Lake Forest : Historical Population Figures

 Year Population

 1860 – 300 est.

1870 – 800

1880 – 1, 000

1890 – 1,750

1900 – 2,215

1910 – 3,300

1920 – 3,600/3,657

1926 – 5,500 est.

1927 – 6,200 est.

1928 – 6,500/6,554

1929 – 6,900 est.

1930 – 6,500/6,554

1940 – 7,200

1950 – 7,819

1960 – 10,658/10,687

1970 – 15,642

1971 – 15,642

1974 – 15,642

1980 – 15,245/16,223

1984 – 15,805

1989 – 18,038 est.

1990 – 17,836/17,989 est.

1991 – 19,384 est.

1994 – 18,774/18,826 proj.

1995 – 18,705 proj./19,719

1996 – 20,878 proj.

1997 – 17,836

1998 – 21,431

2000 – 20,059

2001 – 20,557 proj.

2002 – 20,607 proj.

2003 – 20,751 proj.

2004 – 20,791 proj.

2005 – 20,907 proj.

2006 – 21,059 proj.

2007 – 21,127 proj.

2008 – 21,300 proj.

Note: some years have varied figures

Sources: Edward Arpee’s History of Lake Forest, U. S. Census printouts, Donnelley Demographics reports, City of Lake Forest documents, Illinois Department of Commerce and Economic Opportunity, Regional Development Institute of Northern Illinois University, and Lake Forester articles

Lake Forest Library

Updated 10-15-08