Collinsville
IL flag

Collinsville

Place

Territory

GEOID
1715599
OCD-ID
ocd-division/country:us/state:il/place:collinsville
POP
23,717 (2025)
CENTER
38.6773, -90.0067
SOURCE
census tiger

Government of Collinsville

Bodies, seats, agencies and services that belong to Collinsville itself.

Organization 7

Departments