21210 ZIP Code — Baltimore, MD

Baltimore City County, Maryland

ZIP code 21210 is located in Baltimore, Maryland, within Baltimore City County. It covers approximately 3.45 square miles and serves a population of 15,005 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 410/443.

About ZIP code 21210

The housing stock consists of a significant share of large multi-unit buildings. Most homes were built in the pre-1940, giving the area an established character. Median home value is $479,800. Owner-occupancy sits near the national average at 62%.

The gap between median ($114,409) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 6% 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 24 minutes is near the national average. Remote work is prevalent — 26% of workers work from home.

Educational attainment is high — 82% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 21210 reflects a community defined by a highly educated population and a high rate of remote workers.

15,005

population

3.45

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21210 ZIP code map

Cities in ZIP code 21210

Below are the cities the US Postal Service accepts for ZIP code 21210. Using any city not on this list may result in mail delivery delays.

City	Status
Baltimore	Acceptable
Baltimore	Preferred

Nearby ZIP codes

21212 Baltimore (1 mi) 21209 Baltimore (1.9 mi) 21211 Baltimore (2 mi) 21252 Towson (2.3 mi) 21239 Baltimore (2.6 mi) 21218 Baltimore (2.7 mi) 21215 Baltimore (2.8 mi) 21251 Baltimore (3 mi) 21204 Towson (3.1 mi) 21217 Baltimore (3.4 mi) 21216 Baltimore (3.8 mi) 21214 Baltimore (3.9 mi)

Demographics updated 05/2026

Population
Total population	15,005
Population density	4,349 / sq mi
State FIPS	24
County FIPS	510

Geography
Land area	3.45 sq mi
Water area	0.04 sq mi
Latitude	39.3570
Longitude	-76.6354
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	25.2%	46.5%	28.2%
$50k – $100k	24.0%	28.0%	28.2%
$100k – $200k	20.9%	18.7%	30.1%
Over $200k	30.0%	6.8%	13.4%

Demographics & statistics

15,005

Population

4,349

People per sq mi

31.4

Median age

$114,409

Median household income

$64,564

Per capita income

$479,800

Median home value

$1,471

Median monthly rent

62.0%

Home ownership

6.1%

Poverty rate

5.1%

Unemployment

3,673

Housing units

82.2%

Bachelor's or higher

Age distribution

Male Female

239

Under 5

294

399

5–9

492

298

10–14

366

1,130

15–19

1,391

935

20–24

1,151

634

25–34

781

543

35–44

669

729

45–54

897

319

55–59

392

417

60–64

514

600

65–74

739

333

75–84

411

149

85+

183

← Male

Female →

Age summary

Group	Count	%
Under 18	2,422	16.1%
18 and over	12,583	83.9%
65 and over	2,415	16.1%
Median age	31.4 years

Race & ethnicity

White 58.9%

Black or African American 14.5%

Asian 8.6%

Hispanic or Latino 7.9%

Two or more races 6.7%

Other race 3.3%

American Indian / Alaska Native 0.1%

Group	Count	%
White	9,595	58.9%
Black or African American	2,355	14.5%
Asian	1,404	8.6%
Hispanic or Latino	1,279	7.9%
Two or more races	1,094	6.7%
Other race	533	3.3%
American Indian / Alaska Native	17	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.2%	46.5%	28.2%
$50k – $100k	24.0%	28.0%	28.2%
$100k – $200k	20.9%	18.7%	30.1%
Over $200k	30.0%	6.8%	13.4%

Under $10k 3.9%

$10k–$15k 1.6%

$15k–$25k 4.6%

$25k–$35k 2.2%

$35k–$50k 8.0%

$50k–$75k 9.3%

$75k–$100k 15.5%

$100k–$150k 13.9%

$150k–$200k 10.7%

$200k+ 30.3%

Range	% of households
Under $10k	3.9%
$10k–$15k	1.6%
$15k–$25k	4.6%
$25k–$35k	2.2%
$35k–$50k	8.0%
$50k–$75k	9.3%
$75k–$100k	15.5%
$100k–$150k	13.9%
$150k–$200k	10.7%
$200k+	30.3%
Median income	$114,409

Housing

Home values

Under $50k 0.5%

$50k–$100k 1.6%

$100k–$150k 6.5%

$150k–$200k 9.8%

$200k–$300k 9.0%

$300k–$500k 25.0%

$500k–$1M 38.0%

$1M+ 9.7%

Housing overview

Metric	Value
Median home value	$479,800
Median rent / month	$1,471
Owner occupied	62.0%
Renter occupied	38.0%
Vacant	6.7%
Single-family detached	30.7%
Large apartment buildings	30.7%
Mobile homes	0.2%
Median rooms	5.4
Avg household size (owned)	2.32

Year built

Era	%
2020 or later	0.4%
2010–2019	0.6%
2000–2009	1.5%
1990–1999	3.4%
1980–1989	6.2%
1970–1979	9.6%
1960–1969	16.5%
1950–1959	14.2%
1940–1949	5.4%
1939 or earlier	42.1%

Bedrooms

Size	% of units
No bedroom (studio)	6.1%
1 bedroom	16.8%
2 bedrooms	26.6%
3 bedrooms	26.2%
4 bedrooms	12.2%
5+ bedrooms	12.2%

Vehicles per household

Vehicles	% of households
No vehicle	10.2%
1 vehicle	43.1%
2 vehicles	39.3%
3 or more	7.4%

Heating fuel

Fuel type	%
Utility gas	58.1%
Electricity	30.7%
Propane / LP gas	1.8%
Fuel oil	6.7%
Wood	0.1%
Solar	0.2%
No fuel used	1.5%

Households & families

Household type	Count	%
Married-couple family	2,440	46.0%
Cohabiting couple	209	3.9%
Male householder, no spouse	725	13.7%
Female householder, no spouse	1,932	36.4%
Households with children under 18	1,222	23.0%
Households with seniors (65+)	1,683	31.7%
Average household size	2.11

Marital status

Status	Male	Female
Never married	46.7%	48.5%
Married	46.7%	34.6%
Separated	1.3%	1.2%
Widowed	0.9%	5.0%
Divorced	4.5%	10.6%

Education

Less than 9th grade 0.5%

Some HS, no diploma 0.9%

HS graduate 8.3%

Some college, no degree 5.4%

Associate's degree 2.7%

Bachelor's degree 31.2%

Graduate / professional 51.0%

Metric	%
HS diploma or higher	98.6%
Bachelor's or higher	82.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	548	8.1%
Kindergarten	202	3.0%
Elementary school	1,050	15.5%
High school	436	6.4%
College / grad school	4,529	66.9%

Employment

Industry of employment

Education & healthcare 41.4%

Professional & management 18.6%

Finance & real estate 9.2%

Other services 5.8%

Arts, food & hospitality 5.1%

Public administration 4.0%

Retail trade 3.8%

Transportation & utilities 3.5%

Manufacturing 3.0%

Construction 2.3%

Information 1.5%

Wholesale trade 1.1%

Agriculture & mining 0.8%

Occupation

Category	%
Management, business & arts	72.3%
Service	7.7%
Sales & office	13.4%
Natural resources & construction	1.8%
Production & transportation	4.8%

Employment type

Type	%
Private sector	77.9%
Government	15.3%
Self-employed	6.1%
Unpaid family workers	0.7%

Commute

Method	%
Drive alone	50.1%
Carpool	5.8%
Public transit	4.7%
Walk	10.9%
Work from home	26.1%
Other means	2.4%
Avg commute (minutes)	23.7

Poverty

All people 6.1%

Under 18 years 3.9%

18 and over 6.7%

Married-couple families 2.5%

Female-led households 7.0%

Income support

Source	% of households
Social Security	29.2%
Retirement income	27.3%
Supplemental Security	0.9%
Cash public assistance	0.7%
Food stamps / SNAP	1.6%

Health indicators

Condition	%
Obesity	21.6%
High blood pressure	23.8%
High cholesterol	27.4%
Diabetes	5.8%
Heart disease	3.6%
Stroke	1.6%
Asthma	9.2%
Arthritis	17.2%
Kidney disease	1.9%
Pulmonary disease	3.2%
Cancer	5.7%

Behavior / access	%
Smoking	8.3%
Binge drinking	20.6%
No physical activity	12.4%
Less than 7 hrs sleep	28.0%
Depression	20.9%
Fair or poor health	6.4%
Poor mental health	13.8%
Poor physical health	5.1%
No health insurance	6.4%
Visited doctor (checkup)	75.2%
Visited dentist	75.6%
Cholesterol screening	90.4%
Teeth loss	4.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	442	3.5%

Disability	%
Any disability	6.3%
Under 18	0.7%
18–64 years	4.6%
65 and over	19.2%

Health insurance coverage

Type	%
Private insurance	89.6%
Public insurance	21.3%
No insurance	2.3%
Uninsured under 19	2.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	14,472	96.4%
Spanish	586	4.0%
Other Indo-European	65	0.4%
Asian & Pacific Islander	153	1.1%
Other languages	317	2.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	13,177	87.8%
Born in same state	12,803	85.3%
Born in different state	5,770	38.5%
Foreign born	374	2.5%
Naturalized citizen	1,828	12.2%
Not a US citizen	803	43.9%

Ancestry

Ancestry	Count	%
Italian	1,985	13.2%
French	1,742	11.6%
Arab	232	1.5%
Irish	204	1.4%
Polish	129	0.9%

Ancestry	Count	%
German	107	0.7%
English	84	0.6%
Dutch	13	0.1%
Norwegian	9	0.1%

Technology access

Metric	% of households
Computer access	35.4%
Internet access	97.6%

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

Frequently asked questions about ZIP code 21210

What city is ZIP code 21210 in?

ZIP code 21210 is primarily assigned to Baltimore, Maryland.

What county is ZIP code 21210 in?

ZIP code 21210 falls within Baltimore City County, Maryland.

How educated is the population of ZIP code 21210?

82% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the typical home value in ZIP code 21210?

The median home value in ZIP code 21210 is $479,800.

What is the median household income in ZIP code 21210?

The median household income in ZIP code 21210 is $114,409, above the national median of ~$75,000.

What is the population of ZIP code 21210?

ZIP code 21210 has an estimated population of 15,005 residents, with a density of 4,353 people per square mile.

What timezone is ZIP code 21210 in?

ZIP code 21210 observes the EST timezone.