Sullivan

Population

4,400 (2020)

Type

City

Area

2.77 sq mi (7.17 km²), 0.01 sq mi water

Median age

42.2

Households

3,189

Persons per household

2.4

Median household income

$61,096

Average house value

$124,100

Businesses

201

Employees

3,185

Government

CITY OF SULLIVAN

Government office

2 W HARRISON ST, SULLIVAN, IL 61951