South Plymouth, New York Zip Codes
📍 South Plymouth is in Chenango County, New York with 1 zip code; the most populous is 13844.
South Plymouth is a USPS city name in Chenango County, New York with a Census population of approximately 543 across its ZIP codes. Chenango County as a whole has 22 ZIP codes in this directory. Below you'll find every zip code serving South Plymouth 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 South Plymouth Zip Codes
South Plymouth at a Glance
South Plymouth has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 13844, has 543 residents.
South Plymouth's ZIP has a household income of $66,635 and a home value of $89,800, a price-to-income ratio of 1.3, far below the 2.9 New York ZIP median. Median rent across these ZIPs is $1,550 a month.
87% of households in South Plymouth own their home (statewide ZIP median 80%). 7% of adults hold a bachelor's degree, far below the 31% statewide median. The median poverty rate is 17.5%, far above the 9.9% statewide ZIP median. Overall density is about 19 residents per square mile across 28 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.
South Plymouth Zip Code Map
Interactive map of South Plymouth, New York zip codes. Click any marker for details.