
Griggsville
- County:
- Pike County
- County Seat:
- No
- Area (mi²):
- 1.106
- State:
- Illinois
Griggsville is a city located in Pike County, Illinois. Griggsville has a 2025 population of 1,039. Griggsville is currently declining at a rate of -0.95% annually and its population has decreased by -4.77% since the most recent census, which recorded a population of 1,091 in 2020.
The average household income in Griggsville is $49,717 with a poverty rate of 21.13%. The median age in Griggsville is 40.6 years: 36.8 years for males, and 43.8 years for females.