
Dover
- County:
- Bureau County
- County Seat:
- No
- Area (mi²):
- 0.272
- State:
- Illinois
Dover is a village located in Bureau County, Illinois. Dover has a 2025 population of 133. Dover is currently declining at a rate of -0.75% annually and its population has decreased by -2.92% since the most recent census, which recorded a population of 137 in 2020.
The average household income in Dover is $61,138 with a poverty rate of 16.39%. The median age in Dover is 59 years: 59.5 years for males, and 59 years for females.