West Islip, NY
Population 26,559 · New York
About West Islip, NY
West Islip is a mid-sized city in New York with a population of 26,559 residents. The median household income is $171,045 per year, which is above the national average. The median age in West Islip is 39.8 years.
Housing in West Islip has a median home value of $592,700 and median monthly rent of $2,613. Of the 8,650 total housing units, the majority are owner-occupied, with 8,156 owner-occupied and 354 renter-occupied units.
The unemployment rate in West Islip is 3.7% and the poverty rate is 2.7%. 50.1% of residents hold a bachelor's degree or higher. The average commute time is 30.9 minutes.
Cost of Living in West Islip, NY
Compared to national averages, West Islip has a median household income of $171,045 (128% above the national median of $75,149). Home values average $592,700, which is 142% above the national median. Monthly rent at $2,613 is 125% above the US average of $1,163. Within New York, West Islip's income is 76% above the state average of $96,987, and home values are 53% above the state median of $387,181.
Why Live in West Islip, NY?
West Islip offers a strong local economy with a median household income of $171,045, well above the national average, and a well-educated community where 50.1% of residents hold a bachelor’s degree or higher, and a low poverty rate of 2.7%, better than the national average.
Potential considerations include a competitive housing market where the typical home costs $592,700. However, West Islip’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
West Islip has a population of 26,559 with a median age of 39.8 years. Compare West Islip with other cities to see how it stacks up, or explore all cities in New York.
Similar Cities Near West Islip
Cities in New York with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Auburn | 26,475 | $49,377 | $143,600 | Compare |
| Elmira | 26,349 | $43,089 | $88,200 | Compare |
| Holbrook | 26,256 | $139,116 | $504,100 | Compare |
| Plainview | 26,251 | $185,531 | $729,100 | Compare |
| Ossining | 26,979 | $100,997 | $444,200 | Compare |
| Lindenhurst | 27,106 | $129,033 | $484,800 | Compare |
| Deer Park | 27,334 | $138,950 | $497,900 | Compare |
| Rockville Centre | 25,770 | $144,516 | $796,100 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in New York
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about West Islip
What is the population of West Islip, NY?
The population of West Islip, NY is 26,559 according to the latest Census data.
What is the median household income in West Islip?
The median household income in West Islip, NY is $171,045 per year.
What is the median home value in West Islip?
The median home value in West Islip, NY is $592,700.
What is the average rent in West Islip?
The median monthly rent in West Islip, NY is $2,613.
What is the unemployment rate in West Islip?
The unemployment rate in West Islip, NY is 3.7%.