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Genealogical Collections | Illinois State Genealogical Society

Illinois State Archives Building 400 E. Spring Street, 2nd Floor, Norton Building Capitol Complex, Springfield, IL 62756

Eligibility

Anyone in need of services.

Required documents

Please call or email.

Hours

Mondays and Thursdays, 10:00 a.m. to 1:00 p.m.
217-789-1968
Voice·

Main Line

Languages

English

Application process

Please call or email.

Fees

Please call, email, or visit website for membership information.

Service area

No boundaries.
The Illinois State Genealogical Society (ISGS) was formed in 1968 through the cooperative effort and forward thinking of Illinois genealogical society representatives, who envisioned a statewide genealogical organization. ISGS is a not-for-profit, nonsectarian, educational organization. ISGS was established for the following purposes: -To stimulate an interest in the people who contributed to the establishment and development of the State of Illinois. -To seek, preserve and make available information pertaining to individuals, families and groups who lived in Illinois, recognizing the events that affected them. -To inform people about the value of and the need for preserving family and local history for future generations. -To encourage and support local and regional genealogical societies.

Last Assured

12/12/2025

Providing organization

Illinois State Genealogical Society
The Illinois State Genealogical Society (ISGS) was formed in 1968 through the cooperative effort and forward thinking of Illinois genealogical society representatives, who envisioned a statewide genealogical organization. ISGS is a not-for-profit, nonsectarian, educational organization. ISGS was established for the following purposes: -To stimulate an interest in the people who contributed to the establishment and development of the State of Illinois. -To seek, preserve and make available information pertaining to individuals, families and groups who lived in Illinois, recognizing the events that affected them. -To inform people about the value of and the need for preserving family and local history for future generations. -To encourage and support local and regional genealogical societies.