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Zip Code 13601 — Watertown, NY

ZIP Code 13601 is associated with Watertown, NY, in Jefferson County. The listed population estimate is 36,839; estimated density is 101.1 people per square mile. Among records with population estimates, it ranks #1 of 38 in Jefferson County and #162 of 1,778 in NY.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (43.969490, -75.909650)

Data MetricLocal Statistic
Postal / Zip Code13601
Primary CityWatertown
State / ProvinceNY
CountyJefferson
Total Population36,839
Population Density101.1 people/sq mi
TimezoneAmerica/New_York

How 13601 Compares

MetricZIP 13601Jefferson County recordsNY records
Population estimate36,839115,972 (sum)19,771,902 (sum)
Population Density101.1 /sq mi----
County population rank#1 of 38----
State population rank#162 of 1,778----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in NY

ZIP CodeCityDistancePopulation estimate
ZIP 13615Brownville4.4 mi700
ZIP 13616Calcium4.6 mi1,430
ZIP 13612Black River7.1 mi2,865
ZIP 13603Watertown7.3 mi14,136
ZIP 13638Felts Mills8.5 mi157

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →