DeKalb
In DeKalb County, Illinois — population 42,621 as of 2020.
Home city
My cities
Cities
stops being your city.
DeKalb takes over news, events and the map.
This Afternoon
67°F
Sunny
Tonight
47°F
Mostly Clear7% precip
Sunday
69°F
Sunny
Sunday Night
42°F
Mostly Clear
In and around DeKalb
See & do
+115 more on the mapEat, drink & stay
+186 more on the mapShops & services
+348 more on the mapMusicians & bands near DeKalb →
Explore the Greater Chicago metro →
DeKalb changes faster than we can keep up.
Something opened, closed or moved? Tell us and we'll put it right. Our editors review submissions before they publish — you'll need an account with access to send one.
DeKalb by the numbers
Population
42,621Population figure, 2020
Households & income
- Area
- 17.01 sq mi (44.06 km²), 0.17 sq mi water
- Median age
- 26.1
- Households
- 16,388
- Persons per household
- 2.2
- Median household income
- $46,481
- Median house value
- $204,700
Municipal office
- Office
- FINANCE DIRECTOR
- Address
- 200 S 4TH ST, DEKALB, IL 60115