21108 ZIP Code — Millersville, MD

Anne Arundel County, Maryland

ZIP code 21108 is located in Millersville, Maryland, within Anne Arundel County. It covers approximately 12.91 square miles and serves a population of 18,046 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 443/410.

About ZIP code 21108

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $527,700. Owner-occupancy is high at 89%, well above the national average.

Median household income is $142,001. The poverty rate of 4% is below the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 29 minutes is near the national average.

Educational attainment is high — 50% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Notable community characteristics include a notable veteran presence at 11% of civilians, above the national average of 7%.

Overall, ZIP code 21108 reflects a community defined by a strong veteran community and high homeownership.

18,046

population

12.91

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21108 ZIP code map

Cities in ZIP code 21108

Below are the cities the US Postal Service accepts for ZIP code 21108. Using any city not on this list may result in mail delivery delays.

City	Status
Millersville	Preferred

Nearby ZIP codes

21146 Severna Park (2.8 mi) 21032 Crownsville (3.8 mi) 21144 Severn (4.5 mi) 21054 Gambrills (4.9 mi) 21405 Annapolis (5.3 mi) 21062 Glen Burnie (5.4 mi) 21061 Glen Burnie (5.6 mi) 21113 Odenton (5.8 mi) 21122 Pasadena (6.2 mi) 21114 Crofton (6.3 mi) 21060 Glen Burnie (6.5 mi) 21240 Baltimore (6.9 mi)

Demographics updated 05/2026

Population
Total population	18,046
Population density	1,398 / sq mi
State FIPS	24
County FIPS	003

Geography
Land area	12.91 sq mi
Water area	0.28 sq mi
Latitude	39.0844
Longitude	-76.6157
Timezone	Eastern (ET)
Area code	443/410

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	14.0%	20.1%	28.2%
$50k – $100k	22.6%	27.4%	28.2%
$100k – $200k	39.6%	36.3%	30.1%
Over $200k	23.7%	16.2%	13.4%

Demographics & statistics

18,046

Population

1,398

People per sq mi

39.8

Median age

$142,001

Median household income

$57,453

Per capita income

$527,700

Median home value

$1,886

Median monthly rent

88.6%

Home ownership

3.9%

Poverty rate

3.9%

Unemployment

5,749

Housing units

50.0%

Bachelor's or higher

Age distribution

Male Female

431

Under 5

475

492

5–9

542

611

10–14

675

670

15–19

739

658

20–24

727

960

25–34

1,060

942

35–44

1,039

1,281

45–54

1,413

600

55–59

662

618

60–64

682

924

65–74

1,019

310

75–84

342

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	4,250	23.6%
18 and over	13,796	76.4%
65 and over	2,769	15.3%
Median age	39.8 years

Race & ethnicity

White 74.6%

Black or African American 9.1%

Two or more races 7.1%

Asian 4.9%

Hispanic or Latino 3.3%

Other race 1.1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	13,914	74.6%
Black or African American	1,691	9.1%
Two or more races	1,316	7.1%
Asian	911	4.9%
Hispanic or Latino	609	3.3%
Other race	200	1.1%
American Indian / Alaska Native	14	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	14.0%	20.1%	28.2%
$50k – $100k	22.6%	27.4%	28.2%
$100k – $200k	39.6%	36.3%	30.1%
Over $200k	23.7%	16.2%	13.4%

Under $10k 2.0%

$10k–$15k 1.0%

$15k–$25k 2.0%

$25k–$35k 2.5%

$35k–$50k 2.1%

$50k–$75k 13.7%

$75k–$100k 9.6%

$100k–$150k 20.0%

$150k–$200k 18.5%

$200k+ 28.6%

Range	% of households
Under $10k	2.0%
$10k–$15k	1.0%
$15k–$25k	2.0%
$25k–$35k	2.5%
$35k–$50k	2.1%
$50k–$75k	13.7%
$75k–$100k	9.6%
$100k–$150k	20.0%
$150k–$200k	18.5%
$200k+	28.6%
Median income	$142,001

Housing

Home values

Under $50k 1.7%

$50k–$100k 0.7%

$100k–$150k 0.2%

$150k–$200k 2.5%

$200k–$300k 13.9%

$300k–$500k 26.7%

$500k–$1M 52.6%

$1M+ 1.8%

Housing overview

Metric	Value
Median home value	$527,700
Median rent / month	$1,886
Owner occupied	88.6%
Renter occupied	11.4%
Vacant	2.7%
Single-family detached	75.9%
Large apartment buildings	0.9%
Mobile homes	0.8%
Median rooms	7.7
Avg household size (owned)	2.91

Year built

Era	%
2020 or later	4.3%
2010–2019	9.6%
2000–2009	7.4%
1990–1999	10.7%
1980–1989	24.0%
1970–1979	23.1%
1960–1969	10.9%
1950–1959	4.7%
1940–1949	2.1%
1939 or earlier	3.3%

Bedrooms

Size	% of units
No bedroom (studio)	0.3%
1 bedroom	1.8%
2 bedrooms	10.7%
3 bedrooms	31.2%
4 bedrooms	42.7%
5+ bedrooms	13.3%

Vehicles per household

Vehicles	% of households
No vehicle	1.2%
1 vehicle	14.0%
2 vehicles	47.9%
3 or more	36.8%

Heating fuel

Fuel type	%
Utility gas	34.6%
Electricity	46.4%
Propane / LP gas	3.1%
Fuel oil	14.6%
Wood	0.5%
Solar	0.3%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	4,114	65.4%
Cohabiting couple	219	3.5%
Male householder, no spouse	711	11.3%
Female householder, no spouse	1,245	19.8%
Households with children under 18	2,329	37.0%
Households with seniors (65+)	1,963	31.2%
Average household size	2.86

Marital status

Status	Male	Female
Never married	30.0%	27.8%
Married	61.9%	53.0%
Separated	0.5%	0.4%
Widowed	2.4%	5.4%
Divorced	5.3%	13.4%

Education

Less than 9th grade 0.8%

Some HS, no diploma 2.7%

HS graduate 17.1%

Some college, no degree 21.2%

Associate's degree 8.2%

Bachelor's degree 30.7%

Graduate / professional 19.2%

Metric	%
HS diploma or higher	96.5%
Bachelor's or higher	50.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	406	8.2%
Kindergarten	70	1.4%
Elementary school	1,973	40.0%
High school	1,346	27.3%
College / grad school	1,132	23.0%

Employment

Industry of employment

Education & healthcare 19.2%

Professional & management 16.8%

Public administration 16.6%

Retail trade 11.3%

Construction 7.8%

Arts, food & hospitality 6.5%

Finance & real estate 6.1%

Manufacturing 4.7%

Other services 4.1%

Transportation & utilities 4.0%

Wholesale trade 2.0%

Information 1.0%

Occupation

Category	%
Management, business & arts	50.3%
Service	12.0%
Sales & office	26.2%
Natural resources & construction	6.4%
Production & transportation	5.1%

Employment type

Type	%
Private sector	66.9%
Government	24.6%
Self-employed	8.4%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	75.7%
Carpool	5.9%
Public transit	2.4%
Walk	1.2%
Work from home	13.8%
Other means	1.0%
Avg commute (minutes)	28.8

Poverty

All people 3.9%

Under 18 years 2.7%

18 and over 4.3%

Married-couple families 1.3%

Female-led households 6.2%

Income support

Source	% of households
Social Security	27.9%
Retirement income	29.1%
Supplemental Security	3.3%
Cash public assistance	1.8%
Food stamps / SNAP	6.4%

Health indicators

Condition	%
Obesity	30.4%
High blood pressure	30.9%
High cholesterol	33.4%
Diabetes	8.0%
Heart disease	4.8%
Stroke	2.1%
Asthma	8.7%
Arthritis	22.2%
Kidney disease	2.2%
Pulmonary disease	4.5%
Cancer	6.4%

Behavior / access	%
Smoking	11.3%
Binge drinking	16.6%
No physical activity	16.8%
Less than 7 hrs sleep	31.7%
Depression	18.5%
Fair or poor health	8.8%
Poor mental health	12.5%
Poor physical health	7.4%
No health insurance	7.7%
Visited doctor (checkup)	75.9%
Visited dentist	74.2%
Cholesterol screening	93.5%
Teeth loss	6.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,560	11.4%

Disability	%
Any disability	9.4%
Under 18	6.3%
18–64 years	7.4%
65 and over	22.7%

Health insurance coverage

Type	%
Private insurance	85.3%
Public insurance	25.4%
No insurance	3.8%
Uninsured under 19	2.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,140	95.0%
Spanish	248	1.4%
Other Indo-European	91	0.5%
Asian & Pacific Islander	19	0.1%
Other languages	138	0.8%

Place of birth & citizenship

Origin	Count	%
Native born (US)	16,986	94.1%
Born in same state	16,645	92.2%
Born in different state	10,655	59.0%
Foreign born	341	1.9%
Naturalized citizen	1,060	5.9%
Not a US citizen	782	73.8%

Ancestry

Ancestry	Count	%
French	2,826	15.7%
Italian	2,561	14.2%
Arab	823	4.6%
English	144	0.8%
German	113	0.6%

Ancestry	Count	%
Irish	106	0.6%
Norwegian	75	0.4%
Polish	52	0.3%
Dutch	29	0.2%

Technology access

Metric	% of households
Computer access	34.8%
Internet access	98.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 21108

What city is ZIP code 21108 in?

ZIP code 21108 is primarily assigned to Millersville, Maryland.

What county is ZIP code 21108 in?

ZIP code 21108 falls within Anne Arundel County, Maryland.

Is ZIP code 21108 mostly owner-occupied?

89% of occupied units in ZIP code 21108 are owner-occupied, well above the national average.

How educated is the population of ZIP code 21108?

50% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 21108 have a large veteran population?

11% of civilians in ZIP code 21108 are veterans, above the national average of ~7%.

What is the median household income in ZIP code 21108?

The median household income in ZIP code 21108 is $142,001, above the national median of ~$75,000.

What timezone is ZIP code 21108 in?

ZIP code 21108 observes the EST timezone.