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ZIP Code Database - Facts & Stats

Data Last Updated: September 1, 2021

ZIP Codes for City of Wellesley Island, NY

Wellesley Island, NY Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 13640StandardJefferson271315

Timezone(s):Eastern (GMT -05:00)
Population:271 (More Details)
Male Population:138
Female Population:133
Median Age:59
ZIP Codes:1
Area Codes:1
Total Area:1,857 square miles (county)
Land Area:1,269 square miles (county)
Water Area:589 square miles (county)

Wellesley Island, NY Demographic Information *

There is no Census data for the city of WELLESLEY ISLAND, NY. We have pulled information for the ZIP Code 13640 instead.
Total population271
Male population138
Female population133
Median age (years)59.4
White Population265
Black Population2
Indian Population0
Asian Population0
Hawaiian Population0
Hispanic Population1
Median age (Male)59.3
Median age (Female)59.4
Total households136
Family households (families)91
Average household size1.99
Average family size2.33
Total housing units923
* Demographic data is based on 2010 Census.

Wellesley Island, NY Other Information

  • Located in JEFFERSON County, New York
  • Wellesley Island, NY is also known as:

45 Cities within 30 miles of Wellesley Island, NY Products


  1. U.S. Postal Service [Last Updated: 9/1/2021],
  2. Internal Data Creation [Last Updated: 9/1/2021],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],