
Dyer
- County:
- Lake County
- County Seat:
- No
- Area (mi²):
- 6.156
- State:
- Indiana
Dyer is a town located in Lake County, Indiana. Dyer has a 2025 population of 16,221. Dyer is currently declining at a rate of -0.34% annually and its population has decreased by -1.69% since the most recent census, which recorded a population of 16,500 in 2020.
The average household income in Dyer is $130,899 with a poverty rate of 6.71%. The median age in Dyer is 46.8 years: 43.8 years for males, and 48.4 years for females.