Cost of Living in West Islip, NY
Population 26,559 · New York · Data vintage 2023
(100 = US avg)
Housing in West Islip sits 94% above the national median — $593,000 for the typical home — but median household incomes near $171,045 (129% above the US figure) soften the blow that similar pricing creates in lower-wage metros.
West Islip is about 30 miles southeast of Stamford, the nearest large metro — close enough that regional housing and labor patterns are shaped largely by the larger market. Housing prices track closely with Stamford's $614,000 median.
Cost Overview
Scale: 100 = US national average. Green < 90, Red > 110.
About the Cost of Living in West Islip
The median home value in West Islip is $592,700 — 94% above the national median of $305,000. Median rent runs $2,613/month, 99% higher than the national median of $1,314/month. The median household income of $171,045/year is 129% higher than the US median of $74,580. The local unemployment rate is 3.7%, below the national average of 4.8%. New York's top state income tax rate is 10.9% and the combined sales tax is 8.5%. The climate averages highs of 61.1°F and lows of 45.9°F. Overall, West Islip has a cost of living index of 196 versus the US average of 100, meaning it is 96% more expensive.
🏠 Housing
HUD Fair Market Rents by Bedroom
💰 Estimated Monthly Budget
Estimates based on median data and national averages. Actual costs vary.
🛒 Food & Groceries
National BLS average prices (2023). Local prices may vary.
🚗 Transportation
Commute Mode
⚡ Utilities
📋 Taxes
💼 Income & Employment
🎓 Education
👥 Demographics
🌤 Climate
NOAA 1991–2020 Climate Normals
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 39 | 41 | 48 | 58 | 68 | 77 | 83 | 82 | 75 | 64 | 53 | 44 |
| Low °F | 25 | 26 | 33 | 42 | 51 | 61 | 68 | 67 | 60 | 48 | 38 | 31 |
| Precip" | 2.69 | 2.03 | 3.46 | 3.61 | 3.18 | 3.45 | 3.05 | 3.25 | 3.66 | 3.37 | 2.93 | 3.60 |
💨 Air Quality
EPA AQS 2023 — county-level monitoring data
🏫 Schools
NCES CCD 2019 — public school district data
Frequently Asked Questions
What is the cost of living in West Islip, NY?
West Islip has a cost index of 196 (100 = national average). It is 96% above the national average.
What is average rent in West Islip, NY?
The median gross rent in West Islip is $2,613 per month based on 2023 Census data.
What is the average home price in West Islip?
The median home value in West Islip is $592,700 according to Zillow and Census data.
What is the median income in West Islip?
The median household income in West Islip is $171,045 per year (2023 ACS 5-year estimates).
What is the sales tax in West Islip, NY?
The combined state and local sales tax rate in West Islip is 8.5%. The New York state income tax top rate is 10.9%.
Is West Islip, NY affordable?
West Islip is above average in cost of living, with an index of 196 — about 96% higher than the national average.
What is the weather like in West Islip?
West Islip has average high temperatures of 61.1°F and average lows of 45.9°F. Annual precipitation is 38.3". Data from NOAA 1991–2020 Climate Normals.
West Islip at a Glance
- Population
- 26,559
- Median Income
- $171,045
- Home Value
- $592,700
- Median Rent
- $2,613/mo
- Unemployment
- 3.7%
- Avg High Temp
- 61.1°F
- Sales Tax
- 8.5%
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