21040 ZIP Code — Edgewood, MD
Harford County, Maryland
ZIP code 21040 is located in Edgewood, Maryland, within Harford County. It covers approximately 9.81 square miles and serves a population of 25,110 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 410/443.
About ZIP code 21040
The housing stock consists of a mix of housing types. Most homes were built in the 1980s, giving the area an established character. Median home value is $215,900. Owner-occupancy sits near the national average at 72%.
Median household income is $86,195.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 30 minutes is near the national average.
Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.
25,110
population
9.81
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
21040 ZIP code map
Cities in ZIP code 21040
Below are the cities the US Postal Service accepts for ZIP code 21040. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| Edgewood | Preferred |
Nearby ZIP codes
21009 Abingdon (2.8 mi)
21085 Joppa (3.4 mi)
21017 Belcamp (4.2 mi)
21010 Gunpowder (4.5 mi)
21156 Upper Falls (5.2 mi)
21162 White Marsh (6.4 mi)
21001 Aberdeen (6.7 mi)
21087 Kingsville (6.8 mi)
21005 Aberdeen Proving Ground (7.2 mi)
21015 Bel Air (7.9 mi)
21014 Bel Air (8 mi)
21128 Perry Hall (8.3 mi)
Demographics
updated 05/2026
| Population | |
|---|---|
| Total population | 25,110 |
| Population density | 2,560 / sq mi |
| State FIPS | 24 |
| County FIPS | 025 |
| Geography | |
|---|---|
| Land area | 9.81 sq mi |
| Water area | 1.16 sq mi |
| Latitude | 39.4328 |
| Longitude | -76.2924 |
| Timezone | Eastern (ET) |
| Area code | 410/443 |
Total population by age
Gender
Race & ethnicity
Economics
updated 05/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 38.8% | 25.4% | 28.2% |
| $50k – $100k | 32.3% | 28.0% | 28.2% |
| $100k – $200k | 25.7% | 34.2% | 30.1% |
| Over $200k | 3.2% | 12.4% | 13.4% |
Demographics & statistics
25,110
Population
2,560
People per sq mi
36.8
Median age
$86,195
Median household income
$35,658
Per capita income
$215,900
Median home value
$1,384
Median monthly rent
72.2%
Home ownership
8.4%
Poverty rate
7.2%
Unemployment
7,335
Housing units
23.6%
Bachelor's or higher
Age distribution
Male
Female
802
Under 5
770
947
5–9
910
932
10–14
895
829
15–19
797
865
20–24
830
1,857
25–34
1,783
1,637
35–44
1,573
1,762
45–54
1,693
690
55–59
663
734
60–64
705
1,362
65–74
1,308
276
75–84
265
115
85+
110
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 6,054 | 24.1% |
| 18 and over | 19,056 | 75.9% |
| 65 and over | 3,436 | 13.7% |
| Median age | 36.8 years | |
Race & ethnicity
Black or African American
45.8%
White
36.6%
Two or more races
10.9%
Hispanic or Latino
3.2%
Other race
1.8%
Asian
1.4%
American Indian / Alaska Native
0.3%
| Group | Count | % |
|---|---|---|
| Black or African American | 11,885 | 45.8% |
| White | 9,492 | 36.6% |
| Two or more races | 2,838 | 10.9% |
| Hispanic or Latino | 822 | 3.2% |
| Other race | 458 | 1.8% |
| Asian | 372 | 1.4% |
| American Indian / Alaska Native | 65 | 0.3% |
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 38.8% | 25.4% | 28.2% |
| $50k – $100k | 32.3% | 28.0% | 28.2% |
| $100k – $200k | 25.7% | 34.2% | 30.1% |
| Over $200k | 3.2% | 12.4% | 13.4% |
Under $10k
4.0%
$10k–$15k
2.6%
$15k–$25k
3.3%
$25k–$35k
6.3%
$35k–$50k
13.7%
$50k–$75k
11.9%
$75k–$100k
15.1%
$100k–$150k
28.2%
$150k–$200k
8.6%
$200k+
6.4%
| Range | % of households |
|---|---|
| Under $10k | 4.0% |
| $10k–$15k | 2.6% |
| $15k–$25k | 3.3% |
| $25k–$35k | 6.3% |
| $35k–$50k | 13.7% |
| $50k–$75k | 11.9% |
| $75k–$100k | 15.1% |
| $100k–$150k | 28.2% |
| $150k–$200k | 8.6% |
| $200k+ | 6.4% |
| Median income | $86,195 |
Housing
Home values
Under $50k
9.5%
$50k–$100k
5.0%
$100k–$150k
8.2%
$150k–$200k
19.6%
$200k–$300k
35.8%
$300k–$500k
17.7%
$500k–$1M
4.1%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $215,900 |
| Median rent / month | $1,384 |
| Owner occupied | 72.2% |
| Renter occupied | 27.8% |
| Vacant | 5.4% |
| Single-family detached | 42.7% |
| Large apartment buildings | 3.1% |
| Mobile homes | 4.4% |
| Median rooms | 6.1 |
| Avg household size (owned) | 2.73 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.0% |
| 2010–2019 | 1.9% |
| 2000–2009 | 16.1% |
| 1990–1999 | 19.2% |
| 1980–1989 | 24.1% |
| 1970–1979 | 20.3% |
| 1960–1969 | 10.2% |
| 1950–1959 | 4.2% |
| 1940–1949 | 1.7% |
| 1939 or earlier | 2.3% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 1.1% |
| 1 bedroom | 7.9% |
| 2 bedrooms | 25.7% |
| 3 bedrooms | 38.8% |
| 4 bedrooms | 23.9% |
| 5+ bedrooms | 2.6% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 5.5% |
| 1 vehicle | 37.4% |
| 2 vehicles | 36.7% |
| 3 or more | 20.4% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 38.8% |
| Electricity | 51.4% |
| Propane / LP gas | 3.6% |
| Fuel oil | 3.0% |
| Wood | 0.2% |
| Solar | 0.2% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 3,770 | 40.0% |
| Cohabiting couple | 921 | 9.8% |
| Male householder, no spouse | 1,920 | 20.4% |
| Female householder, no spouse | 2,803 | 29.8% |
| Households with children under 18 | 3,395 | 36.1% |
| Households with seniors (65+) | 2,439 | 25.9% |
| Average household size | 2.66 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 39.4% | 42.4% |
| Married | 42.9% | 36.9% |
| Separated | 2.6% | 3.8% |
| Widowed | 5.1% | 6.4% |
| Divorced | 10.1% | 10.6% |
Education
Less than 9th grade
1.3%
Some HS, no diploma
4.1%
HS graduate
33.9%
Some college, no degree
29.5%
Associate's degree
7.5%
Bachelor's degree
13.6%
Graduate / professional
10.1%
| Metric | % |
|---|---|
| HS diploma or higher | 94.6% |
| Bachelor's or higher | 23.6% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 439 | 6.7% |
| Kindergarten | 314 | 4.8% |
| Elementary school | 2,655 | 40.4% |
| High school | 1,420 | 21.6% |
| College / grad school | 1,736 | 26.4% |
Employment
Industry of employment
Education & healthcare
27.0%
Public administration
13.2%
Retail trade
11.6%
Professional & management
9.4%
Transportation & utilities
8.4%
Arts, food & hospitality
7.1%
Manufacturing
6.3%
Construction
4.6%
Finance & real estate
4.6%
Other services
3.6%
Information
2.2%
Wholesale trade
1.9%
Agriculture & mining
0.1%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 38.9% |
| Service | 20.2% |
| Sales & office | 19.8% |
| Natural resources & construction | 6.3% |
| Production & transportation | 14.9% |
Employment type
| Type | % |
|---|---|
| Private sector | 75.2% |
| Government | 22.1% |
| Self-employed | 2.6% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 76.9% |
| Carpool | 10.0% |
| Public transit | 1.2% |
| Walk | 0.5% |
| Work from home | 8.5% |
| Other means | 3.0% |
| Avg commute (minutes) | 30.4 |
Poverty
All people
8.4%
Under 18 years
12.2%
18 and over
7.2%
Married-couple families
1.3%
Female-led households
17.4%
Income support
| Source | % of households |
|---|---|
| Social Security | 24.4% |
| Retirement income | 22.3% |
| Supplemental Security | 7.5% |
| Cash public assistance | 3.3% |
| Food stamps / SNAP | 16.6% |
Health indicators
| Condition | % |
|---|---|
| Obesity | 38.0% |
| High blood pressure | 35.6% |
| High cholesterol | 29.4% |
| Diabetes | 10.1% |
| Heart disease | 5.0% |
| Stroke | 2.8% |
| Asthma | 11.1% |
| Arthritis | 21.5% |
| Kidney disease | 2.5% |
| Pulmonary disease | 5.9% |
| Cancer | 5.0% |
| Behavior / access | % |
|---|---|
| Smoking | 18.5% |
| Binge drinking | 14.8% |
| No physical activity | 24.1% |
| Less than 7 hrs sleep | 37.4% |
| Depression | 19.0% |
| Fair or poor health | 14.1% |
| Poor mental health | 15.8% |
| Poor physical health | 9.2% |
| No health insurance | 12.5% |
| Visited doctor (checkup) | 78.3% |
| Visited dentist | 59.9% |
| Cholesterol screening | 90.2% |
| Teeth loss | 12.8% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 2,070 | 10.9% |
| Disability | % |
|---|---|
| Any disability | 14.5% |
| Under 18 | 5.7% |
| 18–64 years | 13.7% |
| 65 and over | 33.7% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 61.8% |
| Public insurance | 43.0% |
| No insurance | 6.9% |
| Uninsured under 19 | 6.9% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 23,538 | 93.7% |
| Spanish | 533 | 2.3% |
| Other Indo-European | 383 | 1.6% |
| Asian & Pacific Islander | 38 | 0.2% |
| Other languages | 112 | 0.5% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 23,817 | 94.9% |
| Born in same state | 22,702 | 90.4% |
| Born in different state | 16,397 | 65.3% |
| Foreign born | 1,115 | 4.4% |
| Naturalized citizen | 1,293 | 5.1% |
| Not a US citizen | 892 | 69.0% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| French | 1,029 | 4.1% |
| Italian | 1,020 | 4.1% |
| Arab | 677 | 2.7% |
| German | 161 | 0.6% |
| Ancestry | Count | % |
|---|---|---|
| English | 70 | 0.3% |
| Dutch | 24 | 0.1% |
| Polish | 11 | 0% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 37.5% |
| Internet access | 96.6% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 21040
What city is ZIP code 21040 in?
ZIP code 21040 is primarily assigned to Edgewood, Maryland.
What county is ZIP code 21040 in?
ZIP code 21040 falls within Harford County, Maryland.
Does ZIP code 21040 have a large veteran population?
11% of civilians in ZIP code 21040 are veterans, above the national average of ~7%.
What is the population of ZIP code 21040?
ZIP code 21040 has an estimated population of 25,110 residents, with a density of 2,559 people per square mile.
What is the typical home value in ZIP code 21040?
The median home value in ZIP code 21040 is $215,900.
What is the median household income in ZIP code 21040?
The median household income in ZIP code 21040 is $86,195, above the national median of ~$75,000.
What timezone is ZIP code 21040 in?
ZIP code 21040 observes the EST timezone.