Waterloo

Population

10,536 (2020)

Type

City

Area

8.18 sq mi (21.19 km²), 0.13 sq mi water

Median age

41.7

Households

6,374

Persons per household

2.6

Median household income

$74,794

Average house value

$208,400

Businesses

398

Employees

3,752

Government

CITY OF WATERLOO

Government office

100 W 4TH ST, WATERLOO, IL 62298