Skip to main content

Census

Guide to using U.S. Census (Federal) material at the Connecticut State Library, both Historic and Current

Location of Connecticut Information included in the 1870 United States Census

1870 Census data for Connecticut is available for these geographic areas: State; County; Cities; Towns; Wards of Cities

Boundaries of geographic areas may be determined using a combination of Census Descriptions of Geographic Subdivisions and Enumeration Districts, (a microfilm set kept in the Newspaper Room at the State Library, call number F93 .U5 1978, reel 2) and town maps. (Note that not all data is available for all geographic areas)