St. Clair County is located in southwestern Illinois. The County Seat is Belleville and the largest city is Belleville. The Official Web Site is located at http://www.co.st-clair.il.us/. The 2014 population estimate is 265,729 and the 2010 census population was 270,063. The land area is 657.76 square miles and there are 410.6 persons per square mile.
65.7% of the population is White, 30.4% is Black or African American, 3.7% is Hispanic or Latino, 1.4% is Asian, 0.3% is American Indian or Alaska Native, 0.1% is Native Hawaiian or Pacific Islander, and 2.2% is two or more races. 89.5% have a high school degree or higher, and 25.3% have a Bachelor degree or higher.
The median home value is $123,700, there are 102,885 households, an average of 2.57 persons per household. The per capita income is $26,234, the median household income is $50,578, and 17.6% of the persons in St. Clair County are considered below poverty level.
The total number of firms, at last estimate, was 17,080. Retail sales (in $1000) were $3,087,185, and sales per capita were $11,818. The percentage of black-owned firms is 13.5%, and the percentage of women-owned firms is 33.3%.
Click on the links below to search St. Clair County free public records. Search court records, criminal records, property records, business licenses, deeds, mortgages, inmates, registered offenders, jail records, recorded documents, and more. Additional databases are listed on our Illinois Statewide public records page.
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| St. Clair County St. Clair County, Illinois official home page, government directory, cities and villages, county code, county Board, elected officials, committees, public transportation, special needs registry, tax sale information, emergency services, meeting schedules & minutes. |
| Cemeteries St. Clair County Genealogical Society (SCCGS) cemeteries, listed by surname. |
| Chancery Court Case Index 1815-1870 Illinois State Archives database of St. Clair County Chancery Court Case Files Index (wills, divorce, foreclosures, partitions of real estate, etc.) for the period 1815-1870. |
| Circuit Court Case Files 1819 - 1840 St. Clair County Circuit Court Case Files filed between 1819 and 1840. |
| Court Records St. Clair County Circuit Clerk civil, criminal, and traffic court records. |
| Death Records 1870-1880 St. Clair County, Illinois Genealogical Society proofs of death and death certificates by name. Covers 1870 through 1880. |
| Obituaries & Death Notices St. Clair County obituaries and death notices published in the Freeburg Tribune between 1999 and 2009. |
| Pauper Meals 1874-1879 Illinois State Archives database of St. Clair County County Farm Board Records (meals to paupers) between 1874 and 1879. |
| Property Records | GIS St. Clair County parcel mapping and property database. |
| Property Taxes | Mobile Home St. Clair County Assessor mobile home tax records. |
| Property | Assessor St. Clair County Assessor parcel and real estate tax database. |
| Recorded Documents St. Clair County Recorder of Deeds land records (recorded documents), searchable by name, date, or type. Includes (affidavits, agreements, deeds, mortgages, liens, judgments, plats, UCCs, notices, easements, land contracts, and more. |
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