Welcome to the official website of Jefferson County New York

County Building Locations

Jefferson County Office Buildings - County Office Building , Historic Courthouse , Court Complex , Human Services Building , Public Health Facility , Public Safety Building, Highway Complex , Dog Shelter , Weights & Measurers , Recycling Center , Employment & Training

County Office Building
175 Arsenal St.
Watertown, NY 13601
195 Arsenal St.
Watertown, NY 13601
163 Arsenal St.
Watertown, NY 13601

250 Arsenal St.
Watertown, NY 13601
500 Meade Street< SPAN>
Watertown, NY 13601
753 Waterman Drive
Watertown, NY 13601

21897 County Route 190
Watertown, New York 13601
21897 County Route 190
Watertown, New York 13601
22915 County Route 190
Watertown, New York 13601
27138 New York State Route 12
Watertown, NY 13601
1000 Coffeen Street
Watertown, New York 13601