21661 Zip Code

Below you will find a comprehensive overview of the statistics and characteristics of the 21661 zip code. These include population demographics, economic characteristics, education data, occupation information, housing characteristics, and more.

Key Information:
StateMaryland
CityRock Hall
Time ZoneAmerica/New_York
Geo Location39.12803, -76.22014
Population2667
Size84.02 square miles
Median Family Income$68819.00
Median Home Value$215400.00

Population & Demographics

The following information lists the population statistics and breakdown for the 21661 zip code. The total population is 2667, of which, 1243 are male and 1424 are female. With a total area of 84.02 square miles, the population density is 29.6 people per square mile. The median age of the population is 55.3 years old. Below you’ll find additional information on the population and demographics of this zip code, including age distribution, race distribution, language spoken, and more.

YearPopulation
20112547
20122708
20132739
20142723
20152581
20162556
20172493
20182502
20192487
20202695
20212667

Age BracketNumber of PeoplePercentage of Population
Under 5 years old 973.6%
Age 5-91224.6%
Age 10-141204.5%
Age 15-191023.8%
Age 20-241194.5
Age 25-292419%
Age 30-341013.8%
Age 35-39772.9%
Age 40-44123 4.6%
Age 45-49923.4%
Age 50-541304.9%
Age 55-592067.7%
Age 60-6426810%
Age 65-692318.7%
Age 70-7427610.3%
Age 75-791987.4%
Age 80-84521.9%
Age 85 and over1124.2%


Languages Spoken (of those 5 years of age and older) :
  • Speaks Language other than English: 1.3 %
  • Speaks Spanish: 0.5 %
  • Speaks Other Indo-European Language: 0.6 %
  • Speaks Pacific Island Languages: 0 %
  • Speak Other Languages: 0.2 %
Marital Status: 
  • Currently Married: 37.5 %
  • Divorced: 16.9 %
  • Separated (not divorced): 1.5 %
  • Never Married: 33.2 %

Income & Economic Characteristics

The median inflation-adjusted family income in the 21661 zip code is $68819. This is -13.75% less than the national average. This income places 14.5% of the population below the poverty line. The average retirement income for individuals in this zip code (for those that have it) is $37261. Below you can find additional economic characteristics, including income bracket distribution, median income over time, retirement statistics, and more.

Annual Income Bracket ($)Number of Families in Bracket
Less than $10,000.0030
$10,000.00 – $14,999.0013
$15,000.00 – $24,999.0035
$25,000.00 – $34,999.0064
$35,000.00 – $49,999.0096
$50,000.00 – $74,999.0094
$75,000.00 – $99,999.0095
$100,000.00 – $149,999.00115
$150,000.00 – $199,999,0020
$200,000.00 +73

YearMedian Family Income ($ USD)
201165195
201266738
201369097
201468929
201569107
201677292
201770417
201863365
201963939
202063698
202168819

Income Source# of Households
Wage or Salary782
Self Employment143
Social Security592
Dividends, Interest, or Rental293
Retirement434
Other181

Total Insured & Uninsured Individuals: 
  • Families Insure: 2568
  • Families Uninsured: 50
Total Individuals with and w/o retirement income:   
  • Yes retirement income: 434
  • No retirement income: 788

Education

In the 21661 zip code, 93% of individuals over 25 years old have a high school degree or higher, and 33% have a bachelors degree or higher. Additionally, 11.7% of individuals 3 years and older are in private school, and 88.3% are in public school. The data below outline the education level breakdown, degree field breakdown, and more.




Occupation and Work Characteristics

In the 21661 zip, there are an estimated 1338 people in the labor force, of which, 1285 are employed, and 48 are unemployed. There are a total of 5 people in the armed forces. The average commute time for this zip code is 24.6 minutes. Of the total people that work, 65 worked from home and 1266 commuted. The average number of hours worked is 38.3. Below you’ll find additional information on occupation distribution, industry breakdown, commuting characteristics and workplace statistics.

Occupation# of Individual
Management, Business, Science, and Arts417
Services240
Sales and Office316
Construction and Maintenance:157
Transportation and Material Moving155





Housing

The median home value for the 21661 zip code is 215400. There is an estimated  1222 number of occupied housing units, the median gross rent in is $1069 per month, and the average monthly housing costs are estimated to be $1033. Below you’ll find additional breakdowns of home values, rents, home build years, and more.

Home Value (USD)Number of Homes
Less than $50,0003
$50,000 – $99,00028
$100,000 – $149,999137
$150,000 – $199,999216
$200,000 – $299,999186
$300,000 – $499,999119
$500,000 – $999,999117
$1,000,000+18

Home Year BuiltNumber of Homes
2020 or Later0
2010 – 2019113
2000 – 2009134
1980 – 1999203
1960 – 1979226
1940 – 1959314
1939 or earlier232

The median number of rooms in all housing units is 6.2 rooms.
Monthly Rent ($ USD)Number of Units
Less than $50050
$500 – $99975
$1,000 – $1,499177
$1,500 – $1,99926
$2,000 – $2,4990
$2,499 – $2,9990
$3,000 + 5

Monthly Housing Costs ($)Number of Households
Less than 30041
300-499170
500-799227
800-999114
1000-1499340
1500-1999156
2000-249928
2500-299910
3000+71

Monthly Housing Cost as a % of Monthly IncomeNumber of Households
Less than 20%109
20%-24.9%69
25%-29.9%74
30%-34.9%45
35+%64



# of VehiclesHouseholds
None92
1531
2427
3+172
Home Heating Characteristics: 
  • Utility Gas: 2.3 %
  • Bottle Tank or LP Gas: 19.6 %
  • Electricity: 52.6 %
  • Oil or Kerosene etc: 18.6 %
  • Coal or Coke: 0 %
  • All Other: 6.9 %

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All information sourced from official government sources including Census.gov, the IRS, and the Department of Education.