6 years for males, and 6.8 years for females.