Lake Ronkonkoma, New York Population 2020

20,780
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Lake Ronkonkoma is a city located in New York. Lake Ronkonkoma has a 2020 population of 20,780. Lake Ronkonkoma is currently declining at a rate of 0.00% annually and its population has increased by 3.10% since the most recent census, which recorded a population of 20,155 in 2010. Lake Ronkonkoma reached it's highest population of 21,164 in 2011.

The average household income in Lake Ronkonkoma is $107,386 with a poverty rate of 7.69%. The median rental costs in recent years comes to $1,472 per month, and the median house value is $352,000. The median age in Lake Ronkonkoma is 40 years, 38.7 years for males, and 41.4 years for females. For every 100 females there are 97.7 males.

Lake Ronkonkoma Demographics

According to the most recent ACS, the racial composition of Lake Ronkonkoma was:

  • White: 86.28%
  • Asian: 5.38%
  • Black or African American: 3.58%
  • Other race: 2.50%
  • Two or more races: 2.15%
  • Native American: 0.07%
  • Native Hawaiian or Pacific Islander: 0.04%
The current population of Lake Ronkonkoma, New York is 20,780, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 20,780.The last official US Census in 2010 recorded the population at 20,155.

Lake Ronkonkoma, New York Population 2020

Population by Race

Race Population Percentage
White17,92986.28%
Asian1,1185.38%
Black or African American7443.58%
Some Other Race5202.50%
Two or More Races4462.15%
American Indian and Alaska Native150.07%
Native Hawaiian and Other Pacific Islander80.04%
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Lake Ronkonkoma Population Pyramid 2020

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Lake Ronkonkoma Median Age

40


Total

38.7


Male

41.4


Female

Lake Ronkonkoma Adults

There are 16,094 adults, (3,109 of whom are seniors) in Lake Ronkonkoma.

Lake Ronkonkoma Age Dependency

60

Age Dependency Ratio

23.9

Old Age Dependency Ratio

36.1

Child Dependency Ratio

Lake Ronkonkoma Sex Ratio

Female

10,509

50.57%

Male

10,271

49.43%

Lake Ronkonkoma Households and Families

Lake Ronkonkoma Renter vs Owner Occupied by Household Type

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Lake Ronkonkoma Household Types

Type Owner Renter
Married92.5%7.5%
All73.8%26.2%
Male73.1%26.9%
Female61.3%38.7%
Non Family43%57%

73.8%

Rate of Home Ownership

Type Count Average Size Owned
All6,7703.0273.8
Married3,7573.7892.5
Non Family1,9291.2543
Female8243.4961.3
Male2603.673.1

3.63

Average Family Size

3.02

Average Household Size

5.2%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

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Lake Ronkonkoma Education

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Education Attained Count Percentage
Less Than 9th Grade3422.42%
9th to 12th Grade7915.60%
High School Graduate4,74433.56%
Some College2,71319.19%
Associates Degree1,68911.95%
Bachelors Degree2,21415.66%
Graduate Degree1,64111.61%
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Lake Ronkonkoma Educational Attainment by Race

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Name Total High School Bachelors
White11,44610,6753,127
Hispanic1,2851,168265
Asian854681353
Black41935993
Other Race30024451
Multiple Races15814636

The highest rate of high school graduation is among white people with a rate of 93.26%.

The highest rate of bachelors degrees is among asian people with a rate of 41.33%.

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Name Average Male Female
Overall$53,399$64,100$43,952
Less Than High School$34,618$34,963$33,235
High School Grad$50,625$61,464$32,750
Some College$47,739$63,479$37,257
Bachelors Degree$73,505$93,958$53,958
Graduate Degree$74,402$79,318$65,750

$53,399

Average Earnings

$64,100

Average Male

$43,952

Average Female

Lake Ronkonkoma Language

Lake Ronkonkoma Language by Age

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Lake Ronkonkoma Language

81.39% of Lake Ronkonkoma residents speak only English, while 18.61% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 7.64% of the population.

Lake Ronkonkoma Poverty

Lake Ronkonkoma Poverty by Race

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Name Total In Poverty Poverty Rate
White15,9781,2677.93%
Black72816222.25%
Hispanic2,5481425.57%
Asian1,118171.52%
Other52081.54%
Islander88100.00%

7.69%

Overall Poverty Rate

7.15%

Male Poverty Rate

8.23%

Female Poverty Rate

Poverty in Lake Ronkonkoma

The race most likely to be in poverty in Lake Ronkonkoma is Islander, with 100.00% below the poverty level.

The race least likely to be in poverty in Lake Ronkonkoma is Asian, with 1.52% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.01%. Among those working part-time, it was 5.73%, and for those that did not work, the poverty rate was 17.50%.

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Name Poverty
Less Than High School16.77%
Some College7.45%
High School6.60%
Bachelors or Greater6.43%
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Name Poverty
Male Unemployed19.21%
Female Unemployed18.11%
Female Employed2.18%
Male Employed2.17%

Lake Ronkonkoma Income

Lake Ronkonkoma Income by Household Type

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Name Median Mean
Households$93,158$107,386
Families$115,248$126,621
Married Families$128,216-
Non Families$31,875$51,733
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Lake Ronkonkoma Marital Status

Lake Ronkonkoma Marital Status

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Marriage Rates

48.9%

Overall Marriage Rate

50.7%

Male Marriage Rate

47.2%

Female Marriage Rate

Lake Ronkonkoma Married by Age and Sex

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Lake Ronkonkoma Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Lake Ronkonkoma Marital Status by Race

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Lake Ronkonkoma Veterans

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1,121

Number of Veterans

1,075

Male Veterans

46

Female Veterans

War Veterans
Vietnam390
Second Gulf War260
First Gulf War192
Korea81
World War II42
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Age Group Veterans
65 to 74371
35 to 54230
18 to 34180
75+171
55 to 64169
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Name Veterans % of Total
White1,0467.44%
Hispanic1429.27%
Asian404.43%
Black356.86%

Lake Ronkonkoma Veterans by Education

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8.83%

Veteran Poverty Rate

27.03%

Veteran Disability Rate

Lake Ronkonkoma Employment Status

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65.5%

Labor Force Participation

61.8%

Employment Rate

5.5%

Unemployment Rate

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Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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82.37%

Born in New York

87.61%

Native Born

12.39%

Foreign Born

3.32%

Non Citizen

9.07%

Naturalized

Place of Birth

87.61% of Lake Ronkonkoma residents were born in the United States, with 82.37% having been born in New York. 3.32% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202020,7800.00%
201920,7800.00%
201820,7803871.90%
201720,3935112.57%
201619,882-61-0.31%
201519,943100.05%
201419,9331330.67%
201319,800-736-3.58%
201220,536-628-2.97%
201121,1641,0095.01%
201020,1550.00%