Stephenson County Population 2017

Stephenson County's estimated population is 45,624 with a growth rate of -0.36% in the past year according to the most recent United States census data. Stephenson County is the 33rd largest county in Illinois.

Year Population Growth Growth Rate
201645,624-167-0.36%
201545,791-548-1.18%
201446,339-382-0.82%
201346,721-217-0.46%
201246,938-427-0.90%
201147,365-292-0.61%
201047,657-395-0.82%
199048,052-1,484-3.00%
198049,5366751.38%
197048,8612,6545.74%
196046,2074,61211.09%
195041,5959492.33%
194040,6465821.45%
193040,0642,3216.15%
192037,7439222.50%
191036,8211,8885.40%
190034,9333,59511.47%
189031,338-625-1.96%
188031,9631,3554.43%
187030,6085,49621.89%
186025,11213,446115.26%
185011,6668,866316.64%
18402,8000.00%

Stephenson County Population Growth

Population Data via

Stephenson County Race Data

Race Population Percentage
White39,65786.92%
Black or African American4,4519.76%
Two or More Races1,2412.72%
Asian3050.67%
American Indian and Alaska Native1180.26%
Native Hawaiian and Other Pacific Islander190.04%

Stephenson County Population Pyramid

0k1k1k2kStephenson County Male Population0k1k1k2kStephenson County Female Population

Population of Cities in Stephenson County

City 2010 Census 2016 Estimated Growth Growth Rate
Freeport2563724392-1245-4.86%
Lena29122800-112-3.85%
Pearl City838802-36-4.30%
Orangeville793753-40-5.04%
Cedarville741716-25-3.37%
Davis677639-38-5.61%
Dakota506475-31-6.13%
German Valley463449-14-3.02%
Winslow338329-9-2.66%
Rock City315307-8-2.54%
Ridott164158-6-3.66%
Data Sources
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990