Latest Data (2015)
Population 148,278
Nationwide Rank 175

Quick Facts

Rockford, Illinois is the 175th largest city in the United States as of 2015.

Rockford, Illinois is a city.

Rockford, Illinois is currently 3.0% smaller than it was in 2010, the year of its peak recorded population.

Rockford, Illinois's growth is extremely below average. 96% of similarly sized cities are growing faster since 2000.

Rockford, Illinois Border Map

Similarly Sized Cities

Rank Name Growth
2000-2015
169 Sunnyvale, California 15.1%
170 Escondido, California 12.7%
171 Kansas City, Kansas 3.0%
172 Hollywood, Florida 7.1%
173 Clarksville, Tennessee 43.5%
174 Torrance, California 7.4%
175 Rockford, Illinois -2.3%
176 Joliet, Illinois 36.6%
177 Paterson, New Jersey -1.0%
178 Bridgeport, Connecticut 5.7%
179 Naperville, Illinois 13.7%
180 Savannah, Georgia 9.7%
181 Mesquite, Texas 15.8%

Demographics

Population History

Year Population Rank in US
2015 148,278 175
2014 149,123 171
2013 150,251 164
2012 150,843 160
2011 151,735 159
2010 152,871 156
2009 157,280 149
2008 157,266 146
2007 156,400 145
2006 154,230 145
2005 153,063 145
2004 152,968 145
2003 153,124 141
2002 152,233 141
2001 151,655 139
2000 151,826 137
1990 143,942 124
1970 147,370 92
1960 126,706 98
1930 85,864 100