St. Charles Population

2011–2026

14

2026 projection

75% since 2020 (increase)

051015202520122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

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Population by year

Population estimates for St. Charles. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202614+17.69%
202513+28.71%
202311+457.14%
20227-112.50%
2021800.00%
2020800.00%
20198+4100.00%
20184-866.67%
201712-840.00%
20162000.00%

Showing 10 of 15 years.

St. Charles Demographics

67median age

Median age

Female0 yrs
Male0 yrs

Adults

6
5 seniors · 83%1 other adults

Sex

Female 50% · 3Male 50% · 3

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 0.06 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

St. Charles Marital Status

50% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married50%67%33%
Never married0%0%0%
Divorced50%33%67%
Widowed0%0%0%
Separated0%0%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201