
Bartlett
- County:
- DuPage County
- County Seat:
- No
- Area (mi²):
- 15.777
- State:
- Illinois
Bartlett is a village located in DuPage County, Illinois. Bartlett has a 2025 population of 39,308. Bartlett is currently declining at a rate of -0.86% annually and its population has decreased by -4.17% since the most recent census, which recorded a population of 41,018 in 2020.
The average household income in Bartlett is $149,062 with a poverty rate of 2.68%. The median age in Bartlett is 41.3 years: 40.7 years for males, and 41.7 years for females.