
Spring Valley
- County:
- Bureau County
- County Seat:
- No
- Area (mi²):
- 7.412
- State:
- Illinois
Spring Valley is a city located in Bureau County, Illinois. Spring Valley has a 2025 population of 5,362. Spring Valley is currently declining at a rate of -0.74% annually and its population has decreased by -3.6% since the most recent census, which recorded a population of 5,562 in 2020.
The average household income in Spring Valley is $81,018 with a poverty rate of 10.51%. The median age in Spring Valley is 42.5 years: 41.1 years for males, and 46.4 years for females.