The  Connecticut State Archives are housed at the Connecticut State Library.  In 1909, the General Assembly made the State Library the official State Archives. This Library holds records from more than 70 Connecticut state government departments.


[su_heading size=”24″]Online Collections[/su_heading]


[su_heading size=”24″]Onsite Collections[/su_heading]

  • Congressional Serial Set – The United States Congressional Serial Set is a bound compilation of House and Senate Documents and House and Senate Reports. Publication began with the 15th Congress/1st session (1817). Documents of the first fourteen Congresses (1789-1816) were published in the American State Papers.
  • Connecticut State Documents – Comprehensive, historical collections of primary materials by and about Connecticut state agencies.
  • Federal Documents – Regional Federal Depository Library for Connecticut and Rhode Island; receives and retains all publications, in all formats, distributed by the U. S. Government Printing Office. Comprehensive collection of Presidential materials (executive orders, papers, commission reports, budgets), Congressional materials (reports, documents, hearings, public acts, Congressional Record); judicial materials (rulings, reports, studies); federal agency publications (annual reports, periodicals, studies, administrative decisions, regulatory material); extensive historical coverage.
  • Genealogy Indexes – some available free, online at FamilySearch
  • Law and Legislation – In addition to a full array of subject-specific legal reference books available via traditional print and databases, our law collection also includes Statutes, regulations, and case law from all 50 States and Federal jurisdictions; CT Appellate and Supreme as well as U.S. Supreme Court records and briefs; Periodicals, encyclopedias, online resources); Current and historical statutes and session laws of the American states; Current and historical Connecticut legislative documents, including all bills, acts, committee hearings, and Senate and House Proceedings.
  • Legislative Archives (Permanent Bill File)
    The library maintains files of every bill introduced in the Connecticut General Assembly since 1911.  Earliest years encompass final versions only while files beginning in the 1950s may include substitute versions, file copies, amendments, as well as supplementary material like fiscal notes & constituent letters.  From the 1980s through the early 2000s, bill files may contain added testimony not added to bound transcript volumes in our collection.
  • Legislative Histories – The State Library maintains the only complete collection of transcripts from Connecticut legislative committee hearings and proceedings from both chambers of the General Assembly.
  • Library for the Blind & Physically Handicapped Collection – Recorded books & necessary playback equipment, Braille books and magazines (available for free loan by mail to state residents who are unable to read conventional print because of a visual or physical disability).
  • Library Catalog – Search our library catalog to find what published materials we hold.  The catalog includes collections in Hartford and at the two Library Service Centers.
  • Library Service Centers – Libraries (only) may borrow from the Center collections in Middletown and Willimantic to supplement their own collections.
  • Museum collection – Artifacts of Connecticut industry, history, and culture, including firearms, numismatics, hand and machine tools, clocks, architecture, militaria, mass-produced consumer goods, and material culture. Library materials on artifact collection areas; Connecticut manufacturers’ catalogs; materials relating to Colt Manufacturing Co.; museum administration, collection management, exhibitions, and conservation.
  • Newspaper Resources – The most comprehensive collection of Connecticut newspapers known to exist.
  • State Archives Collections
  • State Archives Finding Aids – The State Archives holds records from more than 70 Connecticut state government departments, commissions, and offices, covering the colonial period to the present. We also hold files from many non-governmental institutions, organizations, and churches, as well as collections of tax lists and other official records from Connecticut towns.
  • State Government Publications in the Connecticut Digital Archive – The Connecticut Digital Archive ensures that publications of Connecticut state government issued only in electronic format would be collected, cataloged, and preserved for current and future use. Official publications of the agencies of the State of Connecticut. Many of the documents are born-digital and are not readily available through any other portal. We recommend consulting our online catalog when searching this collection.
  • Vertical Files – Biography/Obituary; Genealogical File, Government Information Services, History and Genealogy, Newspaper and Law/Legislative Reference Pamphlet File.


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