New Horizons Genealogy

"Specializing in New England and New York Colonial American Ancestry"


Washington County New York Census Records

Washington County was formed in 1772 from Albany County, County Seat - Hudson Falls.


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Washington County, New York Census Information:

The Washington County, New York Federal Census Records was completed for the following years: 1790, 1800, 1810, 1820, 1830, 1840, 1850, 1860, 1870, 1880, 1890, 1900, 1910, 1920, 1930 and 1940. The 1890 Washington County, New York Federal Census Records were destroyed in a fire. The The 1890 Veterans and Widows census records schedules for Washington County, New York did survive the fire and are available for genealogical research. The 1850, 1860, 1870, and 1880 Federal Census Records also includes mortality schedules in the census which records the deaths for the year.

The Washington County, New York State Census was completed for the following years: 1825 (all partial), 1835, 1845, 1855, 1865, 1875, 1892, 1905, 1915, and 1925. The original records for the State's pre-1915 census are kept at the county level. You may contact the county clerk's office to ascertain their availability and location. Original manuscripts of the 1915 and 1925 census records are maintained by the State Archives. The 1865 and 1875 New York State Census also includes mortality schedules in the census which records the marriages and deaths for the year.

Washington County, New York State Census Substitutes:

Washington County, New York Tax Valuation Lists are one of the most valuable, and most often neglected sources of genealogical information and prove to be a great census substitute. They usually divulge the names of heads of households and other males aged 16 or over and can be used to prove parentage when no other records are available. Tax lists place individuals in a particular place at a particular time and indicate the type and amount of property owned. See The Beginner's Guide to Using Tax Lists.


Washington County Military Census Records:


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