Below you will find a comprehensive overview of the statistics and characteristics of the 21830 zip code. These include population demographics, economic characteristics, education data, occupation information, housing characteristics, and more.
The following information lists the population statistics and breakdown for the 21830 zip code. The total population is 4529, of which, 2107 are male and 2422 are female. With a total area of 81.038 square miles, the population density is 50.1 people per square mile. The median age of the population is 41.5 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.
Year
Population
2011
3387
2012
3608
2013
3619
2014
3576
2015
3552
2016
3880
2017
3605
2018
3808
2019
4060
2020
4790
2021
4529
Age Bracket
Number of People
Percentage of Population
Under 5 years oldÂ
181
4%
Age 5-9
234
5.2%
Age 10-14
211
4.7%
Age 15-19
445
9.8%
Age 20-24
439
9.7
Age 25-29
148
3.3%
Age 30-34
186
4.1%
Age 35-39
340
7.5%
Age 40-44
266Â
5.9%
Age 45-49
418
9.2%
Age 50-54
204
4.5%
Age 55-59
490
10.8%
Age 60-64
234
5.2%
Age 65-69
239
5.3%
Age 70-74
117
2.6%
Age 75-79
81
1.8%
Age 80-84
121
2.7%
Age 85 and over
175
3.9%
Languages Spoken (of those 5 years of age and older) :
Speaks Language other than English: 2.3 %
Speaks Spanish: 2.2 %
Speaks Other Indo-European Language: 0 %
Speaks Pacific Island Languages: 0.1 %
Speak Other Languages: 0 %
Marital Status:Â
Currently Married: 56.4 %
Divorced: 9.1 %
Separated (not divorced): 3.1 %
Never Married: 24.8 %
Income & Economic Characteristics
The median inflation-adjusted family income in the 21830 zip code is $97769. This is 33.20% greater than the national average. This income places 4.6% of the population below the poverty line. The average retirement income for individuals in this zip code (for those that have it) is $25579. Below you can find additional economic characteristics, including income bracket distribution, median income over time, retirement statistics, and more.
Annual Income Bracket ($)
Number of Families in Bracket
Less than $10,000.00
42
$10,000.00 – $14,999.00
1
$15,000.00 – $24,999.00
19
$25,000.00 – $34,999.00
71
$35,000.00 – $49,999.00
66
$50,000.00 – $74,999.00
331
$75,000.00 – $99,999.00
284
$100,000.00 – $149,999.00
255
$150,000.00 – $199,999,00
182
$200,000.00 +
95
Year
Median Family Income ($ USD)
2011
68807
2012
74792
2013
69000
2014
69113
2015
72278
2016
76250
2017
78053
2018
84236
2019
84474
2020
92866
2021
97769
Income Source
# of Households
Wage or Salary
1438
Self Employment
193
Social Security
540
Dividends, Interest, or Rental
276
Retirement
212
Other
141
Total Insured & Uninsured Individuals:Â
Families Insure: 4414
Families Uninsured: 115
Total Individuals with and w/o retirement income:Â
Yes retirement income: 212
No retirement income: 1499
Education
In the 21830 zip code, 95.5% of individuals over 25 years old have a high school degree or higher, and 36.1% have a bachelors degree or higher. Additionally, 11.3% of individuals 3 years and older are in private school, and 88.7% are in public school. The data below outline the education level breakdown, degree field breakdown, and more.
Occupation and Work Characteristics
In the 21830 zip, there are an estimated 3030 people in the labor force, of which, 2853 are employed, and 177 are unemployed. There are a total of 0 people in the armed forces. The average commute time for this zip code is 23.4 minutes. Of the total people that work, 357 worked from home and 2836 commuted. The average number of hours worked is 37.8. Below you’ll find additional information on occupation distribution, industry breakdown, commuting characteristics and workplace statistics.
Occupation
# of Individual
Management, Business, Science, and Arts
1189
Services
539
Sales and Office
594
Construction and Maintenance:
322
Transportation and Material Moving
209
Housing
The median home value for the 21830 zip code is 199800. There is an estimated 1711 number of occupied housing units, the median gross rent in is $920 per month, and the average monthly housing costs are estimated to be $977. Below you’ll find additional breakdowns of home values, rents, home build years, and more.
Home Value (USD)
Number of Homes
Less than $50,000
39
$50,000 – $99,000
46
$100,000 – $149,999
148
$150,000 – $199,999
504
$200,000 – $299,999
356
$300,000 – $499,999
334
$500,000 – $999,999
44
$1,000,000+
0
Home Year Built
Number of Homes
2020 or Later
0
2010 – 2019
286
2000 – 2009
447
1980 – 1999
622
1960 – 1979
142
1940 – 1959
48
1939 or earlier
166
The median number of rooms in all housing units is 6.3 rooms.