Jefferson County, New York
What we have for Jefferson County today, and what is coming.
Basics
- County code (FIPS): 36045
- Land area: 1,268 square miles
- Population: 116,721
Federal money spent here
Fiscal year 2026: $942.9 million in federal contracts, grants, loans and other awards for work done in Jefferson County.
Who represents Jefferson County
U.S. Senate (whole state): Kirsten E. Gillibrand (Democrat), Charles E. Schumer (Democrat).
U.S. House districts that include part of this county
| District | Member | Share of county land |
|---|---|---|
| Congressional District 24 | Claudia Tenney (Republican) | 78.1% |
| Congressional District 21 | Elise M. Stefanik (Republican) | 21.9% |
State senate districts
| District | Member | Share of county land |
|---|---|---|
| State Senate District 49 | Mark Walczyk (Republican/Conservative) | 100% |
State house / assembly districts
| District | Member | Share of county land |
|---|---|---|
| Assembly District 116 | Scott Gray (Republican) | 61.1% |
| Assembly District 117 | Ken Blankenbush (Republican) | 22.4% |
| Assembly District 120 | Will Barclay (Republican) | 16.5% |
Matched by district number using the U.S. Census Bureau 2020 county–district relationship files (land area overlap; districts may have been redrawn since). Your exact district depends on your address: U.S. House · state legislators.
County government
Find the official county website and contacts in the USA.gov local government directory or the National Association of Counties explorer.
Sources: U.S. Census Bureau Gazetteer (county list, public domain); USAspending.gov (U.S. Treasury). Built 2026-11-03 15:28.