Lake Grove, Suffolk County, New York Population and Demographics

In this article, we'll explore the population statistics for Lake Grove, New York, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

We are using the latest American Community Survey (ACS) 5-Year survey data from the US Census Bureau, which is accurate up to 2021.

Table of Contents

Population

There is a lot of data that lets us see how many people live in Lake Grove, New York. The most basic data is the total population, which is the total number of people living in Lake Grove, New York. The estimated population of Lake Grove, New York is 11,110 people, with a median age of 40.3.

We can look at the total population in Lake Grove over the last 5 years to see how much it has changed.

Year Population Change 5-Year Change
2021
11,110
+0.24%
-0.85%
2020
11,083
-0.15% -
2019
11,100
-0.27% -
2018
11,130
-0.67% -
2017
11,205
- -

Population of Lake Grove, New York by Race and Ethnicity

We can also look at how the population has changed over the last 5 years by each of the race/ethnicity types as defined by the US Census Bureau.

Race 2021 2017 Change
White
72.4%
82%
-11.71%
Black/African American
2.2%
1.5%
+46.67%
Native
0%
0%
0.00%
Hispanic
14.2%
7.5%
+89.33%
Asian
9.5%
5.8%
+63.79%
Hawaiian/Pacific Islander
0%
0%
0.00%
Two Or More Races
1.4%
1.7%
-17.65%
Other
0.3%
1.5%
-80.00%

This data can be very important for a number of reasons, including social and economic research, planning and development, and marketing to a multi-cultural population.

Note that the Native group includes both Native American and Alaskan Native people.

Population of Lake Grove, New York by Age and Gender

The age and gender of a population is another interesting demographic statistic because it lets us track trends in the population over time. For example, we can see how the population has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 40.3 -1.23% 37.7 -4.8% 43.5 +0.69%
2020 40.8 -0.24% 39.6 -1.98% 43.2 +2.13%
2019 40.9 +0.25% 40.4 +0.5% 42.3 +0.48%
2018 40.8 -0.24% 40.2 -1.95% 42.1 +3.19%
2017 40.9 - 41 - 40.8 -

The median age of Lake Grove, New York gives you an idea of the age distribution, with half of the population being older than the median age and half being younger.

This can then be used to infer and compare against birth rates, parent ages, and more metrics to understand the population. For example, an increasing median age indicates an aging population, which can be a sign of a declining population in terms of birth rates and workforce participation.

Age 2021 2017
(Years) Male Female Male Female
0 to 9 519 +54.49% 617 -14.97% 858 524
10 to 19 801 +16.45% 684 -11.59% 905 601
20 to 29 804 -0.41% 753 -4.12% 798 706
30 to 39 609 -5.3% 673 -15.22% 551 576
40 to 49 922 -11.89% 664 -1.06% 798 653
50 to 59 895 +3.71% 876 +9.2% 920 957
60 to 69 539 +15.23% 594 -40.25% 624 383
70+ 531 +6.06% 724 -3.42% 558 698

Median Household Income

The latest median household income of Lake Grove, New York is $110,804.00.

In simple terms, the median income is the middle income of a group of people. Half of the people in the group make more than the median income, and half make less. The median income is a good indicator of the overall income of a group of people, and can be used to compare against other metrics such as the average income, per capita income, and more.

Median Income by Age

We can also look at the median income by age to see how the median income varies by age, and how it compares to the overall median income for Lake Grove.

  • Under 25
    $2,499.00
  • 25 to 44
    $143,494.00
  • 45 to 64
    $124,848.00
  • 65 and over
    $76,250.00

Average Household Income

Whenever we ask what is the average household income in Lake Grove, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in Lake Grove, and then dividing that number by the total number of households. This is a good way to get a general idea of the average income of a group of people, but it can be skewed by a very high or very low incomes.

The average household income of Lake Grove, New York is currently $131,652.00.

In terms of accurately summarizing income at a geographic level, the median income is a better metric than the average income because it isn't affected by a small number of very high or very low incomes.

If you had an area where the average income was greater than the median, it can mean that there is significant income inequality, with income being concentrated in a small number of wealthy households.

21.70% of households in Lake Grove are classed as high income households (making $200,000+ per year).

Household Income Tiers

The US Census Bureau divides households into income tiers based on the median income for the area. This is a good way to compare the income of Lake Grove against other areas.

  • Less than $24,999
    10.28%
  • $25,000 to $49,999
    16.93%
  • $50,000 to $74,999
    5.97%
  • $75,000 to $99,999
    10.66%
  • $100,000 to $149,999
    20.89%
  • $150,000 to $199,999
    13.56%
  • $200,000 or more
    21.70%

Per Capita Income

The per capita income in Lake Grove is $44,968.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of Lake Grove by the total population of Lake Grove.

This is different from the average or mean income because it includes and accounts for all people in Lake Grove, New York, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in Lake Grove to see how many people have a high school degree, a bachelor's degree, or a graduate degree.

Educational attainment is a good indicator of the overall education level of a population, and can be used to compare against other metrics such as the average income, per capita income, and more to see how education levels affect income, unemployment rates, and more.

  • Master's degree or higher
    19.89%
  • Bachelor's degree
    39.22%
  • Some college or associate's degree
    8.73%
  • High school diploma or equivalent
    30.63%
  • Less than high school diploma
    1.53%

Employment

Employment rates are all based around the total population in Lake Grove that are over the age of 16.

The total population of Lake Grove over the age of 16 is 8,663.

Of those people, a total of 61.70% are working or actively looking for work. This is called the labor force participation rate.

The participation rate is a useful market measure because it shows the relative amount of labor resources available to the economy.

The employment to total population rate in Lake Grove is 58.80%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate.

Age Population Participation Unemployment Rate
16 to 19 years 441 22.70% 12.00%
20 to 24 years 762 62.20% 20.70%
25 to 29 years 742 75.70% 3.60%
30 to 34 years 492 83.30% 5.60%
35 to 44 years 1,247 87.00% 2.50%
45 to 54 years 1,672 73.70% 2.20%
55 to 59 years 1,044 62.90% 1.40%
60 to 64 years 594 79.10% 6.20%
65 to 74 years 762 35.30% 1.90%
75 years and over 907 9.80% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Lake Grove. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau.

Age Population Participation Unemployment Rate
White 7,026 63.30% 3.80%
Black or African American 124 60.50% 0.00%
American Indian and Alaska Native 0 0.00% 0.00%
Asian 965 52.60% 4.50%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 310 74.20% 13.00%
Two or more races 238 37.00% 31.80%
Hispanic or Latino 876 61.00% 11.40%
Not Hispanic or Latino 6,568 62.80% 3.30%

Occupations

In this section we can look at the most common occupations in Lake Grove as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in Lake Grove is 5,098, with median earnings of $54,912.00.

Women in Lake Grove, New York earning approximately 63.70% of the men's earnings.

Population Earnings
Total 5,098 $54,912.00
Male 2,795 $70,240.00
Female 2,303 $44,743.00

Occupations by Category

In the table below, we can break down the population and earnings even further by occupation. The list of occupation categories below will show you how many people are employed in each category and the median earnings of each profession.

Occupation Employed Earnings
Management 445 $148,672.00
Business and Financial 453 $72,454.00
Computer and Mathematical 192 $102,976.00
Architecture and Engineering 115 $86,641.00
Life, Physical, and Social Science 42 $52,778.00
Community and Social Service 55 $39,866.00
Legal 83 $68,466.00
Educational and Library 511 $85,917.00
Arts, Design, Entertainment, Sports, and Media 85 $45,729.00
Healthcare Practitioners 467 $59,057.00
Healthcare Support 156 $31,765.00
Firefighters and Protective Service 102 $44,559.00
Law Enforcement 126 $183,359.00
Food Preparation and Serving 231 $16,679.00
Building and Grounds Cleaning 129 $34,635.00
Personal Care and Service 135 $19,647.00
Sales 358 $65,625.00
Office and Administrative Support 686 $27,422.00
Farming, Fishing, and Forestry 0 $0.00
Construction and Extraction 168 $63,571.00
Installation, Maintenance, and Repair 211 $60,724.00
Production 164 $73,333.00
Transportation and Material Moving 122 $33,750.00

Occupations by Gender

The table below shows the same occupations from the list above, but we have split them by male and female to see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings.

That last metric is important because it can be used to look at the gender pay gap between men and women.

Occupation Male Female
Population Earnings Population Earnings
Management 304 $169,688.00 141 $88,173.00
Business and Financial 299 $95,083.00 154 $52,250.00
Computer and Mathematical 152 $104,762.00 40 $75,000.00
Architecture and Engineering 115 $86,641.00 0 $0.00
Life, Physical, and Social Science 22 $0.00 20 $0.00
Community and Social Service 38 $39,107.00 17 $49,844.00
Legal 57 $69,943.00 26 $0.00
Educational and Library 132 $108,370.00 379 $54,236.00
Arts, Design, Entertainment, Sports, and Media 44 $50,714.00 41 $42,981.00
Healthcare Practitioners 92 $59,310.00 375 $58,795.00
Healthcare Support 93 $35,417.00 63 $30,536.00
Firefighters and Protective Service 102 $44,559.00 0 $0.00
Law Enforcement 121 $183,555.00 5 $0.00
Food Preparation and Serving 72 $10,000.00 159 $17,179.00
Building and Grounds Cleaning 125 $34,427.00 4 $0.00
Personal Care and Service 38 $18,587.00 97 $30,625.00
Sales 170 $76,136.00 188 $57,679.00
Office and Administrative Support 220 $26,813.00 466 $35,139.00
Farming, Fishing, and Forestry 0 $0.00 0 $0.00
Construction and Extraction 168 $63,571.00 0 $0.00
Installation, Maintenance, and Repair 199 $61,513.00 12 $0.00
Production 72 $47,292.00 92 $73,472.00
Transportation and Material Moving 99 $37,054.00 23 $0.00

Households and Family Size

A household defined bu the US Census Bureau is a group of people who occupy a housing unit. A housing unit is a house, apartment, mobile home, group of rooms, or single room occupied as separate living quarters.

There are currently 3,686 households in Lake Grove, with an average household size of 3.01 people.

A family is defined as a group of two or more people related by birth, marriage, or adoption who live together in the same household.

There are 2,843 families in Lake Grove with an average family size of 3.48 people.

Households by Marital Status

The four categories of household by marital status are:

  • Married-couple family
  • Male householder with no spouse present
  • Female household with no spouse present
  • Nonfamily household

The table below shows the total number of households and families, with the average sizes of each.

Married Male Female Nonfamily
Total Households 2,277 266 300 843
Average Household Size 3.62 2.73 3.77 1.18
Total Families 2,277 266 300 0
Average Household Size 3.59 2.24 3.71 0

Poverty

Of the 2,843 families in Lake Grove, 3.00% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Lake Grove:

Household Size Poverty Threshold
1 Person $14,580.00
2 People $19,720.00
3 People $24,860.00
4 People $30,000.00
5 People $35,140.00
6 People $40,280.00
7 People $45,420.00
8 People $50,560.00

Housing

There are 3,807 housing units in Lake Grove, New York.

The table below shows the split between occupied and vacant units:

Total Percentage
Occupied 3,686 96.82%
Vacant 121 3.18%

17.00% of the total 3,807 housing units in Lake Grove are rental units. This is approximately 647 properties.

For owner-occupied housing units, a total of 3,017 are occupied by the owner - or 79.25% of the total.

Rental Rates

The median rent for a property in Lake Grove is $1,961.00.

In the chart below, we can look at the number of rental properties in Lake Grove that fall into a particular rent range. These can then be used to compare with other areas, or to see how they have changed over time.

  • No rent paid
    22
  • Less than $500
    89
  • $500 to $999
    11
  • $1,000 to $1,499
    134
  • $1,500 to $1,999
    97
  • $2,000 to $2,499
    193
  • $2,500 to $2,999
    61
  • $3,000 or more
    62

Property Value

The median value of a property in Lake Grove is $449,900.00.

Just like with rental rates, we can look at the number of properties in Lake Grove that fall into a particular value range.

  • Less than $50,000
    57
  • $50,000 to $99,999
    41
  • $100,000 to $149,999
    0
  • $150,000 to $199,999
    0
  • $200,000 to $299,999
    274
  • $300,000 to $499,999
    1,551
  • $500,000 to $999,999
    1,086
  • $1,000,000 or more
    8

Property Age

We can also look at the age of properties in Lake Grove. The chart below shows the number of properties in Lake Grove that fall into a particular age range.

  • 1939 or earlier
    208
  • 1940 to 1949
    210
  • 1950 to 1959
    504
  • 1960 to 1969
    1,214
  • 1970 to 1979
    581
  • 1980 to 1989
    181
  • 1990 to 1999
    331
  • 2000 to 2009
    401
  • 2010 to 2013
    177
  • 2014 or later
    0

Vehicles per Household

The number of vehicles available per household can be a good indicator of the level of affluence in an area. The chart below shows the number of households in Lake Grove that have a particular number of vehicles available.

  • No vehicles available
    317
  • 1 vehicle available
    773
  • 2 vehicles available
    1,317
  • 3 or more vehicles available
    1,279

Commuting to Work

In this section, we can also look at how people in Lake Grove get to work. The chart below shows the number of people in Lake Grove that commute to work in a particular way.

38 minutes is the average travel time to work for people in Lake Grove.

These commute times can be compared to other date like income and educational levels to see how they relate to each other and if there are any trends in the data that might suggest a correlation.

  • Less than 5 minutes
    41
  • 5 to 9 minutes
    116
  • 10 to 14 minutes
    464
  • 15 to 19 minutes
    708
  • 20 to 24 minutes
    728
  • 25 to 29 minutes
    236
  • 30 to 34 minutes
    632
  • 35 to 39 minutes
    131
  • 40 to 44 minutes
    288
  • 45 to 59 minutes
    371
  • 60 to 89 minutes
    439
  • 90 or more minutes
    529

Summary

We've covered a LOT of demographic and population data for Lake Grove, New York in this article! Hopefully you have found it very useful in your research of the area.

If you use any of the data found on this page, please consider linking back to USPopulation.org as the source and if you have any feedback or data requests, click here to contact us.