21666 Zip Code Population and Demographics

In this article, we'll explore the population statistics for the zip code 21666, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

21666 is a zip code in Queen Anne's County, Maryland, which covers District 4 and Kent, with a total population of 13,738 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 21666 zip code. The most basic data is the total population, which is the total number of people living in 21666.

The estimated population of people living in 21666 is 13,738, with a median age of 45.

We can look back at data from previous years to see how the population in the 21666 area has changed over the last 5 years.

Year Population Change 5-Year Change
2021
13,738
+2.04%
+14.74%
2020
13,463
+4.88%
-
2019
12,836
+3.83%
-
2018
12,363
+3.26%
-
2017
11,973
 - -

Population of 21666 by Race and Ethnicity

How much has the race and ethnicity of the population in the 21666 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
84.9%
88.9%
 -4.50%
Black/African American
3.7%
5%
 -26.00%
Native
0%
0%
 0.00%
Hispanic
3.3%
1.6%
 +106.25%
Asian
2%
1.4%
 +42.86%
Hawaiian/Pacific Islander
0%
0%
 0.00%
Two Or More Races
5.9%
2.6%
 +126.92%
Other
0.2%
0.5%
 -60.00%

This data can be very important for anybody studying the 21666 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 21666 by Age and Gender

We can also monitor the change of the age and gender in the 21666 zip code to track track trends in the population over time.

We can see how the population in 21666 has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 45 +1.35% 43.2 0% 46.5 +3.56%
2020 44.4 +2.54% 43.2 -1.37% 44.9 +5.15%
2019 43.3 -1.81% 43.8 -0.9% 42.7 -2.95%
2018 44.1 -0.45% 44.2 -1.12% 44 +0.69%
2017 44.3 - 44.7 - 43.7 -

The median age of the 21666 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 21666 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 9 455 +24.18% 762 1.32% 563 749
10 to 19 883 +25.75% 749 +18.11% 1,121 884
20 to 29 623 +29.24% 716 -11.38% 824 604
30 to 39 476 +58.31% 636 +15.72% 786 709
40 to 49 897 -5.18% 1,017 +5.69% 849 1,061
50 to 59 1,126 -9.09% 1,020 +3.85% 1,007 1,049
60 to 69 796 +29.46% 750 +14.38% 1,041 856
70+ 428 +54.11% 639 +43.35% 690 945

Median Household Income

The latest median household income for the 21666 zip code is $107,797.00.

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 21666.

  • Under 25
    $0.00
  • 25 to 44
    $130,477.00
  • 45 to 64
    $125,405.00
  • 65 and over
    $81,250.00

Average Household Income

Whenever we ask what is the average household income in the 21666 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 21666, 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 21666 is currently $133,971.00.

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.

18.44% of households in 21666 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 21666 against other zip codes.

  • Less than $24,999
    10.31%
  • $25,000 to $49,999
    10.76%
  • $50,000 to $74,999
    10.99%
  • $75,000 to $99,999
    13.10%
  • $100,000 to $149,999
    24.91%
  • $150,000 to $199,999
    11.50%
  • $200,000 or more
    18.44%

Per Capita Income

The per capita income in 21666 is $53,113.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of 21666 by the total population of 21666.

This is different from the average or mean income because it includes and accounts for all people living in the 21666 area, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in 21666 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
    17.21%
  • Bachelor's degree
    39.17%
  • Some college or associate's degree
    10.73%
  • High school diploma or equivalent
    30.76%
  • Less than high school diploma
    2.13%

Employment

Employment rates are all based around the total population in 21666 that are over the age of 16.

Currently, the total population of the 21666 zip over the age of 16 is 11,212.

Of those people, a total of 68.60% 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 21666 is 64.70%.

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 21666 zip code.

Age Population Participation Unemployment Rate
16 to 19 years 791 35.30% 5.70%
20 to 24 years 700 91.30% 7.80%
25 to 29 years 728 89.70% 8.40%
30 to 34 years 721 89.00% 9.00%
35 to 44 years 1,406 93.40% 6.30%
45 to 54 years 2,325 87.70% 2.90%
55 to 59 years 1,009 81.80% 0.00%
60 to 64 years 993 62.90% 0.00%
65 to 74 years 1,669 31.90% 15.20%
75 years and over 870 16.60% 0.00%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in 21666. 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 9,846 68.50% 4.40%
Black or African American 550 76.00% 11.50%
American Indian and Alaska Native 0 0.00% 0.00%
Asian 239 71.10% 0.00%
Native Hawaiian and Other Pacific Islander 0 0.00% 0.00%
Other 25 0.00% 0.00%
Two or more races 552 64.90% 18.00%
Hispanic or Latino 308 66.90% 0.00%
Not Hispanic or Latino 9,614 68.50% 4.50%

Occupations

In this section we can look at the most common occupations for people living in the 21666 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 21666 is 7,250, with median earnings of $55,090.00.

Women in 21666 are earning approximately 63.90% of the men's earnings.

Population Earnings
Total 7,250 $55,090.00
Male 3,911 $71,947.00
Female 3,339 $45,960.00

Occupations by Category

In the table below, we can break down the population and earnings for 21666 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 1,344 $86,719.00
Business and Financial 405 $61,712.00
Computer and Mathematical 235 $103,807.00
Architecture and Engineering 217 $105,388.00
Life, Physical, and Social Science 103 $55,729.00
Community and Social Service 79 $53,424.00
Legal 93 $65,469.00
Educational and Library 479 $40,950.00
Arts, Design, Entertainment, Sports, and Media 157 $31,875.00
Healthcare Practitioners 443 $55,469.00
Healthcare Support 93 $31,375.00
Firefighters and Protective Service 97 $65,781.00
Law Enforcement 145 $107,583.00
Food Preparation and Serving 418 $9,858.00
Building and Grounds Cleaning 46 $0.00
Personal Care and Service 210 $25,636.00
Sales 898 $61,233.00
Office and Administrative Support 723 $46,639.00
Farming, Fishing, and Forestry 0 $0.00
Construction and Extraction 328 $53,750.00
Installation, Maintenance, and Repair 191 $50,583.00
Production 201 $41,837.00
Transportation and Material Moving 180 $36,308.00

Occupations by Gender

Now we can also look at the occupations by category for 21666 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 21666.

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 827 $106,644.00 517 $68,239.00
Business and Financial 218 $61,413.00 187 $69,028.00
Computer and Mathematical 199 $104,186.00 36 $95,417.00
Architecture and Engineering 152 $135,741.00 65 $49,229.00
Life, Physical, and Social Science 45 $50,781.00 58 $56,875.00
Community and Social Service 9 $0.00 70 $52,935.00
Legal 67 $160,677.00 26 $60,938.00
Educational and Library 85 $91,012.00 394 $31,223.00
Arts, Design, Entertainment, Sports, and Media 26 $44,444.00 131 $4,826.00
Healthcare Practitioners 48 $144,792.00 395 $42,254.00
Healthcare Support 0 $0.00 93 $31,375.00
Firefighters and Protective Service 97 $65,781.00 0 $0.00
Law Enforcement 138 $76,875.00 7 $0.00
Food Preparation and Serving 210 $7,609.00 208 $11,530.00
Building and Grounds Cleaning 46 $0.00 0 $0.00
Personal Care and Service 40 $0.00 170 $26,364.00
Sales 539 $83,057.00 359 $38,110.00
Office and Administrative Support 202 $45,865.00 521 $47,734.00
Farming, Fishing, and Forestry 0 $0.00 0 $0.00
Construction and Extraction 328 $53,750.00 0 $0.00
Installation, Maintenance, and Repair 165 $37,350.00 26 $0.00
Production 149 $49,625.00 52 $0.00
Transportation and Material Moving 165 $36,596.00 15 $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 5,315 households in 21666, with an average household size of 2.58 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 3,829 families living in the 21666 zip code with an average family size of 3.07 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 21666:

Married Male Female Nonfamily
Total Households 3,125 254 450 1,486
Average Household Size 3.17 3.44 2.8 1.14
Total Families 3,125 254 450 0
Average Household Size 3.12 2.96 2.78 0

Poverty

Of the 3,829 families living in 21666, 1.90% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in 21666:

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 5,661 housing units in 21666.

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

Total Percentage
Occupied 5,315 93.89%
Vacant 346 6.11%

17.52% of the total 5,661 housing units in 21666 are rental units. This is approximately 992 properties.

For owner-occupied housing units, a total of 4,234 are occupied by the owner - or 74.79% of the total.

Rental Rates

The median rent for a property in 21666 is $1,665.00.

In the chart below, we can look at the number of rental properties in 21666 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
    89
  • Less than $500
    80
  • $500 to $999
    160
  • $1,000 to $1,499
    168
  • $1,500 to $1,999
    266
  • $2,000 to $2,499
    282
  • $2,500 to $2,999
    12
  • $3,000 or more
    24

Property Value

The median value of a property in 21666 is $404,900.00.

Just like with rental rates, we can look at the number of properties in 21666 that fall into a particular value range.

  • Less than $50,000
    28
  • $50,000 to $99,999
    0
  • $100,000 to $149,999
    10
  • $150,000 to $199,999
    162
  • $200,000 to $299,999
    520
  • $300,000 to $499,999
    2,347
  • $500,000 to $999,999
    957
  • $1,000,000 or more
    210

Property Age

We can also look at the age of properties in 21666. The chart below shows the number of properties in 21666 that fall into a particular age range.

  • 1939 or earlier
    214
  • 1940 to 1949
    0
  • 1950 to 1959
    282
  • 1960 to 1969
    256
  • 1970 to 1979
    1,264
  • 1980 to 1989
    1,191
  • 1990 to 1999
    1,215
  • 2000 to 2009
    1,001
  • 2010 to 2013
    238
  • 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 21666 that have a particular number of vehicles available.

  • No vehicles available
    119
  • 1 vehicle available
    1,360
  • 2 vehicles available
    1,832
  • 3 or more vehicles available
    2,004

Commuting to Work

In this section, we can also look at how people in 21666 get to work. The chart below shows the number of people in 21666 that commute to work in a particular way.

30.6 minutes is the average travel time to work for people in 21666.

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
    170
  • 5 to 9 minutes
    602
  • 10 to 14 minutes
    781
  • 15 to 19 minutes
    399
  • 20 to 24 minutes
    737
  • 25 to 29 minutes
    648
  • 30 to 34 minutes
    716
  • 35 to 39 minutes
    133
  • 40 to 44 minutes
    198
  • 45 to 59 minutes
    871
  • 60 to 89 minutes
    750
  • 90 or more minutes
    188

Summary

We've covered a LOT of demographic and population data for 21666 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 21666

If you want to see how the population and demographics of 21666 compare to other zip codes in Maryland, check out the list of all Maryland zip codes below: