South Dayton, New York Zip Codes
📍 South Dayton is in Cattaraugus County, New York with 1 zip code; the most populous is 14138.
South Dayton is a USPS city name in Cattaraugus County, New York with a Census population of approximately 2,019 across its ZIP codes. Cattaraugus County as a whole has 33 ZIP codes in this directory. Below you'll find every zip code serving South Dayton 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 Dayton Zip Codes
South Dayton at a Glance
South Dayton has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 14138, has 2,019 residents.
South Dayton's ZIP has a household income of $57,239 and a home value of $114,200, a price-to-income ratio of 2.0, below the 2.9 New York ZIP median. Median rent across these ZIPs is $829 a month.
71% of households in South Dayton own their home (statewide ZIP median 80%). 20% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 26.4%, far above the 9.9% statewide ZIP median. Overall density is about 43 residents per square mile across 47 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 Dayton Zip Code Map
Interactive map of South Dayton, New York zip codes. Click any marker for details.