CT / jurisdiction index
Address history in Connecticut
Choose one of 9 counties and county equivalents. The task stays fixed while the source plan narrows to the county-equivalent level.
9county-equivalent routes
4,843land sq mi represented
CTCensus / postal code
Geographic names and measurements come from the 2025 Census Gazetteer. A representative coordinate identifies the geography, not a courthouse or records office.
County signal map
Select the record jurisdiction.
001Capitol Planning RegionGEOID 09110↗002Greater Bridgeport Planning RegionGEOID 09120↗003Lower Connecticut River Valley Planning RegionGEOID 09130↗004Naugatuck Valley Planning RegionGEOID 09140↗005Northeastern Connecticut Planning RegionGEOID 09150↗006Northwest Hills Planning RegionGEOID 09160↗007South Central Connecticut Planning RegionGEOID 09170↗008Southeastern Connecticut Planning RegionGEOID 09180↗009Western Connecticut Planning RegionGEOID 09190↗
No county-equivalent name matches this filter.
Source split
One task can cross more than one office.
Assessors, recorders, planning departments, and courts can hold different address-linked events.
A mailing address, service address, and residence are not interchangeable and should not be treated as proof that a person lived there.