Iselin CDP, New Jersey demographics
Population: 17,684
Median age: 42.8
Median household income: 103,179
Iselin is a CDP in Middlesex County, New Jersey, United States.
Demographics, population, home values, social and economic characteristics of Iselin CDP, NJ.
Population
| 2021 | 17,684 |
| 2020 | 17,356 |
| 2019 | 18,175 |
| 2018 | 18,274 |
| 2017 | 19,422 |
| 2016 | 19,411 |
| 2015 | 19,146 |
| 2014 | 18,457 |
| 2013 | 18,999 |
| 2012 | 19,115 |
| 2011 | 18,763 |
| 2010 | 18,726 |
Census data for Iselin CDP, New Jersey
Demographic and housing estimates in Iselin CDP, New Jersey
| Total population | 17,684 |
| Male | 8,616 |
| Female | 9,068 |
| Total population | 17,684 |
| Under 5 years | 635 |
| 5 to 9 years | 1,212 |
| 10 to 14 years | 1,166 |
| 15 to 19 years | 792 |
| 20 to 24 years | 671 |
| 25 to 34 years | 2,204 |
| 35 to 44 years | 2,643 |
| 45 to 54 years | 2,328 |
| 55 to 59 years | 1,373 |
| 60 to 64 years | 1,190 |
| 65 to 74 years | 2,222 |
| 75 to 84 years | 997 |
| 85 years and over | 251 |
| Median age (years) | 42.8 |
| Under 18 years | 3,332 |
| 16 years and over | 14,513 |
| 18 years and over | 14,352 |
| 21 years and over | 13,836 |
| 62 years and over | 4,271 |
| 65 years and over | 3,470 |
| Total population | 17,684 |
| One race | 16,658 |
| White | 5,597 |
| Black or African American | 1,314 |
| American Indian and Alaska Native | 136 |
| Asian | 9,247 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 364 |
| Two or more races | 1,026 |
| Citizen, VOTING AGE 18 and over population | 11,168 |
| Male Citizen, VOTING AGE 18 and over population | 4,974 |
| Female Citizen, VOTING AGE 18 and over population | 6,194 |
Social characteristics in Iselin CDP, New Jersey
| Total households | 6,410 |
| Family households (families) | 3,980 |
| Married-couple family | 84 |
| Male householder, no wife present, family | 932 |
| Female householder, no husband present, family | 561 |
| Nonfamily households | 1,414 |
| Average household size | 2,402 |
| Average family size | 2.76 |
Economic characteristics in Iselin CDP, New Jersey
| Total households | 6,410 |
| Less than $10,000 | 194 |
| $10,000 to $14,999 | 175 |
| $15,000 to $24,999 | 238 |
| $25,000 to $34,999 | 289 |
| $35,000 to $49,999 | 439 |
| $50,000 to $74,999 | 690 |
| $75,000 to $99,999 | 1,001 |
| $100,000 to $149,999 | 1,222 |
| $150,000 to $199,999 | 947 |
| $200,000 or more | 1,215 |
| Median household income (dollars) | 103,179 |
Housing characteristics in Iselin CDP, New Jersey
| Total housing units | 6,817 |
| Occupied housing units | 6,410 |
| Vacant housing units | 407 |
| Total housing units | 6,817 |
| 1-unit, detached | 4,527 |
| 1-unit, attached | 183 |
| 2 units | 205 |
| 3 or 4 units | 85 |
| 5 to 9 units | 187 |
| 10 to 19 units | 719 |
| 20 or more units | 901 |
| Mobile home | 10 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 6,817 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 145 |
| Built 2000 to 2009 | 496 |
| Built 1990 to 1999 | 470 |
| Built 1980 to 1989 | 915 |
| Built 1970 to 1979 | 496 |
| Built 1960 to 1969 | 911 |
| Built 1950 to 1959 | 2,053 |
| Built 1940 to 1949 | 985 |
| Built 1939 or earlier | 346 |
| Total housing units | 6,817 |
| 1 room | 0 |
| 2 rooms | 228 |
| 3 rooms | 599 |
| 4 rooms | 1,327 |
| 5 rooms | 1,189 |
| 6 rooms | 1,393 |
| 7 rooms | 717 |
| 8 rooms | 1,028 |
| 9 rooms or more | 336 |
| Median rooms | 5.5 |
| Total housing units | 6,817 |
| No bedroom | 19 |
| 1 bedroom | 736 |
| 2 bedrooms | 2,143 |
| 3 bedrooms | 2,401 |
| 4 bedrooms | 1,344 |
| 5 or more bedrooms | 174 |
| Occupied housing units | 6,410 |
| Owner-occupied | 4,554 |
| Renter-occupied | 1,856 |
| Average household size of owner-occupied unit | 2.82 |
| Average household size of renter-occupied unit | 2.61 |
| Occupied housing units | 6,410 |
| Moved in 2017 or later | 840 |
| Moved in 2015 to 2016 | 1,389 |
| Moved in 2010 to 2014 | 715 |
| Moved in 2000 to 2009 | 1,266 |
| Moved in 1990 to 1999 | 1,085 |
| Moved in 1989 and earlier | 1,115 |
| Owner-occupied units | 4,554 |
| Less than $50,000 | 78 |
| $50,000 to $99,999 | 11 |
| $100,000 to $149,999 | 62 |
| $150,000 to $199,999 | 116 |
| $200,000 to $299,999 | 1,530 |
| $300,000 to $499,999 | 2,396 |
| $500,000 to $999,999 | 304 |
| $1,000,000 or more | 57 |
| Median (dollars) | 328,400 |
| Owner-occupied units | 4,554 |
| Housing units with a mortgage | 3,001 |
| Housing units without a mortgage | 1,553 |
| Occupied units paying rent | 1,802 |
| Less than $500 | 24 |
| $500 to $999 | 0 |
| $1,000 to $1,499 | 167 |
| $1,500 to $1,999 | 934 |
| $2,000 to $2,499 | 499 |
| $2,500 to $2,999 | 151 |
| $3,000 or more | 27 |
| Median (dollars) | 1,880 |
| No rent paid | 54 |
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