ZIP Code 13603 — Watertown, New York
📍 ZIP code 13603 is in Watertown, Jefferson County, New York.
ZIP code 13603 is located in Watertown, Jefferson County, New York. It is a standard zip code in the Eastern Time Zone with an estimated population of 13,973. The area code for zip code 13603 is 315.
ZIP Code 13603 Map
Coordinates: 44.0299°N, 75.8036°W
Why there are no demographics for 13603
Although 13603 is a standard delivery ZIP, the American Community Survey reports no usable income or housing estimates for it. That usually means the ZIP covers a campus, military installation, hospital, business park or other area with few conventional households (population 13,973), so the medians are suppressed or undefined.
For the community around Watertown, use the delivery ZIPs that do carry Census data:
How ZIPs and ZCTAs differ is explained on the methodology page.
Nearby Zip Codes
Cities & Places Served
ZIP code 13603 primarily serves Watertown in Jefferson County, New York.