North Sea CDP, New York demographics
Population: 6,191
Median age: 48.2
Median household income: 141,466
North Sea is a CDP in Suffolk County, New York, United States.
Demographics, population, home values, social and economic characteristics of North Sea CDP, NY.
Population
| 2021 | 6,191 |
| 2020 | 5,263 |
| 2019 | 4,597 |
| 2018 | 4,522 |
| 2017 | 4,465 |
| 2016 | 4,193 |
| 2015 | 4,441 |
| 2014 | 4,134 |
| 2013 | 4,375 |
| 2012 | 4,877 |
| 2011 | 5,000 |
| 2010 | 5,183 |
| 2009 | 5,529 |
Census data for North Sea CDP, New York
Demographic and housing estimates in North Sea CDP, New York
| Total population | 6,191 |
| Male | 3,216 |
| Female | 2,975 |
| Total population | 6,191 |
| Under 5 years | 299 |
| 5 to 9 years | 229 |
| 10 to 14 years | 309 |
| 15 to 19 years | 229 |
| 20 to 24 years | 413 |
| 25 to 34 years | 547 |
| 35 to 44 years | 749 |
| 45 to 54 years | 1,130 |
| 55 to 59 years | 365 |
| 60 to 64 years | 329 |
| 65 to 74 years | 1,112 |
| 75 to 84 years | 287 |
| 85 years and over | 193 |
| Median age (years) | 48.2 |
| Under 18 years | 1,008 |
| 16 years and over | 5,302 |
| 18 years and over | 5,183 |
| 21 years and over | 5,053 |
| 62 years and over | 1,729 |
| 65 years and over | 1,592 |
| Total population | 6,191 |
| One race | 5,510 |
| White | 4,480 |
| Black or African American | 887 |
| American Indian and Alaska Native | 0 |
| Asian | 48 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 95 |
| Two or more races | 681 |
| Citizen, VOTING AGE 18 and over population | 4,998 |
| Male Citizen, VOTING AGE 18 and over population | 2,452 |
| Female Citizen, VOTING AGE 18 and over population | 2,546 |
Social characteristics in North Sea CDP, New York
| Total households | 2,226 |
| Family households (families) | 1,178 |
| Married-couple family | 170 |
| Male householder, no wife present, family | 303 |
| Female householder, no husband present, family | 237 |
| Nonfamily households | 575 |
| Average household size | 1,100 |
| Average family size | 2.78 |
Economic characteristics in North Sea CDP, New York
| Total households | 2,226 |
| Less than $10,000 | 66 |
| $10,000 to $14,999 | 44 |
| $15,000 to $24,999 | 43 |
| $25,000 to $34,999 | 62 |
| $35,000 to $49,999 | 89 |
| $50,000 to $74,999 | 129 |
| $75,000 to $99,999 | 220 |
| $100,000 to $149,999 | 570 |
| $150,000 to $199,999 | 345 |
| $200,000 or more | 658 |
| Median household income (dollars) | 141,466 |
Housing characteristics in North Sea CDP, New York
| Total housing units | 3,795 |
| Occupied housing units | 2,226 |
| Vacant housing units | 1,569 |
| Total housing units | 3,795 |
| 1-unit, detached | 3,518 |
| 1-unit, attached | 39 |
| 2 units | 115 |
| 3 or 4 units | 46 |
| 5 to 9 units | 42 |
| 10 to 19 units | 22 |
| 20 or more units | 13 |
| Mobile home | 0 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 3,795 |
| Built 2014 or later | 82 |
| Built 2010 to 2013 | 251 |
| Built 2000 to 2009 | 336 |
| Built 1990 to 1999 | 685 |
| Built 1980 to 1989 | 834 |
| Built 1970 to 1979 | 460 |
| Built 1960 to 1969 | 282 |
| Built 1950 to 1959 | 254 |
| Built 1940 to 1949 | 243 |
| Built 1939 or earlier | 368 |
| Total housing units | 3,795 |
| 1 room | 87 |
| 2 rooms | 22 |
| 3 rooms | 111 |
| 4 rooms | 460 |
| 5 rooms | 553 |
| 6 rooms | 763 |
| 7 rooms | 680 |
| 8 rooms | 455 |
| 9 rooms or more | 664 |
| Median rooms | 6.4 |
| Total housing units | 3,795 |
| No bedroom | 87 |
| 1 bedroom | 123 |
| 2 bedrooms | 779 |
| 3 bedrooms | 1,322 |
| 4 bedrooms | 1,244 |
| 5 or more bedrooms | 240 |
| Occupied housing units | 2,226 |
| Owner-occupied | 1,934 |
| Renter-occupied | 292 |
| Average household size of owner-occupied unit | 2.89 |
| Average household size of renter-occupied unit | 2.03 |
| Occupied housing units | 2,226 |
| Moved in 2017 or later | 155 |
| Moved in 2015 to 2016 | 339 |
| Moved in 2010 to 2014 | 324 |
| Moved in 2000 to 2009 | 477 |
| Moved in 1990 to 1999 | 411 |
| Moved in 1989 and earlier | 520 |
| Owner-occupied units | 1,934 |
| Less than $50,000 | 43 |
| $50,000 to $99,999 | 10 |
| $100,000 to $149,999 | 0 |
| $150,000 to $199,999 | 0 |
| $200,000 to $299,999 | 0 |
| $300,000 to $499,999 | 230 |
| $500,000 to $999,999 | 786 |
| $1,000,000 or more | 865 |
| Median (dollars) | 932,000 |
| Owner-occupied units | 1,934 |
| Housing units with a mortgage | 990 |
| Housing units without a mortgage | 944 |
| Occupied units paying rent | 222 |
| Less than $500 | 0 |
| $500 to $999 | 0 |
| $1,000 to $1,499 | 59 |
| $1,500 to $1,999 | 42 |
| $2,000 to $2,499 | 103 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 18 |
| Median (dollars) | 2,049 |
| No rent paid | 70 |
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