Indexes for Peoria County records are accessible to the public, except for the 1888 Peoria Census. However, they do not include the actual records or magazine.
- 1888 Census for Peoria (members-only benefit)
- Boland Mortuary Index (1925-1978)
- Cemeteries Index - 19 Townships and City of Peoria (access to the records is a members-only benefit)
- Civil War Veterans - Graves Database and Discharge Papers Index
- Prairie Roots Index (access to Prairie Roots Magazine is a members-only benefit)
- Probate Index (1825-1922) - Peoria County Circuit Court Clerk Archives
- Undertaker Books Index (1872-1915) (access to the records is a members-only benefit)
- Naturalization - Soundex Index / Finding Aid - National Archives and records at Peoria County Circuit Clerk Archives
- War of 1812 - Soldier Bounty Land Grants (for Peoria County)