Lake Success, NY demographics:
population, income, and more

Total population
2,829
0.4% year-over-year change
Median household income
$244,079/yr
-1.9% year-over-year change
Housing units
820
1.7% year-over-year change

Lake Success population

How many people live in Lake Success

Lake Success is home to 2,829 residents, according to the most recent Census data. Gender-wise, 48.1% of Lake Success locals are male, and 51.9% are female.

Total population
2,829
0.4% year-over-year change
Gender ratio
Male
48.1%
1,360
Female
51.9%
1,469
Value Percent YoY change
Male 1,360 48.1% 4.2%
Female 1,469 51.9% -2.8%
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 Lake Success is 47, with the population distributed as follows: about 20.6% are children under 15, then 12.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 14.5% of the population, while another 31.1% fall into the 45 to 64 bracket. Finally, around 21.7% are 65 or older.

Median age
46.6
Age breakdown
Under 15
20.6%
15 to 24
12.1%
25 to 44
14.5%
45 to 64
31.1%
Over 65
21.7%
Value Percent YoY change
Under 15 582 20.6% 2.6%
15 to 24 342 12.1% -6.3%
25 to 44 410 14.5% 3.5%
45 to 64 881 31.1% 1.5%
Over 65 614 21.7% -1.1%
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 Lake Success, 62.7% of the population are US-born citizens, while 28.1% have gained naturalized citizenship. At the same time, 9.2% of residents are non-citizens. As for race, 36.6% of locals are Caucasian, 2.2% are African American and 56.3% have Asian roots. There’s also a share of 4.3% that includes residents with two or more races.

Citizenship
U.S.-born citizens
62.7%
Non-U.S.-born citizens
28.1%
Non-citizens
9.2%
Value Percent YoY change
U.S.-born citizens 1,774 62.7% -2.0%
Non-U.S.-born citizens 794 28.1% 4.9%
Non-citizens 261 9.2% 4.4%
Racial breakdown
White
36.6%
Black or African American
2.2%
American Indian and Alaska Native
0%
Asian
56.3%
Native Hawaiian and other Pacific Islander
0%
Two or more races
4.3%
Other
0.6%
Value Percent
White 1,034 36.6%
Black or African American 63 2.2%
Asian 1,594 56.3%
Two or more races 121 4.3%
Other 17 0.6%

Households in Lake Success

A peek inside Lake Success households

Lake Success has 766 households, with an average of 3 members in each. Of these, 92.4% are families, while the remaining 7.6% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
766
2.1% year-over-year change
Average people per household
3
Non-family households
58
Family households
708
Value Percent YoY change
Non-family households 58 7.6% -17.1%
Family households 708 92.4% 4.1%
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 Lake Success

The housing landscape of Lake Success

Lake Success's housing consists of 820 units, with 98.9% being detached single-family homes ideal for those wanting space. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 1.1% of the housing landscape.

Housing units
820
1.7% year-over-year change
Housing types
Value Percent
1 unit, detached 811 98.9%
Mobile home 9 1.1%
Homes built since 2020
8
% year-over-year change

The age of buildings in Lake Success

In Lake Success, the median construction year is 1957. About 1.8% of homes were built before the 1940s, with another 20.5% going up by 1949. Most development happened in the second half of the 20th century. Then, 2.7% of homes were added from 2000 to 2009, 10.2% between 2010 and 2019, and 1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 15 1.8% -34.8%
Built between 1940 and 1949 168 20.5% -8.2%
Built between 1950 and 1959 321 39.2% -4.5%
Built between 1960 and 1969 150 18.3% 17.2%
Built between 1970 and 1979 24 2.9% 26.3%
Built between 1990 and 1999 28 3.4% 7.7%
Built between 2000 and 2009 22 2.7% 214.3%
Built between 2010 and 2019 84 10.2% 5.0%
Built in 2020 or later 8 1% 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.

Lake Success occupancy rates

Out of the 766 occupied housing units in Lake Success, 93.2% are owner-occupied, while 6.8% are lived in by tenants. Meanwhile, 6.6% of all homes on the local market sit vacant.

Occupied housing units
766
2.1% year-over-year change
Occupancy breakdown
Renter occupied
52
Owner occupied
714
Value Percent YoY
change
Renter occupied 52 6.8% 15.6%
Owner occupied 714 93.2% 1.3%
Unoccupied housing units
6.6%
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.

Lake Success housing costs

Housing costs in Lake Success come to a median of $4,001 per month, while tenants specifically pay a median gross rent of $3,501.

Median housing costs per month
$4,001/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 Lake Success
$3,501/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 Lake Success

Lake Success education at a glance

About 16.8% of the population in Lake Success went to high school, while 8.5% pursued college studies. Another 2.4% earned an associate degree and 27.5% hold a bachelor’s. Meanwhile, 37.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 150 7.1% 4.9%
High school diploma 356 16.8% -13.6%
College diploma 180 8.5% -9.1%
Associate degree 50 2.4% -20.6%
Bachelor's degree 582 27.5% 1.8%
Graduate degree 795 37.6% 10.1%
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 Lake Success

How much people earn in Lake Success

The average annual household income in Lake Success was $343,338 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -2.5% change from the previous year. At the same time, the median income stood at $244,079, reflecting a -1.9% shift over the same period.

Average household income in Lake Success
$343,338/year
-2.5% year-over-year change
Median household income in Lake Success
$244,079/year
-1.9% year-over-year change

Lake Success income by age

In Lake Success, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $237,143. Those with someone between 45 and 64 in charge, often well established professionally, earn $250,001 overall. Overall, 95.6% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $237,143 -5.1%
45 - 64 $250,001 0.0%
Over 65 $193,375 3.0%
Above poverty level
2,549
Below poverty level
118
Value Percent YoY
change
Above poverty level 2,549 95.6% 0.8%
Below poverty level 118 4.4% 202.6%

Average renter income in Lake Success

To get a better sense of what renters earn on average in Lake Success, their median household income was $220,463 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 19.1%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$220,463
Rent-to-income ratio
19.1%
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 Lake Success

Workforce and job types in Lake Success

The job market in Lake Success is powered by 1,286 working residents, spread across a range of industries and roles. 98.6% of the working population are employed in professional or administrative positions, while 1.4% are in hands-on or service-based jobs. Also, 36.6% run their own businesses, 44.9% are employed by private companies, and 8.1% work in the public sector.

Workforce demographics

Working population
1,286
2.4% year-over-year change
White collar
1,268
Blue collar
18
Value Percent YoY change
White collar 1,268 98.6% 3.6%
Blue collar 18 1.4% -43.8%
Employer type
Self employees
36.6%
Private companies
44.9%
Governmental workers
8.1%
Not for profit companies
10.4%
Value Percent YoY change
Self employees 471 36.6% 6.3%
Private companies 577 44.9% -0.7%
Governmental workers 104 8.1% -9.6%
Not for profit companies 134 10.4% 14.5%
Unemployment rate
3.3%
-2.2% year-over-year change

Available workforce

The unemployment rate in Lake Success stands at 3.3%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Lake Success

How people get around in Lake Success

Means of transportation
Value Percent YoY change
Car 805 63% 8.1%
Taxicab 5 0.4% 25.0%
Bus or trolleybus 8 0.6% -46.7%
Subway or elevated 43 3.4% N/A
Railroad 138 10.8% -15.8%
Bicycle 13 1% -35.0%
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 Lake Success by zipcode?

Zipcode Population Number of households Median income Average income
11020 5,676 1,707 $167,148 $235,243

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FAQs about Lake Success demographics 

What is the total population of Lake Success?

Lake Success has a total population of 2,829 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 +0.4% compared to a year ago.

What is the gender ratio in Lake Success?

The gender ratio in Lake Success is as follows:
  • 48.1% males (1,360 residents)
  • 51.9% females (1,469 residents)

What is the median age in Lake Success?

The median age in Lake Success is 46.6.

What is the age distribution of the population in Lake Success?

The age distribution in Lake Success is as follows:
  • Under 15: 20.6% (582 residents)
  • Ages 15-24: 12.1% (342 residents)
  • Ages 25-44: 14.5% (410 residents)
  • Ages 45-64: 31.1% (881 residents)
  • Over 65: 21.7% (614 residents)

What is the racial and ethnic makeup of Lake Success?

The racial and ethnic makeup of Lake Success is as follows:
  • White: 36.6% (1,034 residents)
  • Black or African American: 2.2% (63 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 56.3% (1,594 residents)
  • Native Hawaiian and Other Pacific Islander: 0% (0 residents)
  • Two or More Races: 4.3% (121 residents)
  • Other: 0.6% (17 residents)

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

U.S.-born citizens represent 62.7% of the population in Lake Success.

How many housing units are there in Lake Success?

There are 820 housing units in Lake Success, reflecting a +1.7% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

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

Lake Success has a total of 766 households, with an average of 3 people in each.

What is the median household income in Lake Success?

Lake Success has a median household income of $244,079, representing a -1.9% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Lake Success?

The employment rate is 96.7% in Lake Success, with a workforce of 1,286 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 98.6% (1,268 residents)
  • Blue-collar workers: 1.4% (18 residents)

Places of employment:
  • Self-employed: 36.6% (471 residents)
  • Private companies: 44.9% (577 residents)
  • Governmental workers: 8.1% (104 residents)
  • Not-for-profit companies: 10.4% (134 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