Population of DeKalb County, Illinois (County)

Map of Population by County Subdivision in DeKalb County

Map of Population by Tract in DeKalb County

Map of Population by Block Group in DeKalb County

Population by Place in DeKalb County

There are 14 places that are fully or partially contained within DeKalb County (10 fully and 4 partially). This section compares all 14 of those to each other.

Population by County Subdivision in DeKalb County

There are 19 county subdivisions in DeKalb County. This section compares all 19 of those to each other.

Population by County in the Chicago Area

There are 14 counties in the Chicago Area. This section compares DeKalb County to all of the counties in the Chicago Area.

Population by County in Illinois

There are 102 counties in Illinois. This section compares DeKalb County to the 50 most populous counties in Illinois. The least populous of the compared counties has a population of 29,301.

Population by County in the United States

There are 3,142 counties in the United States. This section compares DeKalb County to the 50 most populous counties in the United States. The least populous of the compared counties has a population of 941,618.

Definitions

This page reports on the population distribution in DeKalb County, both in terms of raw head counts, and in terms of population density per square mile.

• Population: count of all residents of the given entity at the time of the survey, excluding visitors
• Population Density: population divided by the total land area of the entity (i.e., excluding water areas contained in the entity)

For additional information about the data presented on this site, including our sources, please see the About Page.