Morristown, New York Zip Codes
📍 Morristown is in Saint Lawrence County, New York with 1 zip code; the most populous is 13664.
Morristown is a USPS city name in Saint Lawrence County, New York with a Census population of approximately 401 across its ZIP codes. Saint Lawrence County as a whole has 47 ZIP codes in this directory. Below you'll find every zip code serving Morristown with population, income and home value, a map, and the city's affordability profile.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All Morristown Zip Codes
Morristown at a Glance
Morristown has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 13664, has 401 residents.
Morristown's ZIP has a household income of $75,909 and a home value of $149,100, a price-to-income ratio of 2.0, below the 2.9 New York ZIP median. Median rent across these ZIPs is $1,122 a month.
72% of households in Morristown own their home (statewide ZIP median 80%). 16% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 25.4%, far above the 9.9% statewide ZIP median. Overall density is about 401 residents per square mile across 1 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 New York ZIP Code Affordability Report.
Morristown Zip Code Map
Interactive map of Morristown, New York zip codes. Click any marker for details.