Welcome
Welcome to the Fastest Growing County in New York State and to the JCJDC!
If you are interested in starting, growing or relocating your business, you have come to the right place!
Jefferson County is located in the northern region of Central Upstate New York State at the juncture of Lake Ontario and the St. Lawrence River. The County borders Lake Ontario on the west and the St. Lawrence River and Canada. Running up the middle of Jefferson County is Interstate 81 connecting directly to Canada’s Highway 401 in the Province of Ontario, via the Thousand Islands International Bridge System.
The County’s estimated (revised March 2010) population is 118,719 which indicates a 6.2% increase since the April 2000 census. The population is distributed among 22 towns, 20 incorporated villages, and one city. The City of Watertown, the county seat, is centrally located on the Black River, 11 miles east of Lake Ontario, 22 miles south of the St. Lawrence River, with no part of the County being over 28 miles away.
Located 9 miles east of Watertown is Fort Drum, home to more than 36,900 soldiers, family members and civilian employees of the 10th Mountain Division (Light Infantry) and its supporting tenants. The largest Army installation in the Northeast, it is also a major training center for Army Reserve and National Guard soldiers.
The Job Development Corporation is Jefferson County’s “One Stop Shop” for business development assistance. From capital financing to low-cost facility options to economic development incentives through the Jefferson County Industrial Development Agency (JCIDA) and the Watertown Industrial Center Local Development Corporation (WICLDC), we provide the services your company needs to grow.
For more information, contact one of our economic development professionals.
Latest Information About The Area…
Results of the Spring 2010 Manufacturers’ Survey
Click here for the Spring 2010 Manufacturers’ Survey results.
Contractors, Suppliers and Services Interested in Bidding Opportunities for the Galloo Wind Island Project
Click here for contact information, suppliers needed, and contractor/supplier formed that can be filled out and emailed to the Developer. Go to http://upstatenypower.com for project description and progress reports.
JCJDC New Business Venture Award Winner
Click here to view announcement. Click here to watch business profile videos of each nominee.
2009 Fort Drum Economic Impact Statement
2009 Fort Drum Impact Statement (click to view) for the period of October 1, 2008 – September 30, 2009.



