01821 Zip Code

Below you will find a comprehensive overview of the statistics and characteristics of the 01821 zip code. These include population demographics, economic characteristics, education data, occupation information, housing characteristics, and more.

Key Information:
StateMassachusetts
CityBillerica
Time ZoneAmerica/New_York
Geo Location42.55016, -71.25217
Population31499
Size42.906 square miles
Median Family Income$135741.00
Median Home Value$444300.00

Population & Demographics

The following information lists the population statistics and breakdown for the 01821 zip code. The total population is 31499, of which, 15633 are male and 15866 are female. With a total area of 42.906 square miles, the population density is 764.4 people per square mile. The median age of the population is 42 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
201130168
201230569
201330591
201431157
201531607
201631780
201732348
201833016
201932797
202032936
202131499

Age BracketNumber of PeoplePercentage of Population
Under 5 years old 13854.4%
Age 5-915064.8%
Age 10-1418115.7%
Age 15-1919166.1%
Age 20-2419276.1
Age 25-2922217.1%
Age 30-3419266.1%
Age 35-3922187%
Age 40-441995 6.3%
Age 45-4926838.5%
Age 50-5422147%
Age 55-5925478.1%
Age 60-6421526.8%
Age 65-6918035.7%
Age 70-7413804.4%
Age 75-798362.7%
Age 80-845871.9%
Age 85 and over3921.2%


Languages Spoken (of those 5 years of age and older) :
  • Speaks Language other than English: 18.3 %
  • Speaks Spanish: 2.1 %
  • Speaks Other Indo-European Language: 8.5 %
  • Speaks Pacific Island Languages: 4.7 %
  • Speak Other Languages: 3 %
Marital Status: 
  • Currently Married: 54.5 %
  • Divorced: 7.7 %
  • Separated (not divorced): 1.2 %
  • Never Married: 31.8 %

Income & Economic Characteristics

The median inflation-adjusted family income in the 01821 zip code is $135741. This is 83.99% greater than the national average. This income places 3.4% of the population below the poverty line. The average retirement income for individuals in this zip code (for those that have it) is $34283. 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 $10,000.0020
$10,000.00 – $14,999.0025
$15,000.00 – $24,999.00167
$25,000.00 – $34,999.00134
$35,000.00 – $49,999.00440
$50,000.00 – $74,999.00953
$75,000.00 – $99,999.001201
$100,000.00 – $149,999.002228
$150,000.00 – $199,999,001962
$200,000.00 +1588

YearMedian Family Income ($ USD)
201199188
2012102692
201399199
2014103879
2015105247
2016105767
2017105075
2018112008
2019117917
2020123935
2021135741

Income Source# of Households
Wage or Salary10025
Self Employment1305
Social Security3225
Dividends, Interest, or Rental2636
Retirement2856
Other1479

Total Insured & Uninsured Individuals: 
  • Families Insure: 30772
  • Families Uninsured: 727
Total Individuals with and w/o retirement income:   
  • Yes retirement income: 2856
  • No retirement income: 8808

Education

In the 01821 zip code, 95.6% of individuals over 25 years old have a high school degree or higher, and 40.8% have a bachelors degree or higher. Additionally, 19% of individuals 3 years and older are in private school, and 81% are in public school. The data below outline the education level breakdown, degree field breakdown, and more.




Occupation and Work Characteristics

In the 01821 zip, there are an estimated 19758 people in the labor force, of which, 19092 are employed, and 666 are unemployed. There are a total of 0 people in the armed forces. The average commute time for this zip code is 28.5 minutes. Of the total people that work, 2103 worked from home and 18760 commuted. The average number of hours worked is 37.9. Below you’ll find additional information on occupation distribution, industry breakdown, commuting characteristics and workplace statistics.

Occupation# of Individual
Management, Business, Science, and Arts9254
Services2463
Sales and Office3818
Construction and Maintenance:1782
Transportation and Material Moving1775





Housing

The median home value for the 01821 zip code is 444300. There is an estimated  11664 number of occupied housing units, the median gross rent in is $1783 per month, and the average monthly housing costs are estimated to be $1907. Below you’ll find additional breakdowns of home values, rents, home build years, and more.

Home Value (USD)Number of Homes
Less than $50,000213
$50,000 – $99,00042
$100,000 – $149,99995
$150,000 – $199,99958
$200,000 – $299,999471
$300,000 – $499,9995523
$500,000 – $999,9992780
$1,000,000+58

Home Year BuiltNumber of Homes
2020 or Later0
2010 – 2019445
2000 – 20091167
1980 – 19992277
1960 – 19795185
1940 – 19591454
1939 or earlier1136

The median number of rooms in all housing units is 6.3 rooms.
Monthly Rent ($ USD)Number of Units
Less than $50078
$500 – $99992
$1,000 – $1,499497
$1,500 – $1,999835
$2,000 – $2,499547
$2,499 – $2,999179
$3,000 + 51

Monthly Housing Costs ($)Number of Households
Less than 300130
300-499193
500-7991049
800-999978
1000-14991559
1500-19992317
2000-24992063
2500-29991633
3000+1597

Monthly Housing Cost as a % of Monthly IncomeNumber of Households
Less than 20%2699
20%-24.9%1281
25%-29.9%810
30%-34.9%366
35+%1452



# of VehiclesHouseholds
None417
12722
25500
3+3025
Home Heating Characteristics: 
  • Utility Gas: 71.3 %
  • Bottle Tank or LP Gas: 3.3 %
  • Electricity: 7.1 %
  • Oil or Kerosene etc: 16.8 %
  • Coal or Coke: 0 %
  • All Other: 1.2 %

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