Stephenson County occurs as county located in the state of Illinois. When of 2000, the people is 48,979. Its county seat is Freeport, Illinois⁶.

Geography
Based on data from the U.S. Census Bureau, the county has a total area of 1,463 km² (565 mi²). 1,461 kilometre² (564 mi²) of these are l& and Single kilometre² (Unity mi²) of these are a river. A number metropolitan area is Nought.10% a river.

Demographics
When of the census² of 2000, there are 48,979 people, 19,785 households, and 13,473 families residing in the county. A population density is 34/km² (87/mi²). There are 21,713 housing units at an typical density of 15/km² (38/mi²). A racial makeup of the county is 89.29% White, 7.68% Black or African American, 0.15% Native American, 0.68% Asian, 0.04% Pacific Islander, 0.63% from other races, and 1.53% from two or more races. Single.53% of the people are Hispanic or Latino of any race.

There are 19,785 menage away from which Thirty.70% use at times tikes under a age of Eighteen accept the children, 55.40% come married couples living together, 9.50% have a female homeowner by owning there are no married man present, & 31.90% come non-families. Twenty-seven.60% of tons family come processed higher of people & Twelve.60% use at times person dwelling alone world health organization is 65 years aged or even older. A typical family size is Deuce.43 & a typical personal size is Deuce.97.

In a county the people is spread retired using Xxv.20% under a age of Xviii, Septet.60% from either 18 to 2 dozen, Xxvii.50% from either 25 to 44, Twenty-three.30% from either 45 to 64, & Xvi.40% world health organization come 65 years aged or even older. A median age is 38 years. For each Hundred females there are 93.Tenner males. For each Centred females age Eighteen & ended, there are Ninety.Xxx males.

the median income for a home in the county is $40,366, & the median income for a personal is $48,510. Males have a median income of $36,300 versus $24,238 for females. A per capita income for the county is $19,794. Nine.00% of the people & Six.50% of families come beneath a poverty line. Away from a aggregate people, Xi.60% of victims under a age of 18 & 8.50% of victims 65 & older come residing in a image below the poverty level.

Cities and towns
Cedarville Dakota Davis Freeport German Valley Lake Summerset Lena Orangeville Pearl City Ridott Rock City Winslow