South Wales, New York Zip Codes
📍 South Wales is in Erie County, New York with 1 zip code; the most populous is 14139.
South Wales is a USPS city name in Erie County, New York with a Census population of approximately 2,093 across its ZIP codes. Erie County as a whole has 87 ZIP codes in this directory. Below you'll find every zip code serving South Wales 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 Wales Zip Codes
South Wales at a Glance
South Wales has 1 ZIP code in this directory: 1 standard delivery ZIP. Its one ZIP with published Census housing data, 14139, has 2,093 residents.
South Wales's ZIP has a household income of $78,317 and a home value of $242,600, a price-to-income ratio of 3.1, above the 2.9 New York ZIP median. Median rent across these ZIPs is $850 a month.
90% of households in South Wales own their home (statewide ZIP median 80%). 29% of adults hold a bachelor's degree, in line with the 31% statewide median. The median poverty rate is 6.9%, below the 9.9% statewide ZIP median. Overall density is about 84 residents per square mile across 25 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 Wales Zip Code Map
Interactive map of South Wales, New York zip codes. Click any marker for details.