20639 Zip Code Population and Demographics

In this article, we'll explore the population statistics for the zip code 20639, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

20639 is a zip code in Calvert County, Maryland, which covers District 2, Prince Frederick, District 3, and Sunderland, with a total population of 14,853 people.

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 the 20639 zip code. The most basic data is the total population, which is the total number of people living in 20639.

The estimated population of people living in 20639 is 14,853, with a median age of 38.7.

We can look back at data from previous years to see how the population in the 20639 area has changed over the last 5 years.

Year Population Change 5-Year Change
2021
14,853
 -2.39% +1.47%
2020
15,216
 -3.65% -
2019
15,793
+4.32%
-
2018
15,139
+3.42%
-
2017
14,638
 - -

Population of 20639 by Race and Ethnicity

How much has the race and ethnicity of the population in the 20639 zip code changed? The US Census Bureau gives us a few defined types that the population is broken down into.

Let's look at the total numbers and also the change over the last 5 years.

Race 2021 2017 Change
White
75.1%
81.6%
 -7.97%
Black/African American
10.3%
8.2%
 +25.61%
Native
0%
0%
 0.00%
Hispanic
4.7%
1.7%
 +176.47%
Asian
2.4%
2.4%
 0.00%
Hawaiian/Pacific Islander
0.2%
0.2%
 0.00%
Two Or More Races
7.3%
5.8%
 +25.86%
Other
0%
0%
 0.00%

This data can be very important for anybody studying the 20639 zip 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 20639 by Age and Gender

We can also monitor the change of the age and gender in the 20639 zip code to track track trends in the population over time.

We can see how the population in 20639 has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 38.7 -1.53% 38.7 +2.11% 38.6 -3.5%
2020 39.3 -0.76% 37.9 -1.3% 40 -0.74%
2019 39.6 -1.98% 38.4 +2.13% 40.3 -5.18%
2018 40.4 -1.46% 37.6 -0.27% 42.5 -2.75%
2017 41 - 37.7 - 43.7 -

The median age of the 20639 zip 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 in the 20639 area, 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 9 767 +19.14% 527 +88.75% 917 1,152
10 to 19 1,579 -36.33% 1,275 -12.15% 1,039 1,105
20 to 29 904 0.94% 651 1.42% 900 639
30 to 39 648 +44.35% 665 +40.72% 976 979
40 to 49 1,054 -9.86% 1,108 -15.17% 947 932
50 to 59 1,348 -8.3% 1,547 -23.93% 1,235 1,202
60 to 69 692 +20.5% 824 -8.07% 837 749
70+ 534 +2.25% 515 +35.46% 540 704

Median Household Income

The latest median household income for the 20639 zip code is $136,875.00.

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 20639.

  • Under 25
    $0.00
  • 25 to 44
    $131,654.00
  • 45 to 64
    $182,232.00
  • 65 and over
    $90,568.00

Average Household Income

Whenever we ask what is the average household income in the 20639 zip code, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in 20639, 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 20639 is currently $157,983.00.

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.

29.46% of households in 20639 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 20639 against other zip codes.

  • Less than $24,999
    5.89%
  • $25,000 to $49,999
    4.00%
  • $50,000 to $74,999
    9.42%
  • $75,000 to $99,999
    11.26%
  • $100,000 to $149,999
    22.81%
  • $150,000 to $199,999
    17.17%
  • $200,000 or more
    29.46%

Per Capita Income

The per capita income in 20639 is $51,144.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of 20639 by the total population of 20639.

This is different from the average or mean income because it includes and accounts for all people living in the 20639 area, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in 20639 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
    18.81%
  • Bachelor's degree
    30.63%
  • Some college or associate's degree
    9.79%
  • High school diploma or equivalent
    39.88%
  • Less than high school diploma
    0.89%

Employment

Employment rates are all based around the total population in 20639 that are over the age of 16.

Currently, the total population of the 20639 zip over the age of 16 is 11,368.

Of those people, a total of 70.30% 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 20639 is 67.60%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate. Here's how that breaks down for the 20639 zip code.

Age Population Participation Unemployment Rate
16 to 19 years 728 33.00% 24.20%
20 to 24 years 1,042 84.10% 1.40%
25 to 29 years 497 86.90% 0.20%
30 to 34 years 869 95.90% 2.50%
35 to 44 years 1,878 83.50% 2.30%
45 to 54 years 2,274 90.90% 1.10%
55 to 59 years 1,250 81.90% 2.30%
60 to 64 years 875 65.10% 2.50%
65 to 74 years 1,347 24.40% 0.00%
75 years and over 608 7.90% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in 20639. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau (which we mentioned earlier in this article).

Age Population Participation Unemployment Rate
White 8,949 72.20% 2.10%
Black or African American 1,525 59.10% 0.10%
American Indian and Alaska Native 11 100.00% 0.00%
Asian 210 54.30% 0.00%
Native Hawaiian and Other Pacific Islander 33 100.00% 0.00%
Other 32 100.00% 0.00%
Two or more races 608 72.00% 11.00%
Hispanic or Latino 402 82.60% 0.00%
Not Hispanic or Latino 8,703 71.50% 2.20%

Occupations

In this section we can look at the most common occupations for people living in the 20639 area as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in 20639 is 7,681, with median earnings of $67,854.00.

Women in 20639 are earning approximately 63.20% of the men's earnings.

Population Earnings
Total 7,681 $67,854.00
Male 4,362 $79,948.00
Female 3,319 $50,529.00

Occupations by Category

In the table below, we can break down the population and earnings for 20639 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 1,274 $114,881.00
Business and Financial 612 $103,508.00
Computer and Mathematical 434 $124,722.00
Architecture and Engineering 181 $137,792.00
Life, Physical, and Social Science 110 $74,340.00
Community and Social Service 105 $19,904.00
Legal 0 $0.00
Educational and Library 693 $50,640.00
Arts, Design, Entertainment, Sports, and Media 64 $53,333.00
Healthcare Practitioners 318 $68,000.00
Healthcare Support 139 $31,161.00
Firefighters and Protective Service 190 $102,727.00
Law Enforcement 381 $89,263.00
Food Preparation and Serving 153 $9,053.00
Building and Grounds Cleaning 126 $35,774.00
Personal Care and Service 225 $13,277.00
Sales 396 $22,170.00
Office and Administrative Support 793 $42,981.00
Farming, Fishing, and Forestry 0 $0.00
Construction and Extraction 522 $59,831.00
Installation, Maintenance, and Repair 357 $76,702.00
Production 320 $53,679.00
Transportation and Material Moving 261 $75,197.00

Occupations by Gender

Now we can also look at the occupations by category for 20639 when it is broken down by male and female.

This lets us see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings for 20639.

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 818 $139,412.00 456 $64,826.00
Business and Financial 203 $103,224.00 409 $103,634.00
Computer and Mathematical 298 $124,167.00 136 $125,147.00
Architecture and Engineering 128 $150,000.00 53 $26,458.00
Life, Physical, and Social Science 67 $0.00 43 $76,375.00
Community and Social Service 26 $0.00 79 $55,048.00
Legal 0 $0.00 0 $0.00
Educational and Library 121 $70,813.00 572 $32,375.00
Arts, Design, Entertainment, Sports, and Media 16 $0.00 48 $46,250.00
Healthcare Practitioners 110 $69,615.00 208 $51,979.00
Healthcare Support 19 $0.00 120 $22,266.00
Firefighters and Protective Service 150 $100,781.00 40 $167,727.00
Law Enforcement 361 $88,622.00 20 $0.00
Food Preparation and Serving 96 $8,939.00 57 $20,125.00
Building and Grounds Cleaning 93 $36,756.00 33 $0.00
Personal Care and Service 25 $0.00 200 $12,424.00
Sales 230 $22,235.00 166 $22,011.00
Office and Administrative Support 146 $47,941.00 647 $41,625.00
Farming, Fishing, and Forestry 0 $0.00 0 $0.00
Construction and Extraction 522 $59,831.00 0 $0.00
Installation, Maintenance, and Repair 335 $76,440.00 22 $0.00
Production 310 $53,443.00 10 $0.00
Transportation and Material Moving 261 $75,197.00 0 $0.00

Households and Family Size

A household is defined by the US Census Bureau as 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 4,705 households in 20639, with an average household size of 3.15 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 3,925 families living in the 20639 zip code with an average family size of 3.47 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, that live in 20639:

Married Male Female Nonfamily
Total Households 3,548 181 196 780
Average Household Size 3.57 2.93 3.3 1.26
Total Families 3,548 181 196 0
Average Household Size 3.54 2.69 2.92 0

Poverty

Of the 3,925 families living in 20639, 1.40% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in 20639:

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 4,952 housing units in 20639.

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

Total Percentage
Occupied 4,705 95.01%
Vacant 247 4.99%

7.11% of the total 4,952 housing units in 20639 are rental units. This is approximately 352 properties.

For owner-occupied housing units, a total of 4,319 are occupied by the owner - or 87.22% of the total.

Rental Rates

The median rent for a property in 20639 is $1,139.00.

In the chart below, we can look at the number of rental properties in 20639 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
    34
  • Less than $500
    0
  • $500 to $999
    137
  • $1,000 to $1,499
    82
  • $1,500 to $1,999
    73
  • $2,000 to $2,499
    0
  • $2,500 to $2,999
    22
  • $3,000 or more
    38

Property Value

The median value of a property in 20639 is $449,500.00.

Just like with rental rates, we can look at the number of properties in 20639 that fall into a particular value range.

  • Less than $50,000
    164
  • $50,000 to $99,999
    35
  • $100,000 to $149,999
    0
  • $150,000 to $199,999
    27
  • $200,000 to $299,999
    129
  • $300,000 to $499,999
    2,535
  • $500,000 to $999,999
    1,373
  • $1,000,000 or more
    56

Property Age

We can also look at the age of properties in 20639. The chart below shows the number of properties in 20639 that fall into a particular age range.

  • 1939 or earlier
    137
  • 1940 to 1949
    125
  • 1950 to 1959
    180
  • 1960 to 1969
    50
  • 1970 to 1979
    1,000
  • 1980 to 1989
    1,055
  • 1990 to 1999
    1,223
  • 2000 to 2009
    784
  • 2010 to 2013
    398
  • 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 20639 that have a particular number of vehicles available.

  • No vehicles available
    45
  • 1 vehicle available
    453
  • 2 vehicles available
    1,972
  • 3 or more vehicles available
    2,235

Commuting to Work

In this section, we can also look at how people in 20639 get to work. The chart below shows the number of people in 20639 that commute to work in a particular way.

41.4 minutes is the average travel time to work for people in 20639.

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
    11
  • 5 to 9 minutes
    442
  • 10 to 14 minutes
    952
  • 15 to 19 minutes
    547
  • 20 to 24 minutes
    268
  • 25 to 29 minutes
    56
  • 30 to 34 minutes
    616
  • 35 to 39 minutes
    143
  • 40 to 44 minutes
    593
  • 45 to 59 minutes
    1,361
  • 60 to 89 minutes
    1,398
  • 90 or more minutes
    473

Summary

We've covered a LOT of demographic and population data for 20639 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.

States in 20639

If you want to see how the population and demographics of 20639 compare to other zip codes in Maryland, check out the list of all Maryland zip codes below: