Pleasant Valley township
- County:
- Jo Daviess County
- County Seat:
- No
- Area (mi²):
- 36.576
- State:
- Illinois
Pleasant Valley township is located in Jo Daviess County, Illinois. Pleasant Valley township has a 2026 population of 206. Pleasant Valley township is currently declining at a rate of -0.96% annually and its population has decreased by -2.37% since the most recent census, which recorded a population of 211 in 2020.
The median household income in Pleasant Valley township is $90,000 with a poverty rate of 0%. The median age in Pleasant Valley township is 25 years: 24.6 years for males, and 60.5 years for females. For every 100 females there are 89.1 males.