Ogle County is a county located in the state of Illinois. According to the 2010 census, it had a
population of 53,497. Ogle County was created
on January 16, 1836. The county seat
is Oregon. The county is named for Lieutenant Joseph
Ogle (1737-1821), early settler in southwest Illinois, who helped found
the first Methodist church in Illinois and member of the territorial
militia.
Ogle County comprises Rochelle, IL Micropolitan Statistical Area, which is also included in the Rockford-Freeport-Rochelle, IL Combined
Statistical Area.
Lieutenant Joseph Ogle, member of the territorial militia.
County QuickFacts: CensusBureau Quick Facts
Ogle County was created on January 16, 1836 (Laws, 1836, p. 274) and was formed from unorganized land (La Salle
County) and Jo Daviess County. County organization was completed in 1837. Present area), or parts of it), formerly
included in: Attached to JoDaviess [Laws, 1836, p. 277] (1836-1837), LaSalle County (1831-1836), JoDaviess County
(1827-1836), Putnam County (1825-1831), Fulton County (1823-1825), Pike County (1821-1823), Clark County (1819-1821),
Crawford County (1816-1819), Edwards County (1815-1816), Madison County (1812-1815), Bond County (1817-1821) and St.
Clair County (1795-1812).
The County was named for Joseph Ogle, pioneer politician and Lieutenant of the Territorial militia. The County Seat is
Oregon (1838-Present).
As reported by the Census Bureau, the county has a total area of 763 square miles (1,977 km2), of which, 759 square miles (1,965 km2) of it is land and 4 square miles (11 km2) of it (0.58%) is water.
Ogle county is located in north Illinois. White Pines Forest State
Park, Castle Rock State Park and Lowden State Park are located in this
county.
Bordering counties are as follows: