What is the cost of living in Islip, NY?
According to the most recent data on the cost of living, Islip has an overall cost of living index of 139, which is 1.4x higher than the national index of 100.
Compared to New York, Islip has a cost of living index that's 1.1x higher than New York's index of 121.
The standard of living in Islip ranks as #179 most affordable out of the 336 places we measured in New York. By definition, that implies Islip ranks as the #157 most expensive place in the Empire State.
For more reading on life in Islip, check out:
Islip Cost Of Living Vs. New York
Six factors go into calculating the cost of living index in Islip. Here is how it fares on each of the criteria:
The Services index in Islip is 101.
The Groceries index in Islip is 108.
The Health index in Islip is 209.
The Housing index in Islip is 113.
The Transportation index in Islip is 113.
The Utilities index in Islip is 105.
| Living Expense | Islip | New York | National Average |
|---|---|---|---|
| Overall | 139 | 121 | 100 |
| Services | 101 | 105 | 100 |
| Groceries | 108 | 108 | 100 |
| Health | 209 | 143 | 100 |
| Housing | 113 | 112 | 100 |
| Transportation | 113 | 114 | 100 |
| Utilities | 105 | 111 | 100 |
Islip Cost Of Living Compared To New York Averages
Index where 100 = national average. Source: cost-of-living index 2026.
For more reading on cost of living around New York, check out:
Protect your home budget Compare home warranties in Islip Get matched →Source: Cost-of-living index 2026, normalized to US average = 100
Islip, NY Housing Cost Breakdown
Housing swings affordability the most between places in New York, so we broke down housing costs into more detail. Home and income data comes from the most recent US Census ACS 2020-2024. The key points are:
The Median Home Value in Islip is $646,079.
The Median Rent in Islip is $2,235.
The Median Income in Islip is $120,909.
The Home Value To Income in Islip is 5.3x.
The Rent To Monthly Income in Islip is 0.22x.
Islip, NY Costs By Category
Detailed Islip Services costs vs. New York
Detailed Islip Groceries costs vs. New York
Detailed Islip Health costs vs. New York
Detailed Islip Transportation costs vs. New York
Islip SnackAbility
Cost Of Living In Cities Around Islip
The cost of living varies in the cities and towns around Islip. Here's a quick look at the cost of living in the most populous nearby places:
Levittown, NY has a cost of living index of 142, 1.0x Islip.
Central Islip, NY has a cost of living index of 129, 0.9x Islip.
Bay Shore, NY has a cost of living index of 134, 1.0x Islip.
| City | Population | Cost Of Living | Vs. Islip |
|---|---|---|---|
| Levittown, NY | 51,904 | 142 | 1.0x |
| Central Islip, NY | 38,373 | 129 | 0.9x |
| Bay Shore, NY | 31,683 | 134 | 1.0x |
| Plainview, NY | 25,982 | 166 | 1.2x |
| Merrick, NY | 21,744 | 163 | 1.2x |
| Massapequa, NY | 21,389 | 165 | 1.2x |
| North Bellmore, NY | 20,689 | 154 | 1.1x |
| North Bay Shore, NY | 20,282 | 131 | 0.9x |
| Syosset, NY | 18,433 | 180 | 1.3x |
| Massapequa Park, NY | 16,963 | 158 | 1.1x |








