
Lindenhurst
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 4.527
- State:
- Illinois
Lindenhurst is a village located in Lake County, Illinois. Lindenhurst has a 2025 population of 14,315. Lindenhurst is currently declining at a rate of -0.08% annually and its population has decreased by -0.41% since the most recent census, which recorded a population of 14,374 in 2020.
The average household income in Lindenhurst is $140,125 with a poverty rate of 3.51%. The median age in Lindenhurst is 37.1 years: 36.4 years for males, and 37.5 years for females.