ZIP Code 11791
| ZIP Code | 11791 |
| City | SYOSSET |
| State | NY |
| Type | STANDARD |
| Post offices count | 1 (see all) |
| Total population | 26,075 (see all) |
Cities in ZIP Code 11791
Primary city: SYOSSET, NYUnacceptable: LAUREL HOLLOW, MUTTONTOWN, OYSTER BAY COVE
Post offices
SYOSSET — Post Office™ 40 QUEENS ST SYOSSET, NY 11791-3065 MoreSYOSSET — Post Office™40 QUEENS ST 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 11791
Demographic and housing estimates in ZIP Code 11791
| Total population | 26,075 |
| Male | 13,079 |
| Female | 12,996 |
| Total population | 26,075 |
| Under 5 years | 999 |
| 5 to 9 years | 2,130 |
| 10 to 14 years | 2,517 |
| 15 to 19 years | 2,239 |
| 20 to 24 years | 1,040 |
| 25 to 34 years | 1,880 |
| 35 to 44 years | 2,889 |
| 45 to 54 years | 4,864 |
| 55 to 59 years | 1,752 |
| 60 to 64 years | 1,673 |
| 65 to 74 years | 2,663 |
| 75 to 84 years | 900 |
| 85 years and over | 529 |
| Median age (years) | 43.3 |
| Under 18 years | 7,511 |
| 16 years and over | 19,801 |
| 18 years and over | 18,564 |
| 21 years and over | 18,109 |
| 62 years and over | 5,236 |
| 65 years and over | 4,092 |
| Total population | 26,075 |
| One race | 25,345 |
| White | 16,528 |
| Black or African American | 307 |
| American Indian and Alaska Native | 51 |
| Asian | 7,950 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 509 |
| Two or more races | 730 |
| Citizen, VOTING AGE 18 and over population | 17,230 |
| Male Citizen, VOTING AGE 18 and over population | 8,552 |
| Female Citizen, VOTING AGE 18 and over population | 8,678 |
Social characteristics in ZIP Code 11791
| Total households | 8,170 |
| Family households (families) | 6,401 |
| Married-couple family | 159 |
| Male householder, no wife present, family | 759 |
| Female householder, no husband present, family | 482 |
| Nonfamily households | 851 |
| Average household size | 2,756 |
| Average family size | 3.16 |
Economic characteristics in ZIP Code 11791
| Total households | 8,170 |
| Less than $10,000 | 229 |
| $10,000 to $14,999 | 155 |
| $15,000 to $24,999 | 236 |
| $25,000 to $34,999 | 285 |
| $35,000 to $49,999 | 331 |
| $50,000 to $74,999 | 547 |
| $75,000 to $99,999 | 550 |
| $100,000 to $149,999 | 1,297 |
| $150,000 to $199,999 | 975 |
| $200,000 or more | 3,565 |
| Median household income (dollars) | 171,719 |
Housing characteristics in ZIP Code 11791
| Total housing units | 8,435 |
| Occupied housing units | 8,170 |
| Vacant housing units | 265 |
| Total housing units | 8,435 |
| 1-unit, detached | 7,682 |
| 1-unit, attached | 298 |
| 2 units | 192 |
| 3 or 4 units | 40 |
| 5 to 9 units | 18 |
| 10 to 19 units | 134 |
| 20 or more units | 62 |
| Mobile home | 9 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 8,435 |
| Built 2014 or later | 7 |
| Built 2010 to 2013 | 237 |
| Built 2000 to 2009 | 308 |
| Built 1990 to 1999 | 172 |
| Built 1980 to 1989 | 836 |
| Built 1970 to 1979 | 832 |
| Built 1960 to 1969 | 1,113 |
| Built 1950 to 1959 | 4,299 |
| Built 1940 to 1949 | 288 |
| Built 1939 or earlier | 343 |
| Total housing units | 8,435 |
| 1 room | 116 |
| 2 rooms | 14 |
| 3 rooms | 201 |
| 4 rooms | 209 |
| 5 rooms | 770 |
| 6 rooms | 1,685 |
| 7 rooms | 1,602 |
| 8 rooms | 1,446 |
| 9 rooms or more | 2,392 |
| Median rooms | 7.3 |
| Total housing units | 8,435 |
| No bedroom | 136 |
| 1 bedroom | 230 |
| 2 bedrooms | 272 |
| 3 bedrooms | 3,417 |
| 4 bedrooms | 2,951 |
| 5 or more bedrooms | 1,429 |
| Occupied housing units | 8,170 |
| Owner-occupied | 7,600 |
| Renter-occupied | 570 |
| Average household size of owner-occupied unit | 3.20 |
| Average household size of renter-occupied unit | 2.62 |
| Occupied housing units | 8,170 |
| Moved in 2017 or later | 422 |
| Moved in 2015 to 2016 | 1,086 |
| Moved in 2010 to 2014 | 1,260 |
| Moved in 2000 to 2009 | 2,132 |
| Moved in 1990 to 1999 | 1,379 |
| Moved in 1989 and earlier | 1,891 |
| Owner-occupied units | 7,600 |
| Less than $50,000 | 53 |
| $50,000 to $99,999 | 19 |
| $100,000 to $149,999 | 10 |
| $150,000 to $199,999 | 11 |
| $200,000 to $299,999 | 0 |
| $300,000 to $499,999 | 685 |
| $500,000 to $999,999 | 5,004 |
| $1,000,000 or more | 1,818 |
| Median (dollars) | 731,000 |
| Owner-occupied units | 7,600 |
| Housing units with a mortgage | 4,686 |
| Housing units without a mortgage | 2,914 |
| Occupied units paying rent | 469 |
| Less than $500 | 186 |
| $500 to $999 | 27 |
| $1,000 to $1,499 | 0 |
| $1,500 to $1,999 | 44 |
| $2,000 to $2,499 | 4 |
| $2,500 to $2,999 | 60 |
| $3,000 or more | 148 |
| Median (dollars) | -666,666,666 |
| No rent paid | 101 |
Data is based on 2021 Census