Lake San Marcos CDP, San Diego County, California Population and Demographics

In this article, we'll explore the population statistics for Lake San Marcos CDP, California, 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 San Marcos CDP, California. The most basic data is the total population, which is the total number of people living in Lake San Marcos CDP, California. The estimated population of Lake San Marcos CDP, California is 4,127 people, with a median age of 63.8.

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

Year Population Change 5-Year Change
2021
4,127
+4.3%
-16.19%
2020
3,957
-16.04% -
2019
4,713
-3.62% -
2018
4,890
-0.69% -
2017
4,924
- -

Population of Lake San Marcos CDP, California 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
82.8%
67.6%
+22.49%
Black/African American
4.3%
1.7%
+152.94%
Native
0%
0%
0.00%
Hispanic
7.2%
16.9%
-57.40%
Asian
3.4%
6.2%
-45.16%
Hawaiian/Pacific Islander
0%
0%
0.00%
Two Or More Races
2.1%
7.6%
-72.37%
Other
0.2%
0%
0.00%

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 San Marcos CDP, California 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 63.8 +3.24% 58 +1.22% 67.3 +2.91%
2020 61.8 +0.16% 57.3 0% 65.4 -0.3%
2019 61.7 +0.65% 57.3 -0.52% 65.6 +4.29%
2018 61.3 +4.25% 57.6 +0.7% 62.9 +5.01%
2017 58.8 - 57.2 - 59.9 -

The median age of Lake San Marcos CDP, California 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 9 267 -13.74% 140 -117.42% 221 31
10 to 19 177 +9.16% 304 -118.47% 178 39
20 to 29 158 -9.6% 78 +36.74% 126 99
30 to 39 136 +11.06% 166 -22.8% 150 127
40 to 49 210 -41.76% 302 -74.33% 122 131
50 to 59 248 +36% 386 -52.38% 280 219
60 to 69 271 +45.12% 485 +22.94% 396 593
70+ 715 -18.46% 881 3.31% 567 848

Median Household Income

The latest median household income of Lake San Marcos CDP, California is $91,308.00.

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 San Marcos CDP.

  • Under 25
    $0.00
  • 25 to 44
    $168,342.00
  • 45 to 64
    $154,167.00
  • 65 and over
    $72,672.00

Average Household Income

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

This is calculated by adding up all the incomes of all the households in Lake San Marcos CDP, 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 San Marcos CDP, California is currently $110,638.00.

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.

15.84% of households in Lake San Marcos CDP 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 San Marcos CDP against other areas.

  • Less than $24,999
    7.76%
  • $25,000 to $49,999
    17.14%
  • $50,000 to $74,999
    15.15%
  • $75,000 to $99,999
    19.49%
  • $100,000 to $149,999
    13.44%
  • $150,000 to $199,999
    11.18%
  • $200,000 or more
    15.84%

Per Capita Income

The per capita income in Lake San Marcos CDP is $58,977.00.

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

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

Education Levels

We can also look at the education levels in Lake San Marcos CDP 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
    20.56%
  • Bachelor's degree
    47.63%
  • Some college or associate's degree
    13.84%
  • High school diploma or equivalent
    13.72%
  • Less than high school diploma
    4.26%

Employment

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

The total population of Lake San Marcos CDP over the age of 16 is 3,725.

Of those people, a total of 44.10% 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 San Marcos CDP is 41.80%.

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 67 16.40% 0.00%
20 to 24 years 26 73.10% 0.00%
25 to 29 years 199 90.50% 0.00%
30 to 34 years 192 60.90% 0.00%
35 to 44 years 186 91.40% 12.40%
45 to 54 years 314 83.40% 0.00%
55 to 59 years 337 52.50% 0.00%
60 to 64 years 412 55.60% 0.00%
65 to 74 years 1,132 41.00% 13.80%
75 years and over 860 1.60% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Lake San Marcos CDP. 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 3,197 41.60% 5.60%
Black or African American 144 18.80% 0.00%
American Indian and Alaska Native 0 0.00% 0.00%
Asian 140 60.70% 12.90%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 164 100.00% 0.00%
Two or more races 80 45.00% 0.00%
Hispanic or Latino 256 93.00% 0.00%
Not Hispanic or Latino 3,134 40.70% 5.80%

Occupations

In this section we can look at the most common occupations in Lake San Marcos CDP 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 San Marcos CDP is 1,558, with median earnings of $43,365.00.

Women in Lake San Marcos CDP, California earning approximately 33.80% of the men's earnings.

Population Earnings
Total 1,558 $43,365.00
Male 907 $78,346.00
Female 651 $26,452.00

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 250 $183,714.00
Business and Financial 103 $107,610.00
Computer and Mathematical 54 $78,897.00
Architecture and Engineering 5 $0.00
Life, Physical, and Social Science 0 $0.00
Community and Social Service 79 $0.00
Legal 32 $0.00
Educational and Library 60 $62,000.00
Arts, Design, Entertainment, Sports, and Media 46 $230,809.00
Healthcare Practitioners 7 $0.00
Healthcare Support 56 $30,313.00
Firefighters and Protective Service 0 $0.00
Law Enforcement 19 $0.00
Food Preparation and Serving 39 $0.00
Building and Grounds Cleaning 0 $0.00
Personal Care and Service 92 $14,583.00
Sales 372 $37,727.00
Office and Administrative Support 172 $41,121.00
Farming, Fishing, and Forestry 29 $0.00
Construction and Extraction 66 $18,362.00
Installation, Maintenance, and Repair 77 $17,348.00
Production 0 $0.00
Transportation and Material Moving 0 $0.00

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 196 $220,082.00 54 $133,472.00
Business and Financial 59 $89,769.00 44 $0.00
Computer and Mathematical 46 $0.00 8 $0.00
Architecture and Engineering 5 $0.00 0 $0.00
Life, Physical, and Social Science 0 $0.00 0 $0.00
Community and Social Service 8 $0.00 71 $0.00
Legal 0 $0.00 32 $0.00
Educational and Library 42 $65,714.00 18 $58,750.00
Arts, Design, Entertainment, Sports, and Media 38 $0.00 8 $0.00
Healthcare Practitioners 7 $0.00 0 $0.00
Healthcare Support 0 $0.00 56 $30,313.00
Firefighters and Protective Service 0 $0.00 0 $0.00
Law Enforcement 19 $0.00 0 $0.00
Food Preparation and Serving 0 $0.00 39 $0.00
Building and Grounds Cleaning 0 $0.00 0 $0.00
Personal Care and Service 41 $0.00 51 $24,125.00
Sales 254 $59,397.00 118 $12,069.00
Office and Administrative Support 49 $0.00 123 $41,595.00
Farming, Fishing, and Forestry 0 $0.00 29 $0.00
Construction and Extraction 66 $18,362.00 0 $0.00
Installation, Maintenance, and Repair 77 $17,348.00 0 $0.00
Production 0 $0.00 0 $0.00
Transportation and Material Moving 0 $0.00 0 $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 2,165 households in Lake San Marcos CDP, with an average household size of 1.91 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 1,167 families in Lake San Marcos CDP with an average family size of 2.48 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 1,061 15 91 998
Average Household Size 2.5 1.87 2.77 1.19
Total Families 1,061 15 91 0
Average Household Size 2.47 1.87 2.77 0

Poverty

Of the 1,167 families in Lake San Marcos CDP, 5.00% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Lake San Marcos CDP:

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 2,435 housing units in Lake San Marcos CDP, California.

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

Total Percentage
Occupied 2,165 88.91%
Vacant 270 11.09%

18.85% of the total 2,435 housing units in Lake San Marcos CDP are rental units. This is approximately 459 properties.

For owner-occupied housing units, a total of 1,706 are occupied by the owner - or 70.06% of the total.

Rental Rates

The median rent for a property in Lake San Marcos CDP is $2,337.00.

In the chart below, we can look at the number of rental properties in Lake San Marcos CDP 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
    0
  • Less than $500
    0
  • $500 to $999
    0
  • $1,000 to $1,499
    10
  • $1,500 to $1,999
    132
  • $2,000 to $2,499
    130
  • $2,500 to $2,999
    52
  • $3,000 or more
    135

Property Value

The median value of a property in Lake San Marcos CDP is $646,100.00.

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

  • Less than $50,000
    29
  • $50,000 to $99,999
    29
  • $100,000 to $149,999
    0
  • $150,000 to $199,999
    30
  • $200,000 to $299,999
    58
  • $300,000 to $499,999
    292
  • $500,000 to $999,999
    989
  • $1,000,000 or more
    279

Property Age

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

  • 1939 or earlier
    0
  • 1940 to 1949
    0
  • 1950 to 1959
    46
  • 1960 to 1969
    565
  • 1970 to 1979
    587
  • 1980 to 1989
    558
  • 1990 to 1999
    241
  • 2000 to 2009
    258
  • 2010 to 2013
    180
  • 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 San Marcos CDP that have a particular number of vehicles available.

  • No vehicles available
    124
  • 1 vehicle available
    862
  • 2 vehicles available
    812
  • 3 or more vehicles available
    367

Commuting to Work

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

26.2 minutes is the average travel time to work for people in Lake San Marcos CDP.

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
    19
  • 5 to 9 minutes
    29
  • 10 to 14 minutes
    105
  • 15 to 19 minutes
    220
  • 20 to 24 minutes
    210
  • 25 to 29 minutes
    84
  • 30 to 34 minutes
    162
  • 35 to 39 minutes
    0
  • 40 to 44 minutes
    38
  • 45 to 59 minutes
    85
  • 60 to 89 minutes
    75
  • 90 or more minutes
    8

Summary

We've covered a LOT of demographic and population data for Lake San Marcos CDP, California 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.