Ronkonkoma CDP, New York demographics
Population: 18,775
Median age: 37.7
Median household income: 114,216
Ronkonkoma is a CDP in Suffolk County, New York, United States.
Demographics, population, home values, social and economic characteristics of Ronkonkoma CDP, NY.
Population
| 2021 | 18,775 |
| 2020 | 18,953 |
| 2019 | 18,309 |
| 2018 | 18,302 |
| 2017 | 18,628 |
| 2016 | 18,846 |
| 2015 | 18,634 |
| 2014 | 18,978 |
| 2013 | 19,623 |
| 2012 | 19,346 |
| 2011 | 19,292 |
| 2010 | 19,779 |
| 2009 | 20,480 |
Census data for Ronkonkoma CDP, New York
Demographic and housing estimates in Ronkonkoma CDP, New York
| Total population | 18,775 |
| Male | 9,343 |
| Female | 9,432 |
| Total population | 18,775 |
| Under 5 years | 1,139 |
| 5 to 9 years | 1,136 |
| 10 to 14 years | 886 |
| 15 to 19 years | 902 |
| 20 to 24 years | 1,598 |
| 25 to 34 years | 2,936 |
| 35 to 44 years | 2,531 |
| 45 to 54 years | 2,746 |
| 55 to 59 years | 1,466 |
| 60 to 64 years | 889 |
| 65 to 74 years | 1,479 |
| 75 to 84 years | 634 |
| 85 years and over | 433 |
| Median age (years) | 37.7 |
| Under 18 years | 3,769 |
| 16 years and over | 15,429 |
| 18 years and over | 15,006 |
| 21 years and over | 14,458 |
| 62 years and over | 3,057 |
| 65 years and over | 2,546 |
| Total population | 18,775 |
| One race | 17,841 |
| White | 14,588 |
| Black or African American | 854 |
| American Indian and Alaska Native | 2 |
| Asian | 1,447 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 950 |
| Two or more races | 934 |
| Citizen, VOTING AGE 18 and over population | 14,386 |
| Male Citizen, VOTING AGE 18 and over population | 6,902 |
| Female Citizen, VOTING AGE 18 and over population | 7,484 |
Social characteristics in Ronkonkoma CDP, New York
| Total households | 6,150 |
| Family households (families) | 3,569 |
| Married-couple family | 501 |
| Male householder, no wife present, family | 748 |
| Female householder, no husband present, family | 487 |
| Nonfamily households | 1,332 |
| Average household size | 1,863 |
| Average family size | 3.05 |
Economic characteristics in Ronkonkoma CDP, New York
| Total households | 6,150 |
| Less than $10,000 | 229 |
| $10,000 to $14,999 | 50 |
| $15,000 to $24,999 | 196 |
| $25,000 to $34,999 | 287 |
| $35,000 to $49,999 | 288 |
| $50,000 to $74,999 | 796 |
| $75,000 to $99,999 | 760 |
| $100,000 to $149,999 | 1,688 |
| $150,000 to $199,999 | 933 |
| $200,000 or more | 923 |
| Median household income (dollars) | 114,216 |
Housing characteristics in Ronkonkoma CDP, New York
| Total housing units | 6,521 |
| Occupied housing units | 6,150 |
| Vacant housing units | 371 |
| Total housing units | 6,521 |
| 1-unit, detached | 4,992 |
| 1-unit, attached | 62 |
| 2 units | 253 |
| 3 or 4 units | 347 |
| 5 to 9 units | 264 |
| 10 to 19 units | 376 |
| 20 or more units | 227 |
| Mobile home | 0 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 6,521 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 79 |
| Built 2000 to 2009 | 91 |
| Built 1990 to 1999 | 274 |
| Built 1980 to 1989 | 626 |
| Built 1970 to 1979 | 2,241 |
| Built 1960 to 1969 | 1,611 |
| Built 1950 to 1959 | 671 |
| Built 1940 to 1949 | 226 |
| Built 1939 or earlier | 702 |
| Total housing units | 6,521 |
| 1 room | 30 |
| 2 rooms | 139 |
| 3 rooms | 382 |
| 4 rooms | 942 |
| 5 rooms | 566 |
| 6 rooms | 1,361 |
| 7 rooms | 1,172 |
| 8 rooms | 883 |
| 9 rooms or more | 1,046 |
| Median rooms | 6.4 |
| Total housing units | 6,521 |
| No bedroom | 49 |
| 1 bedroom | 934 |
| 2 bedrooms | 1,186 |
| 3 bedrooms | 2,505 |
| 4 bedrooms | 1,516 |
| 5 or more bedrooms | 331 |
| Occupied housing units | 6,150 |
| Owner-occupied | 4,898 |
| Renter-occupied | 1,252 |
| Average household size of owner-occupied unit | 3.25 |
| Average household size of renter-occupied unit | 2.25 |
| Occupied housing units | 6,150 |
| Moved in 2017 or later | 502 |
| Moved in 2015 to 2016 | 1,174 |
| Moved in 2010 to 2014 | 828 |
| Moved in 2000 to 2009 | 1,307 |
| Moved in 1990 to 1999 | 955 |
| Moved in 1989 and earlier | 1,384 |
| Owner-occupied units | 4,898 |
| Less than $50,000 | 46 |
| $50,000 to $99,999 | 13 |
| $100,000 to $149,999 | 18 |
| $150,000 to $199,999 | 27 |
| $200,000 to $299,999 | 673 |
| $300,000 to $499,999 | 3,494 |
| $500,000 to $999,999 | 627 |
| $1,000,000 or more | 0 |
| Median (dollars) | 381,000 |
| Owner-occupied units | 4,898 |
| Housing units with a mortgage | 3,297 |
| Housing units without a mortgage | 1,601 |
| Occupied units paying rent | 1,158 |
| Less than $500 | 124 |
| $500 to $999 | 13 |
| $1,000 to $1,499 | 146 |
| $1,500 to $1,999 | 490 |
| $2,000 to $2,499 | 265 |
| $2,500 to $2,999 | 81 |
| $3,000 or more | 39 |
| Median (dollars) | 1,802 |
| No rent paid | 94 |
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