20105 Zip Code Population and Demographics

In this article, we'll explore the population statistics for the zip code 20105, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

20105 is a zip code in Loudoun County, Virginia, which covers Blue Ridge and Dulles, with a total population of 30,927 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 20105 zip code. The most basic data is the total population, which is the total number of people living in 20105.

The estimated population of people living in 20105 is 30,927, with a median age of 36.

We can look back at data from previous years to see how the population in the 20105 area has changed over the last 5 years.

Year Population Change 5-Year Change
2021
30,927
+12.36%
+70.04%
2020
27,526
+9.37%
-
2019
25,168
+17.69%
-
2018
21,385
+17.58%
-
2017
18,188
 - -

Population of 20105 by Race and Ethnicity

How much has the race and ethnicity of the population in the 20105 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
50.4%
45%
 +12.00%
Black/African American
10.7%
14.9%
 -28.19%
Native
0.2%
0.1%
 +100.00%
Hispanic
6.6%
9.3%
 -29.03%
Asian
26.2%
23.7%
 +10.55%
Hawaiian/Pacific Islander
0%
0.2%
 -100.00%
Two Or More Races
5.7%
6.4%
 -10.94%
Other
0.1%
0.4%
 -75.00%

This data can be very important for anybody studying the 20105 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 20105 by Age and Gender

We can also monitor the change of the age and gender in the 20105 zip code to track track trends in the population over time.

We can see how the population in 20105 has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 36 +1.41% 36.8 +1.1% 34.7 +1.17%
2020 35.5 +2.6% 36.4 +3.41% 34.3 +0.29%
2019 34.6 +0.58% 35.2 -0.85% 34.2 +2.7%
2018 34.4 +0.88% 35.5 +0.85% 33.3 -1.19%
2017 34.1 - 35.2 - 33.7 -

The median age of the 20105 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 20105 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 2,354 +38.12% 1,831 +64.24% 3,368 3,297
10 to 19 977 +69.99% 1,286 +65.3% 1,789 2,332
20 to 29 514 +44.97% 871 +33.86% 733 1,197
30 to 39 1,799 +52.01% 2,030 +53.04% 2,922 3,322
40 to 49 1,442 +84.15% 1,420 +56.62% 3,077 2,392
50 to 59 950 +80.72% 1,073 +46.57% 1,913 1,626
60 to 69 535 +30.96% 571 +43.64% 716 854
70+ 330 +98.62% 205 +137.63% 793 596

Median Household Income

The latest median household income for the 20105 zip code is $177,555.00.

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 20105.

  • Under 25
    $0.00
  • 25 to 44
    $173,263.00
  • 45 to 64
    $192,700.00
  • 65 and over
    $129,635.00

Average Household Income

Whenever we ask what is the average household income in the 20105 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 20105, 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 20105 is currently $189,896.00.

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.

40.83% of households in 20105 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 20105 against other zip codes.

  • Less than $24,999
    0.73%
  • $25,000 to $49,999
    3.78%
  • $50,000 to $74,999
    4.51%
  • $75,000 to $99,999
    8.40%
  • $100,000 to $149,999
    21.17%
  • $150,000 to $199,999
    20.59%
  • $200,000 or more
    40.83%

Per Capita Income

The per capita income in 20105 is $57,976.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of 20105 by the total population of 20105.

This is different from the average or mean income because it includes and accounts for all people living in the 20105 area, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in 20105 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
    36.54%
  • Bachelor's degree
    49.47%
  • Some college or associate's degree
    4.92%
  • High school diploma or equivalent
    8.62%
  • Less than high school diploma
    0.45%

Employment

Employment rates are all based around the total population in 20105 that are over the age of 16.

Currently, the total population of the 20105 zip over the age of 16 is 21,139.

Of those people, a total of 76.40% 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 20105 is 74.50%.

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 20105 zip code.

Age Population Participation Unemployment Rate
16 to 19 years 998 24.50% 4.90%
20 to 24 years 807 74.70% 4.30%
25 to 29 years 1,123 82.40% 4.10%
30 to 34 years 2,245 90.70% 3.10%
35 to 44 years 7,362 86.00% 0.40%
45 to 54 years 3,885 88.30% 1.10%
55 to 59 years 1,760 82.30% 7.30%
60 to 64 years 614 87.80% 0.00%
65 to 74 years 1,545 34.80% 0.00%
75 years and over 800 5.40% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in 20105. 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 11,795 77.10% 2.00%
Black or African American 1,983 82.30% 2.80%
American Indian and Alaska Native 44 77.30% 0.00%
Asian 5,798 69.50% 0.30%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 492 91.10% 1.80%
Two or more races 1,027 87.20% 7.00%
Hispanic or Latino 1,694 86.20% 2.80%
Not Hispanic or Latino 11,007 76.70% 1.80%

Occupations

In this section we can look at the most common occupations for people living in the 20105 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 20105 is 15,743, with median earnings of $90,234.00.

Women in 20105 are earning approximately 51.70% of the men's earnings.

Population Earnings
Total 15,743 $90,234.00
Male 8,772 $117,230.00
Female 6,971 $60,555.00

Occupations by Category

In the table below, we can break down the population and earnings for 20105 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 2,853 $118,117.00
Business and Financial 2,033 $95,283.00
Computer and Mathematical 2,902 $141,823.00
Architecture and Engineering 188 $195,833.00
Life, Physical, and Social Science 132 $65,962.00
Community and Social Service 169 $54,497.00
Legal 163 $66,797.00
Educational and Library 1,074 $33,750.00
Arts, Design, Entertainment, Sports, and Media 324 $76,534.00
Healthcare Practitioners 522 $51,886.00
Healthcare Support 298 $41,576.00
Firefighters and Protective Service 279 $106,440.00
Law Enforcement 403 $132,679.00
Food Preparation and Serving 588 $18,883.00
Building and Grounds Cleaning 113 $31,386.00
Personal Care and Service 480 $26,382.00
Sales 1,036 $80,691.00
Office and Administrative Support 827 $73,036.00
Farming, Fishing, and Forestry 114 $0.00
Construction and Extraction 366 $64,672.00
Installation, Maintenance, and Repair 194 $102,411.00
Production 233 $44,375.00
Transportation and Material Moving 338 $53,514.00

Occupations by Gender

Now we can also look at the occupations by category for 20105 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 20105.

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 1,673 $156,036.00 1,180 $84,520.00
Business and Financial 608 $101,696.00 1,425 $74,950.00
Computer and Mathematical 2,459 $143,750.00 443 $116,488.00
Architecture and Engineering 179 $195,083.00 9 $0.00
Life, Physical, and Social Science 99 $62,361.00 33 $0.00
Community and Social Service 66 $53,578.00 103 $69,688.00
Legal 116 $158,542.00 47 $0.00
Educational and Library 269 $69,076.00 805 $17,008.00
Arts, Design, Entertainment, Sports, and Media 191 $88,706.00 133 $10,087.00
Healthcare Practitioners 213 $52,083.00 309 $39,864.00
Healthcare Support 17 $0.00 281 $41,114.00
Firefighters and Protective Service 249 $106,404.00 30 $0.00
Law Enforcement 403 $132,679.00 0 $0.00
Food Preparation and Serving 161 $50,063.00 427 $18,801.00
Building and Grounds Cleaning 102 $31,636.00 11 $0.00
Personal Care and Service 89 $106,055.00 391 $19,789.00
Sales 455 $87,473.00 581 $54,219.00
Office and Administrative Support 235 $177,635.00 592 $58,008.00
Farming, Fishing, and Forestry 114 $0.00 0 $0.00
Construction and Extraction 352 $64,385.00 14 $0.00
Installation, Maintenance, and Repair 194 $102,411.00 0 $0.00
Production 186 $56,071.00 47 $32,292.00
Transportation and Material Moving 247 $53,250.00 91 $53,596.00

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 9,366 households in 20105, with an average household size of 3.3 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 8,074 families living in the 20105 zip code with an average family size of 3.56 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 20105:

Married Male Female Nonfamily
Total Households 7,065 497 512 1,292
Average Household Size 3.66 3.08 3.43 1.38
Total Families 7,065 497 512 0
Average Household Size 3.64 2.66 3.34 0

Poverty

Of the 8,074 families living in 20105, 0.30% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in 20105:

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 9,388 housing units in 20105.

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

Total Percentage
Occupied 9,366 99.77%
Vacant 22 0.23%

9.61% of the total 9,388 housing units in 20105 are rental units. This is approximately 902 properties.

For owner-occupied housing units, a total of 8,282 are occupied by the owner - or 88.22% of the total.

Rental Rates

The median rent for a property in 20105 is $2,520.00.

In the chart below, we can look at the number of rental properties in 20105 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
    182
  • Less than $500
    0
  • $500 to $999
    158
  • $1,000 to $1,499
    58
  • $1,500 to $1,999
    82
  • $2,000 to $2,499
    139
  • $2,500 to $2,999
    354
  • $3,000 or more
    111

Property Value

The median value of a property in 20105 is $634,200.00.

Just like with rental rates, we can look at the number of properties in 20105 that fall into a particular value range.

  • Less than $50,000
    56
  • $50,000 to $99,999
    13
  • $100,000 to $149,999
    24
  • $150,000 to $199,999
    52
  • $200,000 to $299,999
    411
  • $300,000 to $499,999
    1,952
  • $500,000 to $999,999
    5,182
  • $1,000,000 or more
    592

Property Age

We can also look at the age of properties in 20105. The chart below shows the number of properties in 20105 that fall into a particular age range.

  • 1939 or earlier
    189
  • 1940 to 1949
    84
  • 1950 to 1959
    82
  • 1960 to 1969
    176
  • 1970 to 1979
    102
  • 1980 to 1989
    154
  • 1990 to 1999
    333
  • 2000 to 2009
    3,210
  • 2010 to 2013
    5,016
  • 2014 or later
    42

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 20105 that have a particular number of vehicles available.

  • No vehicles available
    120
  • 1 vehicle available
    1,135
  • 2 vehicles available
    6,024
  • 3 or more vehicles available
    2,087

Commuting to Work

In this section, we can also look at how people in 20105 get to work. The chart below shows the number of people in 20105 that commute to work in a particular way.

39.7 minutes is the average travel time to work for people in 20105.

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
    160
  • 5 to 9 minutes
    453
  • 10 to 14 minutes
    504
  • 15 to 19 minutes
    868
  • 20 to 24 minutes
    1,054
  • 25 to 29 minutes
    947
  • 30 to 34 minutes
    1,829
  • 35 to 39 minutes
    522
  • 40 to 44 minutes
    823
  • 45 to 59 minutes
    1,785
  • 60 to 89 minutes
    1,986
  • 90 or more minutes
    701

Summary

We've covered a LOT of demographic and population data for 20105 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 20105

If you want to see how the population and demographics of 20105 compare to other zip codes in Virginia, check out the list of all Virginia zip codes below: