ZIP Code 21240 in Baltimore, MD

Data Last Updated: October 1, 2025
City:Baltimore, Maryland
City Alias:Millersville
County:Anne Arundel County
Timezone:Eastern (GMT -05:00)
Local Time:12:30:59 AM
Population:No Population Data
Area Codes:227 / 240 / 410 / 443 / 667
Classification:Standard [Normal Street Delivery]
Coordinates:39.1746, -76.6709
Land Area:4.51 sq mi
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https://www.zip-codes.com/zip-code/21240/zip-code-21240.asp

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Population & Demographics


ZIP Code 21240 has 0 residents and 0 households. Age detail is not available. Gender breakdown is not available. Race and ethnicity breakdown is not available.

Explore More: Population Over Time By Age & Gender By Race By Gender Nativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:0Source: Census DHC
2023 ACS Population Estimate:0Source: Census ACS
2025 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:0.0 people per sq mile
Average Income:$0Source: Census ACS
Households:0Source: Census DHC
Average House Value:$0Source: Census ACS
Persons Per Household:0.00Source: Census DHC
Average Family Size:0.00Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--0000000000000
Decennial Census0------------------0------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 0

Male Median Age: 0

Female Median Age: 0

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male000000000000000000
Female000000000000000000
Total000000000000000000
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:00%
Black:00%
Hispanic:*00%
Asian:00%
American Indian:00%
Hawaiian:00%
Other:00%
Total:0100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:00%0.0 years
Females:00%0.0 years
Total:0100%0.0 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:00%
Native, born in PR, Island Areas, or abroad:00%
Foreign born, naturalized U.S. citizen:00%
Foreign born, not a U.S. citizen:00%
Total Population:0100%
Total Native Population:00%
Total Foreign-born Population:00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $0, which is far less than the state median ($101,652), and above its 2019 pre-pandemic level by $0. Family households earn a median of $0 versus $0 for nonfamily households (a difference of $0). By gender, male median income is $0 and female is $0, which is well under the state female median ($68,044), with a current gap of $0 that has stayed about the same from 2011 to 2023.

Explore More: Income Over Time Household Income Employment Status By Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Family Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Median NonFamily Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Male Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Median Female Income$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:00%
Unemployed:00%
Not In Labor Force:00%
Total:0100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:00%
Service:00%
Sales and Office:00%
Natural resources, construction, and maintenance:00%
Production, transportation, and material moving:00%
Total Civilian Employed Population:0100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $0, which is considerably lower than the state median ($397,700), and above its 2019 pre-pandemic level by $0. The median gross rent is $0, which is far less than the state median ($1,662), and above its 2019 pre-pandemic level by $0. Insufficient data for owner/renter mix. Insufficient data for vacancy rate.

Explore More: Compare Home Value Home Value Over Time Rent & Over Time Housing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00%
$500 to $999:00%
$1,000 to $1,499:00%
$1,500 to $1,999:00%
$2,000 to $2,499:00%
$2,500 to $2,999:00%
$3,000 or more:00%
No Rent:00%
Total:0100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$0$0$0$0$0$0$0$0$0$0$0$0$0
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):00%
Owner Occupied (free and clear, no mortgage):00%
Renter Occupied:00%
Total Occupied Housing Units:0100%

Occupied Housing Units:00%
Vacant Housing Units (not graphed):00%
Total Housing Units:0100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:00%
Multi-Family Units:00%
Other Units:00%
Total Housing Units:0100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


Insufficient data for educational attainment. Insufficient data for health insurance coverage. Insufficient data for poverty. Insufficient data for school enrollment.

Explore More: Educational Attainment Health Insurance Poverty Over Time School Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00%
9th to 12th grade, no diploma:00%
High school graduate (includes equivalency):00%
Some college, no degree:00%
Associate's degree:00%
Bachelor's degree:00%
Graduate or professional degree:00%
Total:0100%
High school or higher:00%
Bachelor's degree or higher:00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:00%
Public Insurance:00%
No Insurance:00%
Total:0100%
Has Health Insurance:00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%-666,666,666.0%0.0%0.0%0.0%0.0%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00%
Kindergarten:00%
Elementary school (grades 1-8):00%
High school (grades 9-12):00%
College or graduate school:00%
Total:0100%
Early Childhood:00%
K-12 (Primary & Secondary School):00%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 21240 supports both business and residential activity. According to the Business Census (2023), there are 118 business establishments, employing about 10,902 people with an annual payroll of $707,188,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:96Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:118Source: CBP
1st Quarter Payroll:$180,636,000Source: CBP
Annual Payroll:$707,188,000Source: CBP
# of Employees:10,902Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 21240 is located in Anne Arundel County, Maryland, within the Baltimore-Columbia-Towson, MD Metropolitan Statistical Area (CBSA 12580) and Maryland's 3rd Congressional District. This Metro area has a population of 2,839,409 people, about 0.00% of whom live in ZIP Code 21240. It covers 4.51 sq mi of land and a water area of 0 sq mi.

CBSA Name:Baltimore-Columbia-Towson, MDSource: Census
CBSA Number:12580Source: Census
CBSA Type:MetroSource: Census
CBSA Division:--Source: Census
CBSA Population:2,839,409Source: Census
MSA:Washington-Baltimore, DC-MD-VA-WV CMSASource: Census
Land Area:4.51 sq miSource: Census
Water Area:--Source: Census
Congressional District:03Source: USPS
Congressional Land Area:304.14 sq miSource: Census
PMSA:Baltimore, MD PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:2404000Source: Census
Place Name:Baltimore city; MarylandSource: Census

Adjacent & Nearby ZIP Codes


21241 | | 21239

Schools in ZIP Code 21240


We could not locate which school district 21240 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Lindale Middle 415 Andover Rd
Linthicum, MD 21090
District: Anne Arundel County Public SchoolsNearby
Ferndale Early Education Center 105 Packard Ave
Glen Burnie, MD 21061
District: Anne Arundel County Public SchoolsNearby
Linthicum Elementary 101 School Ln
Linthicum, MD 21090
District: Anne Arundel County Public SchoolsNearby
Hilltop Elementary 415 Melrose Ave
Glen Burnie, MD 21061
District: Anne Arundel County Public SchoolsNearby
North County High 10 East 1st Avenue
Glen Burnie, MD 21061
District: Anne Arundel County Public SchoolsNearby
Arundel Christian School 7459 Candlewood Rd Suites A-F Ste A
Hanover, MD 21076
District: Private SchoolNearby
Friendship Adventist School 901 Andover Rd
Linthicum, MD 21090
District: Private SchoolNearby
Monsignor Slade Catholic School 120 Dorsey Rd
Glen Burnie, MD 21061
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 21240


Cortiva Institute 517 Progress Drive Suite A - J
Linthicum, MD 21090
Type: Post Secondary
Empire Beauty School-Glen Burnie 6320 Ritchie Hwy, Suite F
Glen Burnie, MD 21061
Type: Post Secondary
University Of Maryland-Baltimore County 1000 Hilltop Circle
Baltimore, MD 21250
Type: Post Secondary
Paul Mitchell The School-Jessup 7351 Assateague Drive, Suite 370
Jessup, MD 20794
Type: Post Secondary
Strayer University-Anne Arundel Campus 1520 Jabez Run, Suite 100
Millersville, MD 21108
Type: Post Secondary
University Of Maryland, Baltimore 620 West Lexington St
Baltimore, MD 21201-1627
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov