Alden Flag

Alden

County:
McHenry County
County Seat:
No
Area (mi²):
0.126
State:
Illinois

Alden is a CDP located in McHenry County, Illinois. Alden has a 2025 population of 210. Alden is currently growing at a rate of 7.14% annually and its population has increased by 25.75% since the most recent census, which recorded a population of 167 in 2020.

The average household income in Alden is $77,591 with a poverty rate of 0%.The median age in Alden is 68.1 years: 68.3 years for males, and 0 years for females.

210
Total Population
1,672
Density (mi²)
14 7.14%
Growth

Alden 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)