Collinsville Population

2011–2026

7,717

2026 projection

9.9% since 2020 (increase)

02K4K6K8K20122014201620182020202220242026

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 Collinsville. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20267,717+240.31%
20257,693+480.31%
20237,645+50.07%
20227,640+1111.47%
20217,529+5107.27%
20207,019-6468.43%
20197,665+6349.02%
20187,031-711.00%
20177,102-1802.47%
20167,282-2253.00%

Showing 10 of 15 years.

Collinsville Demographics

37.4median age

Median age

Female42.4 yrs
Male33.1 yrs

Adults

5,487
1,267 seniors · 23%4,220 other adults

Sex

Female 53.2% · 3,796Male 46.8% · 3,343

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 71 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

Collinsville Income

$52,158median household income

Median household income

$52,158

Half of households earn more, half earn less

Median earnings

$36,921

Typical yearly pay for a worker 25 or older.

Poverty rate

16.3%

About 1 in 6 residents

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

Collinsville Marital Status

48% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married48%54%43%
Never married30%35%27%
Divorced13%8%17%
Widowed7%1%11%
Separated3%3%3%

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