Greater Ronkonkoma, Central Suffolk, NY demographics:
population, income, and more

Total population
38,124
-0.2% year-over-year change
Median household income
$112,180/yr
-4.7% year-over-year change
Housing units
14,111
-0.0% year-over-year change

Ronkonkoma population

How many people live in Ronkonkoma

Ronkonkoma is home to 38,124 residents, according to the most recent Census data. Gender-wise, 49.6% of Ronkonkoma locals are male, and 50.4% are female.

Total population
38,124
-0.2% year-over-year change
Gender ratio
Male
49.6%
18,916
Female
50.4%
19,208
Value Percent YoY change
Male 18,916 49.6% -1.8%
Female 19,208 50.4% 1.5%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Ronkonkoma is 40, with the population distributed as follows: about 17.4% are children under 15, then 12.2% are in the 15 to 24 age group. Adults between 25 and 44 make up 26.3% of the population, while another 27.7% fall into the 45 to 64 bracket. Finally, around 16.4% are 65 or older.

Median age
39.7
Age breakdown
Under 15
17.4%
15 to 24
12.2%
25 to 44
26.3%
45 to 64
27.7%
Over 65
16.4%
Value Percent YoY change
Under 15 6,622 17.4% 2.4%
15 to 24 4,640 12.2% -5.6%
25 to 44 10,038 26.3% -0.3%
45 to 64 10,556 27.7% -2.3%
Over 65 6,267 16.4% 5.5%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Ronkonkoma, 85.3% of the population are US-born citizens, while 10.8% have gained naturalized citizenship. At the same time, 3.9% of residents are non-citizens. As for race, 72.7% of locals are Caucasian, 5.1% are African American and 6.5% have Asian roots. There’s also a share of 10.8% that includes residents with two or more races.

Citizenship
U.S.-born citizens
85.3%
Non-U.S.-born citizens
10.8%
Non-citizens
3.9%
Value Percent YoY change
U.S.-born citizens 32,536 85.3% 0.1%
Non-U.S.-born citizens 4,107 10.8% -2.0%
Non-citizens 1,481 3.9% -0.3%
Racial breakdown
White
72.7%
Black or African American
5.1%
American Indian and Alaska Native
0.3%
Asian
6.5%
Native Hawaiian and other Pacific Islander
0%
Two or more races
10.8%
Other
4.6%
Value Percent
White 27,715 72.7%
Black or African American 1,944 5.1%
American Indian and Alaska Native 101 0.3%
Asian 2,472 6.5%
Native Hawaiian and other Pacific Islander 5 0%
Two or more races 4,127 10.8%
Other 1,760 4.6%

Households in Ronkonkoma

A peek inside Ronkonkoma households

Ronkonkoma has 13,187 households, with an average of 3 members in each. Of these, 67.4% are families, while the remaining 32.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
13,187
0.9% year-over-year change
Average people per household
3
Non-family households
4,293
Family households
8,894
Value Percent YoY change
Non-family households 4,293 32.6% 10.2%
Family households 8,894 67.4% -3.0%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Ronkonkoma

The housing landscape of Ronkonkoma

Ronkonkoma's housing consists of 14,111 units, with 78.8% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 2.3% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.1% of the housing landscape.

Housing units
14,111
-0.0% year-over-year change
Housing types
Value Percent
1 unit, detached 11,122 78.8%
1 unit, attached 330 2.3%
2 units 187 1.3%
3 or 4 units 325 2.3%
5 to 9 units 441 3.1%
10 to 19 units 729 5.2%
20 to 49 units 205 1.4%
50 or more units 763 5.4%
Mobile home 8 0.1%
Homes built since 2020
52
% year-over-year change

The age of buildings in Ronkonkoma

In Ronkonkoma, the median construction year is 1971. About 6.8% of homes were built before the 1940s, with another 5.9% going up by 1949. Most development happened in the second half of the 20th century. Then, 4.7% of homes were added from 2000 to 2009, 5.1% between 2010 and 2019, and 0.4% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 957 6.8% 6.3%
Built between 1940 and 1949 836 5.9% -4.2%
Built between 1950 and 1959 2,193 15.5% -9.6%
Built between 1960 and 1969 2,835 20.1% -4.0%
Built between 1970 and 1979 4,270 30.3% 6.3%
Built between 1980 and 1989 898 6.4% -15.6%
Built between 1990 and 1999 686 4.9% -1.9%
Built between 2000 and 2009 661 4.7% 26.9%
Built between 2010 and 2019 723 5.1% 9.6%
Built in 2020 or later 52 0.4% N/A
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Ronkonkoma occupancy rates

Out of the 13,187 occupied housing units in Ronkonkoma, 75.7% are owner-occupied, while 24.3% are lived in by tenants. Meanwhile, 6.5% of all homes on the local market sit vacant.

Occupied housing units
13,187
0.9% year-over-year change
Occupancy breakdown
Renter occupied
3,205
Owner occupied
9,981
Value Percent YoY
change
Renter occupied 3,205 24.3% 1.1%
Owner occupied 9,981 75.7% 0.9%
Unoccupied housing units
6.5%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Ronkonkoma housing costs

Housing costs in Ronkonkoma come to a median of $2,478 per month, while tenants specifically pay a median gross rent of $2,227.

Median housing costs per month
$2,478/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Ronkonkoma
$2,227/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Ronkonkoma

Ronkonkoma education at a glance

About 38.5% of the population in Ronkonkoma went to high school, while 19.8% pursued college studies. Another 10.4% earned an associate degree and 17% hold a bachelor’s. Meanwhile, 12% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 690 2.3% -8.2%
High school diploma 11,625 38.5% 4.8%
College diploma 5,978 19.8% -6.7%
Associate degree 3,153 10.4% -0.3%
Bachelor's degree 5,119 17% -6.8%
Graduate degree 3,641 12% 5.4%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Ronkonkoma

How much people earn in Ronkonkoma

The average annual household income in Ronkonkoma was $130,504 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -1% change from the previous year. At the same time, the median income stood at $112,180, reflecting a -4.7% shift over the same period.

Average household income in Ronkonkoma
$130,504/year
-1.0% year-over-year change
Median household income in Ronkonkoma
$112,180/year
-4.7% year-over-year change

Ronkonkoma income by age

In Ronkonkoma, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $128,311. Those with someone between 45 and 64 in charge, often well established professionally, earn $143,243 overall. Overall, 94.9% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $128,311 -2.5%
45 - 64 $143,243 -2.7%
Over 65 $73,437 2.8%
Above poverty level
35,619
Below poverty level
1,908
Value Percent YoY
change
Above poverty level 35,619 94.9% 0.1%
Below poverty level 1,908 5.1% -11.5%

Average renter income in Ronkonkoma

To get a better sense of what renters earn on average in Ronkonkoma, their median household income was $74,306 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 36%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$74,306
Rent-to-income ratio
36%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Ronkonkoma

Workforce and job types in Ronkonkoma

80.6% of the working population are employed in professional or administrative positions, while 19.4% are in hands-on or service-based jobs. Also, 6.6% run their own businesses, 66.2% are employed by private companies, and 19.4% work in the public sector.

Workforce demographics

White collar
15,937
Blue collar
3,826
Value Percent YoY change
White collar 15,937 80.6% 0.0%
Blue collar 3,826 19.4% -6.9%
Employer type
Self employees
6.6%
Private companies
66.2%
Governmental workers
19.4%
Not for profit companies
7.8%
Value Percent YoY change
Self employees 1,299 6.6% -10.2%
Private companies 13,081 66.2% -2.5%
Governmental workers 3,840 19.4% 2.4%
Not for profit companies 1,543 7.8% 7.3%

Transportation in Ronkonkoma

How people get around in Ronkonkoma

Commuting methods vary: 95.6% of residents travel by personal vehicle and 0.8% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 16,442 95.6% -2.8%
Taxicab 11 0.1% 57.1%
Railroad 620 3.6% -2.0%
Bicycle 2 0% N/A
Walk 133 0.8% 9.9%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Ronkonkoma by zipcode?

Zipcode Population Number of households Median income Average income
11779 38,206 13,215 $112,180 $130,603

Find your place

Explore more communities

FAQs about Ronkonkoma demographics 

What is the total population of Ronkonkoma?

Ronkonkoma has a total population of 38,124 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -0.2% compared to a year ago.

What is the gender ratio in Ronkonkoma?

The gender ratio in Ronkonkoma is as follows:
  • 49.6% males (18,916 residents)
  • 50.4% females (19,208 residents)

What is the median age in Ronkonkoma?

The median age in Ronkonkoma is 39.7.

What is the age distribution of the population in Ronkonkoma?

The age distribution in Ronkonkoma is as follows:
  • Under 15: 17.4% (6,622 residents)
  • Ages 15-24: 12.2% (4,640 residents)
  • Ages 25-44: 26.3% (10,038 residents)
  • Ages 45-64: 27.7% (10,556 residents)
  • Over 65: 16.4% (6,267 residents)

What is the racial and ethnic makeup of Ronkonkoma?

The racial and ethnic makeup of Ronkonkoma is as follows:
  • White: 72.7% (27,715 residents)
  • Black or African American: 5.1% (1,944 residents)
  • American Indian and Alaska Native: 0.3% (101 residents)
  • Asian: 6.5% (2,472 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (5 residents)
  • Two or More Races: 10.8% (4,127 residents)
  • Other: 4.6% (1,760 residents)

What percentage of the population in Ronkonkoma are U.S.-born citizens?

U.S.-born citizens represent 85.3% of the population in Ronkonkoma.

How many housing units are there in Ronkonkoma?

There are 14,111 housing units in Ronkonkoma, reflecting a -0.0% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Ronkonkoma and what is the average household size?

Ronkonkoma has a total of 13,187 households, with an average of 3 people in each.

What is the median household income in Ronkonkoma?

Ronkonkoma has a median household income of $112,180, representing a -4.7% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Ronkonkoma?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 80.6% (15,937 residents)
  • Blue-collar workers: 19.4% (3,826 residents)

Places of employment:
  • Self-employed: 6.6% (1,299 residents)
  • Private companies: 66.2% (13,081 residents)
  • Governmental workers: 19.4% (3,840 residents)
  • Not-for-profit companies: 7.8% (1,543 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025