ZIP Code 11751
| ZIP Code | 11751 |
| City | ISLIP |
| State | NY |
| Type | STANDARD |
| Post offices count | 1 (see all) |
| Total population | 13,746 (see all) |
Cities in ZIP Code 11751
Primary city: ISLIP, NYUnacceptable: BAYBERRY POINT, ISLIP MANOR
Post offices
ISLIP — Post Office™ 309 MAIN ST UNIT 3 ISLIP, NY 11751-3453 MoreISLIP — Post Office™309 MAIN ST UNIT 3 For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Hours
Services at this Location Service hours may vary.
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Map
Census data for ZIP Code 11751
Demographic and housing estimates in ZIP Code 11751
| Total population | 13,746 |
| Male | 6,579 |
| Female | 7,167 |
| Total population | 13,746 |
| Under 5 years | 654 |
| 5 to 9 years | 597 |
| 10 to 14 years | 690 |
| 15 to 19 years | 747 |
| 20 to 24 years | 740 |
| 25 to 34 years | 1,623 |
| 35 to 44 years | 1,795 |
| 45 to 54 years | 1,922 |
| 55 to 59 years | 1,091 |
| 60 to 64 years | 1,302 |
| 65 to 74 years | 1,489 |
| 75 to 84 years | 691 |
| 85 years and over | 405 |
| Median age (years) | 45.1 |
| Under 18 years | 2,464 |
| 16 years and over | 11,552 |
| 18 years and over | 11,282 |
| 21 years and over | 10,958 |
| 62 years and over | 3,238 |
| 65 years and over | 2,585 |
| Total population | 13,746 |
| One race | 12,895 |
| White | 11,518 |
| Black or African American | 259 |
| American Indian and Alaska Native | 0 |
| Asian | 530 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 588 |
| Two or more races | 851 |
| Citizen, VOTING AGE 18 and over population | 10,799 |
| Male Citizen, VOTING AGE 18 and over population | 5,120 |
| Female Citizen, VOTING AGE 18 and over population | 5,679 |
Social characteristics in ZIP Code 11751
| Total households | 5,212 |
| Family households (families) | 3,057 |
| Married-couple family | 146 |
| Male householder, no wife present, family | 716 |
| Female householder, no husband present, family | 578 |
| Nonfamily households | 1,293 |
| Average household size | 1,843 |
| Average family size | 2.63 |
Economic characteristics in ZIP Code 11751
| Total households | 5,212 |
| Less than $10,000 | 99 |
| $10,000 to $14,999 | 21 |
| $15,000 to $24,999 | 145 |
| $25,000 to $34,999 | 237 |
| $35,000 to $49,999 | 489 |
| $50,000 to $74,999 | 648 |
| $75,000 to $99,999 | 698 |
| $100,000 to $149,999 | 1,185 |
| $150,000 to $199,999 | 775 |
| $200,000 or more | 915 |
| Median household income (dollars) | 110,806 |
Housing characteristics in ZIP Code 11751
| Total housing units | 5,481 |
| Occupied housing units | 5,212 |
| Vacant housing units | 269 |
| Total housing units | 5,481 |
| 1-unit, detached | 3,917 |
| 1-unit, attached | 459 |
| 2 units | 137 |
| 3 or 4 units | 361 |
| 5 to 9 units | 70 |
| 10 to 19 units | 156 |
| 20 or more units | 293 |
| Mobile home | 88 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 5,481 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 45 |
| Built 2000 to 2009 | 192 |
| Built 1990 to 1999 | 246 |
| Built 1980 to 1989 | 570 |
| Built 1970 to 1979 | 830 |
| Built 1960 to 1969 | 1,268 |
| Built 1950 to 1959 | 1,167 |
| Built 1940 to 1949 | 338 |
| Built 1939 or earlier | 825 |
| Total housing units | 5,481 |
| 1 room | 79 |
| 2 rooms | 80 |
| 3 rooms | 506 |
| 4 rooms | 614 |
| 5 rooms | 563 |
| 6 rooms | 1,087 |
| 7 rooms | 838 |
| 8 rooms | 766 |
| 9 rooms or more | 948 |
| Median rooms | 6.3 |
| Total housing units | 5,481 |
| No bedroom | 108 |
| 1 bedroom | 661 |
| 2 bedrooms | 1,316 |
| 3 bedrooms | 1,826 |
| 4 bedrooms | 1,317 |
| 5 or more bedrooms | 253 |
| Occupied housing units | 5,212 |
| Owner-occupied | 4,529 |
| Renter-occupied | 683 |
| Average household size of owner-occupied unit | 2.69 |
| Average household size of renter-occupied unit | 2.22 |
| Occupied housing units | 5,212 |
| Moved in 2017 or later | 263 |
| Moved in 2015 to 2016 | 864 |
| Moved in 2010 to 2014 | 503 |
| Moved in 2000 to 2009 | 1,299 |
| Moved in 1990 to 1999 | 701 |
| Moved in 1989 and earlier | 1,582 |
| Owner-occupied units | 4,529 |
| Less than $50,000 | 106 |
| $50,000 to $99,999 | 5 |
| $100,000 to $149,999 | 180 |
| $150,000 to $199,999 | 210 |
| $200,000 to $299,999 | 488 |
| $300,000 to $499,999 | 2,460 |
| $500,000 to $999,999 | 1,018 |
| $1,000,000 or more | 62 |
| Median (dollars) | 398,300 |
| Owner-occupied units | 4,529 |
| Housing units with a mortgage | 2,664 |
| Housing units without a mortgage | 1,865 |
| Occupied units paying rent | 662 |
| Less than $500 | 0 |
| $500 to $999 | 0 |
| $1,000 to $1,499 | 80 |
| $1,500 to $1,999 | 277 |
| $2,000 to $2,499 | 270 |
| $2,500 to $2,999 | 14 |
| $3,000 or more | 21 |
| Median (dollars) | 1,953 |
| No rent paid | 21 |
Data is based on 2021 Census