Northwestern Illinois

Northwestern Illinois is a geographic region of the state of Illinois within the USA.

Northwestern Illinois is generally considered to consist of the following area: Jo Daviess County, Carroll County, Whiteside County, Stephenson County, Winnebago County, Ogle County, and Lee County. Northwestern Illinois borders the states of Iowa to the west and Wisconsin to the north.

The largest city in this region, located near the eastern edge, is Rockford. Rockford's Metropolitan Area includes Winnebago County and Boone County (to the east), with an estimated 2009 population of 353,722.^[1]

Former US President Ronald Reagan was born in the Whiteside County town of Tampico, IL.

^ "Table 1. Annual Estimates of the Population of Metropolitan and Micropolitan Statistical Areas: April 1, 2000 to July 1, 2009 (CBSA-EST2009-01)". 2009 Population Estimates. United States Census Bureau, Population Division. 2010-03-23. Archived from the original (CSV) on June 15, 2010. Retrieved 2010-03-26.

[1] "Table 1. Annual Estimates of the Population of Metropolitan and Micropolitan Statistical Areas: April 1, 2000 to July 1, 2009 (CBSA-EST2009-01)". 2009 Population Estimates. United States Census Bureau, Population Division. 2010-03-23. Archived from the original (CSV) on June 15, 2010. Retrieved 2010-03-26.

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