Lake Ronkonkoma CDP, New York demographics
Population: 18,214
Median age: 42.1
Median household income: 92,147
Lake Ronkonkoma is a CDP in Suffolk County, New York, United States.
Demographics, population, home values, social and economic characteristics of Lake Ronkonkoma CDP, NY.
Population
| 2021 | 18,214 |
| 2020 | 18,555 |
| 2019 | 20,667 |
| 2018 | 20,780 |
| 2017 | 20,393 |
| 2016 | 19,882 |
| 2015 | 19,943 |
| 2014 | 19,933 |
| 2013 | 19,800 |
| 2012 | 20,536 |
| 2011 | 21,164 |
| 2010 | 21,506 |
| 2009 | 22,144 |
Census data for Lake Ronkonkoma CDP, New York
Demographic and housing estimates in Lake Ronkonkoma CDP, New York
| Total population | 18,214 |
| Male | 8,686 |
| Female | 9,528 |
| Total population | 18,214 |
| Under 5 years | 1,035 |
| 5 to 9 years | 1,040 |
| 10 to 14 years | 1,407 |
| 15 to 19 years | 946 |
| 20 to 24 years | 920 |
| 25 to 34 years | 2,365 |
| 35 to 44 years | 2,049 |
| 45 to 54 years | 2,677 |
| 55 to 59 years | 1,196 |
| 60 to 64 years | 1,265 |
| 65 to 74 years | 2,247 |
| 75 to 84 years | 811 |
| 85 years and over | 256 |
| Median age (years) | 42.1 |
| Under 18 years | 4,008 |
| 16 years and over | 14,572 |
| 18 years and over | 14,206 |
| 21 years and over | 13,642 |
| 62 years and over | 3,950 |
| 65 years and over | 3,314 |
| Total population | 18,214 |
| One race | 17,216 |
| White | 15,282 |
| Black or African American | 563 |
| American Indian and Alaska Native | 17 |
| Asian | 991 |
| Native Hawaiian and Other Pacific Islander | 6 |
| Some other race | 357 |
| Two or more races | 998 |
| Citizen, VOTING AGE 18 and over population | 13,668 |
| Male Citizen, VOTING AGE 18 and over population | 6,509 |
| Female Citizen, VOTING AGE 18 and over population | 7,159 |
Social characteristics in Lake Ronkonkoma CDP, New York
| Total households | 6,435 |
| Family households (families) | 3,201 |
| Married-couple family | 437 |
| Male householder, no wife present, family | 987 |
| Female householder, no husband present, family | 769 |
| Nonfamily households | 1,810 |
| Average household size | 2,486 |
| Average family size | 2.79 |
Economic characteristics in Lake Ronkonkoma CDP, New York
| Total households | 6,435 |
| Less than $10,000 | 368 |
| $10,000 to $14,999 | 205 |
| $15,000 to $24,999 | 292 |
| $25,000 to $34,999 | 298 |
| $35,000 to $49,999 | 489 |
| $50,000 to $74,999 | 1,034 |
| $75,000 to $99,999 | 823 |
| $100,000 to $149,999 | 1,234 |
| $150,000 to $199,999 | 743 |
| $200,000 or more | 949 |
| Median household income (dollars) | 92,147 |
Housing characteristics in Lake Ronkonkoma CDP, New York
| Total housing units | 6,869 |
| Occupied housing units | 6,435 |
| Vacant housing units | 434 |
| Total housing units | 6,869 |
| 1-unit, detached | 5,553 |
| 1-unit, attached | 154 |
| 2 units | 150 |
| 3 or 4 units | 124 |
| 5 to 9 units | 203 |
| 10 to 19 units | 207 |
| 20 or more units | 458 |
| Mobile home | 20 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 6,869 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 312 |
| Built 2000 to 2009 | 253 |
| Built 1990 to 1999 | 324 |
| Built 1980 to 1989 | 360 |
| Built 1970 to 1979 | 1,917 |
| Built 1960 to 1969 | 1,263 |
| Built 1950 to 1959 | 1,386 |
| Built 1940 to 1949 | 589 |
| Built 1939 or earlier | 465 |
| Total housing units | 6,869 |
| 1 room | 141 |
| 2 rooms | 205 |
| 3 rooms | 537 |
| 4 rooms | 1,003 |
| 5 rooms | 946 |
| 6 rooms | 1,149 |
| 7 rooms | 1,100 |
| 8 rooms | 1,199 |
| 9 rooms or more | 589 |
| Median rooms | 6.0 |
| Total housing units | 6,869 |
| No bedroom | 156 |
| 1 bedroom | 883 |
| 2 bedrooms | 1,364 |
| 3 bedrooms | 2,505 |
| 4 bedrooms | 1,632 |
| 5 or more bedrooms | 329 |
| Occupied housing units | 6,435 |
| Owner-occupied | 4,350 |
| Renter-occupied | 2,085 |
| Average household size of owner-occupied unit | 3.10 |
| Average household size of renter-occupied unit | 2.14 |
| Occupied housing units | 6,435 |
| Moved in 2017 or later | 500 |
| Moved in 2015 to 2016 | 1,220 |
| Moved in 2010 to 2014 | 895 |
| Moved in 2000 to 2009 | 1,643 |
| Moved in 1990 to 1999 | 826 |
| Moved in 1989 and earlier | 1,351 |
| Owner-occupied units | 4,350 |
| Less than $50,000 | 79 |
| $50,000 to $99,999 | 11 |
| $100,000 to $149,999 | 6 |
| $150,000 to $199,999 | 52 |
| $200,000 to $299,999 | 524 |
| $300,000 to $499,999 | 3,020 |
| $500,000 to $999,999 | 629 |
| $1,000,000 or more | 29 |
| Median (dollars) | 389,100 |
| Owner-occupied units | 4,350 |
| Housing units with a mortgage | 3,151 |
| Housing units without a mortgage | 1,199 |
| Occupied units paying rent | 2,015 |
| Less than $500 | 181 |
| $500 to $999 | 174 |
| $1,000 to $1,499 | 256 |
| $1,500 to $1,999 | 719 |
| $2,000 to $2,499 | 361 |
| $2,500 to $2,999 | 126 |
| $3,000 or more | 198 |
| Median (dollars) | 1,776 |
| No rent paid | 70 |
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