Prairiewood township
- County:
- Brown County
- County Seat:
- No
- Area (mi²):
- 0.59
- State:
- South Dakota
Prairiewood township is located in Brown County, South Dakota. Prairiewood township has a 2026 population of 295. Prairiewood township is currently declining at a rate of 0% annually and its population has decreased by -1.99% since the most recent census, which recorded a population of 301 in 2020.
The median household income in Prairiewood township is $160,625 with a poverty rate of 0%. The median age in Prairiewood township is 32.1 years: 34.4 years for males, and 17.5 years for females. For every 100 females there are 74.3 males.