New Trier Flag

New Trier

County:
Cook County
County Seat:
No
Area (mi²):
15.899
State:
Illinois

New Trier is located in Cook County, Illinois. New Trier has a 2025 population of 54,577. New Trier is currently declining at a rate of -0.55% annually and its population has decreased by -4.55% since the most recent census, which recorded a population of 57,178 in 2020.

The average household income in New Trier is $343,000 with a poverty rate of 3.12%.The median age in New Trier is 45.1 years: 44.2 years for males, and 46.1 years for females.

54.6K
Total Population
3,433
Density (mi²)
-303 -0.55%
Growth

New Trier Population

Demographics

Economics and Income Statistics

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)