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Derby Probate Court records

Identifier: RG004_037

Scope and Content

Probate record books, None. Contact the probate court to access original record books. See Alternative Form Available note below.

Probate files, 1858-1900. Probate files may consist of estates, conservatorships, guardianships, commitments, and insolvencies. See Alternative Form Available note below.


  • 1858-1900

Language of Materials

The records are in English.

Restrictions on Access

Researchers should first consult use copies when available. See Alternate Form Available Section below.

See the Rules and Procedures for Researchers Using Archival Records and Secured Collections policy.

Historical Note

Derby, New Haven County, Town settled 1651, Town established in 1675, City incorporated January 1893

The Derby Probate Court was constituted July 4, 1858, from the New Haven Probate District. It also processed probate matters for the towns of Ansonia since April 1889 and Seymour since January 1, 1899. On January 5, 2011 the Derby Probate District merged with the Woodbridge Probate District to enlarge the Derby Probate District and serve the municipalities of Ansonia, Derby, Seymour, and Woodbridge.

City of Derby, Probate District chronology:

May 1675 - July 3, 1858, New Haven District

July 4, 1858 - Present, Derby District

For Probate Court contact information and hours of operation see, Probate Court Directory.


21.5 cubic feet


Record books, None; Probate files, 1858-1900.


Probate files in Accession 1976-001 are arranged alphebetically.

Other Finding Aid

Record Books: Index cards for the record books still at the court have been scanned. Ask History and Genealogy staff for assistance.


The probate files in accession 1976-001 were transferred to the Connecticut State Library on April 22, 1976.

Alternative Form Available

Record books, volumes 2-3, 5, 7, 9-10, 12, 13-14, 17, 19-23, 25, 28-32, 34-35, 37, 40-42, 45-46, 48, 50-51, 53-54, 57, 59, 64, 1858-1916, have been microfilmed by the Genealogical Society of Utah and are available for use in the History and Genealogy reading room or through the LDS Family History Centers. Also microfilmed are two unnumbered volumes of guardianships, 1859-1888 and 1906-1919.

RG 004:037, Derby Probate Court
Inventory of Records
Finding aid prepared by Connecticut State Library staff.
Language of description
Script of description
Code for undetermined script

Repository Details

Part of the Connecticut State Library Repository