St. Clair County Genealogical Society has free, online genealogy collections including:

• Vital Statistics Extracted from the Belleville (Ill.) Daily Advocate 1927 – 1954 – More than 132,000 vital statistics derived from the Belleville (Ill.) Daily Advocate 1927 – 1954 constitute this database. It is an extremely valuable resource for ancestral material between the census and after 1940.

• Biographies & Histories

• Cemeteries with Tombstone Surname Index & more

• Census Records

• Church records

• Land and Maps

• Courts including Circuit Court index and Naturalizations

• Military Records with surname indexes, Soldier’s memorial

• Newspapers,

  • Belleville News Democrat Obituary Indexes 1994-2007
  • Freeburg Tribune Obituary Indexes 1904 -1939 
  • Freeburg Tribune Obituary Indexes 1999-2010
  • Freeburg Tribune Obituary Indexes 2011- 2012 
  • Lebanon Advertiser Every-name index 1917-1921
  • Millstadt Enterprise obituary index 1897–1949

• Vital Records

  • St. Clair County Marriages 1763–1906 are indexed (free)
  • Church Records
  • Proofs of Death filed 1870-1880, 1884.