Plessis, NY Public Records
Plessis is an unincorporated community (a census-designated place) in Jefferson County, New York, with an estimated population of 176 (U.S. Census Bureau, 2020–2024 American Community Survey) and 0.3 square miles of land.
🏢 Local Government for Plessis
Plessis is not an incorporated city or town, so it has no city hall, town clerk or local government of its own. Local government services and records for Plessis come from Jefferson County and from the township or town government whose territory includes it. Birth and death certificates, marriage records, deeds and court files come from the county and state offices below.
Population figure: U.S. Census Bureau, 2020–2024 American Community Survey 5-year estimate for the Plessis census-designated place (a statistical area, not a government).
↑ Back to record types🏛️ County Courthouse & Records Office for Plessis
Plessis is in Jefferson County. In New York, deeds, mortgages and other land records are recorded by the County Clerk (in New York City, the Office of the City Register). Divorce cases in New York are heard by the New York State Supreme Court in each county. Wills and estates in New York are handled by the Surrogate's Court in each county.
📍 Jefferson County at a Glance
| County | Jefferson County |
| County population (2024 est.) | 113,140 Source: www2.census.gov ↗ |
🏛️ Jefferson County Government Office
| Government | County Of Jefferson |
| Contact listed | County Administrator |
| Mailing address | 195 Arsenal St, Watertown, NY 13601 |
| Official website | www.co.jefferson.ny.us |
| Source | U.S. Census Bureau, 2022 Census of Governments: Government Units listing ↗ |
We have not yet added the courthouse and records-office directory for Jefferson County. The county government above can direct you to the right office, and the county page links to the official state court system.
See the full Jefferson County records page →
↑ Back to record types📋 Where to Get Records for Plessis
Where to get the most-requested public records for people and property in Plessis, NY:
📋 Plessis Records Guide
| Birth & death certificates | New York State Department of Health – Vital RecordsIn New York, city, town and village clerks commonly serve as the local registrar of vital statistics (birth and death records for events in that municipality), and town and city clerks issue marriage licenses, so ask the clerk's office first. |
| Deeds & property records | In New York, deeds, mortgages and other land records are recorded by the County Clerk (in New York City, the Office of the City Register). |
| Court cases & divorce | Jefferson County courthouse. Divorce cases in New York are heard by the New York State Supreme Court in each county. |
| Wills & estates | Wills and estates in New York are handled by the Surrogate's Court in each county. |
| State court system | New York State Unified Court System |
| Sex offender registry | New York State Sex Offender Registry (DCJS) |