St. Charles Population

2010–2026

1,929

2026 projection

3.3% since 2020 (decrease)

05001K1.5K2K2.5K201020122014201620182020202220242026

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

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for St. Charles. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,929-120.62%
20251,941-90.46%
20241,950-50.26%
20231,955-120.61%
20221,967-170.86%
20211,984-110.55%
20201,995+1005.28%
20191,895-120.63%
20181,907-190.99%
20171,926-130.67%

Showing 10 of 17 years.

St. Charles Demographics

46.6median age

Median age

Female47 yrs
Male46.3 yrs

Adults

1,614
441 seniors · 27%1,173 other adults

Sex

Female 50.5% · 976Male 49.5% · 958

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 19 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 Income

$50,000median household income

Median household income

$50,000

Half of households earn more, half earn less

Median earnings

$42,805

Typical yearly pay for a worker 25 or older.

Poverty rate

15.3%

About 1 in 7 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

St. Charles Marital Status

45% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married45%43%46%
Never married32%38%26%
Divorced14%14%15%
Widowed9%5%13%
Separated<1%0%<1%

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