Illinois City Populations

Compiled 2-15-15 Information varies greatly depending on which site I use. Be sure to double  April 2010 Census

(April 2010)


Lake County (everything north of Lake Cook Road along Lake Michigan)


Mostly smaller towns or “villages” farther north out of Chicago following the train line, the Des Plaines River and the tollway/94.  Many have charming historic downtowns with a quaint community feel where families can get to know each other.  Lots of shopping & dining & mingling between the towns.


Buffalo Grove              27,852

Deerfield                       18,228


Gurnee                            31,295

Grayslake                     20,957

Highland Park                29,763


Lake Bluff                    5,722

Lake Forest                     19,375

Lake Villa                       8,741


Libertyville                    20,315

Lincolnshire                     7,275

Lindenhurst                    14,466


Mundelein                      31,064

Vernon Hills                    25,113

Wadsworth                     3,813


Cook County


Much larger towns or “cities” closer to Chicago & the airport and each is completely self-sufficient.


Arlington Heights            75,994

Chicago                       2,695,598

Mount Prospect               54,771

Naperville                      144,864

Palatine                            69,390


EB 1/18