Ronkonkoma is a CDP located in Suffolk County New York. Ronkonkoma has a 2024 population of 18,797. Ronkonkoma is currently declining at a rate of -0.11% annually and its population has decreased by -0.82% since the most recent census, which recorded a population of 18,953 in 2020.
The average household income in Ronkonkoma is $139,477 with a poverty rate of 3.2%. The median age in Ronkonkoma is 37.9 years: 36.9 years for males, and 40 years for females.
According to the most recent ACS, the racial composition of Ronkonkoma was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 13,607 | 74.08% |
| Two or more races | 1,555 | 8.47% |
| Asian | 1,248 | 6.79% |
| Other race | 981 | 5.34% |
| Black or African American | 946 | 5.15% |
| Native American | 31 | 0.17% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
White
Two or more races
Asian
Other race
Black or African American
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 6,053 | 3.03 | 80.5 | 19.5 |
| Married | 3,473 | 3.75 | 90 | 10 |
| Non Family | 1,566 | 1.34 | 66.3 | 33.7 |
| Female | 726 | 3.17 | 69.6 | 30.4 |
| Male | 288 | 3.22 | 70.5 | 29.5 |
3.5
Average Family Size
3.03
Average Household Size
80.5%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 305 | 2.42% |
| Associates Degree | 1,227 | 9.76% |
| Bachelors Degree | 2,385 | 18.96% |
| Graduate Degree | 1,959 | 15.57% |
| High School Graduate | 3,964 | 31.52% |
| Less Than 9th Grade | 349 | 2.77% |
| Some College | 2,389 | 18.99% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 8,751 | 8,500 | 2,790 |
| Hispanic | 2,208 | 1,935 | 655 |
| 2+ Races | 1,073 | 991 | 400 |
| Asian | 934 | 858 | 642 |
| Other Race | 591 | 440 | 88 |
| Black | 579 | 545 | 219 |
| Native American | 31 | 31 | 2 |
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among asian people with a rate of 68.74%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $63,556 | $73,700 | $60,509 |
| Graduate Degree | $79,510 | $78,705 | $80,592 |
| High School Graduate | $54,077 | $68,833 | $45,613 |
| Less Than 9th Grade | $35,625 | $55,458 | $19,938 |
| Overall | $60,957 | $70,640 | $51,930 |
| Some College | $59,960 | $74,646 | $48,571 |
$60,957
Average Earnings
$70,640
Average Male
$51,930
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
79.58% of Ronkonkoma residents speak only English, while 20.42% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 9.86% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 11,779 | 377 | 3.2% |
| Hispanic | 4,162 | 131 | 3.15% |
| Other | 959 | 40 | 4.17% |
| Black | 944 | 37 | 3.92% |
| Asian | 1,224 | 29 | 2.37% |
| Multiple | 1,555 | 6 | 0.39% |
3.2%
Overall Poverty Rate
3.11%
Male Poverty Rate
3.29%
Female Poverty Rate
The race most likely to be in poverty in Ronkonkoma is Other, with 4.17% below the poverty level.
The race least likely to be in poverty in Ronkonkoma is Multiple, with 0.39% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.68%. Among those working part-time, it was 3.07%, and for those that did not work, the poverty rate was 7.86%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 7.34% |
| High School | 4.44% |
| Some College | 2.88% |
| Bachelors or Greater | 1.06% |
rate
Rate | Poverty |
|---|---|
| Female Unemployed | 7.69% |
| Male Unemployed | 3.92% |
| Male Employed | 1.65% |
| Female Employed | 0.74% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $136,540 | $153,246 |
| Households | $125,534 | $139,477 |
| Married Families | $147,293 | $-999,999,999 |
| Non Families | $73,784 | $82,727 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
52.8%
Overall Marriage Rate
54.2%
Male Marriage Rate
51.4%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
637
Number of Veterans
629
Male Veterans
8
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 276 |
| Second Gulf War | 79 |
| First Gulf War | 53 |
| World War II | 30 |
| Korea | 0 |
count
Age Group | Veterans |
|---|---|
| 75+ | 227 |
| 65 to 74 | 166 |
| 55 to 64 | 158 |
| 18 to 34 | 50 |
| 35 to 54 | 36 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 577 | 5.24% |
| Other Race | 26 | 4.28% |
| Hispanic | 26 | 1.03% |
| Black | 18 | 2.94% |
| Asian | 8 | 0.77% |
| 2+ Races | 8 | 0.64% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
3.77%
Veteran Poverty Rate
36.42%
Veteran Disability Rate
LaborForceParticipation
72.9%
Labor Force Participation
67.6%
Employment Rate
7.2%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
76.99%
Born in Ronkonkoma
85.15%
Native Born
14.85%
Foreign Born
3.99%
Non Citizen
10.87%
Naturalized
85.15% of Ronkonkoma residents were born in the United States, with 76.99% having been born in New York. 3.99% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Change |
|---|---|---|---|
| 2024 | 18,797 | -21 | -0.11% |
| 2023 | 18,818 | -20 | -0.11% |
| 2022 | 18,838 | 63 | 0.34% |
| 2021 | 18,775 | -178 | -0.94% |
| 2020 | 18,953 | 644 | 3.52% |
| 2019 | 18,309 | 7 | 0.04% |
| 2018 | 18,302 | -326 | -1.75% |
| 2017 | 18,628 | -218 | -1.16% |
| 2016 | 18,846 | 212 | 1.14% |
| 2015 | 18,634 | -344 | -1.81% |
| 2014 | 18,978 | -645 | -3.29% |
| 2013 | 19,623 | 277 | 1.43% |
| 2012 | 19,346 | 54 | 0.28% |
| 2011 | 19,292 | 210 | 1.1% |
| 2010 | 19,082 | 0 | 0% |