Upperco ZIP Codes — Baltimore County, MD

There is one unique ZIP code in Upperco, Maryland and it is 21155. Area code: 443/410.

ZIP codes

22.13

sq mi land

0.06

sq mi water

443/410

area code

Upperco, MD ZIP code map

About Upperco, MD

Upperco, Maryland, is a charming and small community located in the heart of Baltimore County. Known for its picturesque rural landscape, Upperco offers a serene lifestyle that contrasts with the hustle and bustle of nearby urban areas. Its friendly atmosphere and close-knit community make it a desirable place for families and individuals looking for tranquility.

Location & geography

Upperco is situated approximately 25 miles northwest of Baltimore City and about 12 miles southeast of Westminster, Maryland. The surrounding area is primarily rural, featuring rolling hills and agricultural land, with a land area of 22.13 square miles and a water area of 0.06 square miles. This diverse terrain provides residents with ample opportunities for outdoor activities and enjoying nature.

Community & economy

The character of Upperco is often described as peaceful and community-oriented, making it an ideal place for those seeking a slower pace of life. Agriculture plays a significant role in the local economy, along with small businesses that cater to the needs of residents. Daily life in Upperco is characterized by friendly neighbors, local events, and a strong sense of community involvement.

Transportation

Access to Upperco is facilitated by several key highways, including Route 140 and Route 795, which connect the town to larger metropolitan areas. The nearest major airport is Baltimore/Washington International Thurgood Marshall Airport, located about 30 miles away. Public transportation options may be limited, but the area's road network provides convenient travel options for residents.

History

Upperco was founded in the 19th century and has a rich history characterized by its agricultural roots and rural development. Key industries have typically included farming and local commerce, which continue to shape the economy today. Notable events in the community's history reflect its longstanding traditions and the close relationships among residents.

Did you know?

A surprising fact about Upperco is its proximity to the historic site of the Upperco Gospel Hall, which serves as a gathering place for local worship and community events. Additionally, despite its small size, Upperco offers a strong sense of local pride and community spirit that is felt in various annual events and gatherings.

ZIP codes for Upperco, MD (1)

ZIP code	City	County	Map
21155	Upperco	Baltimore	View map

Demographics & statistics

3,063

Population

36.3

Median age

$129,231

Median household income

$59,433

Per capita income

$500,400

Median home value

$1,385

Median monthly rent

80.6%

Home ownership

6.9%

Poverty rate

1.9%

Unemployment

949

Housing units

47.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

125

5–9

124

10–14

15–19

20–24

282

25–34

282

127

35–44

126

191

45–54

191

103

55–59

102

60–64

101

133

65–74

132

110

75–84

109

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	736	24.0%
18 and over	2,327	76.0%
65 and over	520	17.0%
Median age	36.3 years

Race & ethnicity

White 94.8%

Black or African American 1.7%

Asian 1.3%

Two or more races 1.1%

Hispanic or Latino 0.6%

Other race 0.6%

Group	Count	%
White	2,919	94.8%
Black or African American	53	1.7%
Asian	39	1.3%
Two or more races	35	1.1%
Hispanic or Latino	17	0.6%
Other race	17	0.6%

Household income

$10k–$15k 0.5%

$15k–$25k 9.0%

$25k–$35k 2.1%

$35k–$50k 6.1%

$50k–$75k 8.4%

$75k–$100k 13.2%

$100k–$150k 12.1%

$150k–$200k 13.5%

$200k+ 35.1%

Range	% of households
$10k–$15k	0.5%
$15k–$25k	9.0%
$25k–$35k	2.1%
$35k–$50k	6.1%
$50k–$75k	8.4%
$75k–$100k	13.2%
$100k–$150k	12.1%
$150k–$200k	13.5%
$200k+	35.1%
Median income	$129,231

Housing

Home values

Under $50k 1.1%

$200k–$300k 10.9%

$300k–$500k 38.0%

$500k–$1M 44.5%

$1M+ 5.6%

Housing overview

Metric	Value
Median home value	$500,400
Median rent / month	$1,385
Owner occupied	80.6%
Renter occupied	19.4%
Vacant	10.6%
Single-family detached	84.6%
Large apartment buildings	0.0%
Mobile homes	5.7%
Median rooms	7.3
Avg household size (owned)	3.06

Year built

Era	%
2020 or later	1.9%
2010–2019	6.6%
2000–2009	9.8%
1990–1999	11.8%
1980–1989	10.8%
1970–1979	14.5%
1960–1969	7.8%
1950–1959	3.1%
1940–1949	1.8%
1939 or earlier	31.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	5.5%
2 bedrooms	7.5%
3 bedrooms	48.0%
4 bedrooms	29.4%
5+ bedrooms	9.7%

Vehicles per household

Vehicles	% of households
No vehicle	1.9%
1 vehicle	18.0%
2 vehicles	30.0%
3 or more	50.1%

Heating fuel

Fuel type	%
Utility gas	4.6%
Electricity	30.8%
Propane / LP gas	13.5%
Fuel oil	46.9%
Wood	1.0%
No fuel used	3.3%

Households & families

Household type	Count	%
Married-couple family	585	57.0%
Cohabiting couple	65	6.3%
Male householder, no spouse	191	18.6%
Female householder, no spouse	185	18.0%
Households with children under 18	342	33.3%
Households with seniors (65+)	338	32.9%
Average household size	2.99

Marital status

Status	Male	Female
Never married	32.1%	28.8%
Married	55.2%	53.4%
Separated	1.2%	1.7%
Widowed	6.6%	4.8%
Divorced	4.9%	11.3%

Education

Less than 9th grade 1.7%

Some HS, no diploma 0.1%

HS graduate 27.3%

Some college, no degree 16.7%

Associate's degree 6.6%

Bachelor's degree 27.7%

Graduate / professional 19.8%

Metric	%
HS diploma or higher	98.1%
Bachelor's or higher	47.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	49	6.8%
Kindergarten	46	6.4%
Elementary school	321	44.6%
High school	175	24.3%
College / grad school	128	17.8%

Employment

Industry of employment

Education & healthcare 23.7%

Manufacturing 11.4%

Finance & real estate 9.5%

Professional & management 9.4%

Public administration 9.3%

Other services 8.4%

Retail trade 8.2%

Arts, food & hospitality 7.6%

Construction 5.9%

Information 2.9%

Transportation & utilities 2.0%

Wholesale trade 0.9%

Agriculture & mining 0.8%

Occupation

Category	%
Management, business & arts	52.7%
Service	15.3%
Sales & office	15.6%
Natural resources & construction	7.4%
Production & transportation	9.0%

Employment type

Type	%
Private sector	77.8%
Government	17.4%
Self-employed	4.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.0%
Carpool	3.7%
Public transit	0.0%
Walk	1.4%
Other means	0.5%
Avg commute (minutes)	31.0

Poverty

All people 6.9%

Under 18 years 14.9%

18 and over 4.4%

Married-couple families 1.9%

Female-led households 56.3%

Income support

Source	% of households
Social Security	36.6%
Retirement income	22.4%
Supplemental Security	1.9%
Cash public assistance	0.0%
Food stamps / SNAP	7.5%

Health indicators

Condition	%
High blood pressure	35.1%
High cholesterol	37.9%
Heart disease	6.3%
Stroke	2.8%
Asthma	9.1%
Arthritis	28.0%
Kidney disease	2.8%
Pulmonary disease	5.9%
Cancer	8.7%

Behavior / access	%
Binge drinking	14.9%
No physical activity	19.1%
Less than 7 hrs sleep	28.4%
Fair or poor health	10.8%
Poor mental health	12.7%
Poor physical health	8.1%
No health insurance	7.8%
Visited doctor (checkup)	77.8%
Visited dentist	71.7%
Cholesterol screening	94.3%
Teeth loss	7.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	143	6.1%

Disability	%
Any disability	15.1%
Under 18	18.9%
18–64 years	8.0%
65 and over	34.4%

Health insurance coverage

Type	%
Private insurance	74.5%
Public insurance	34.1%
Uninsured under 19	8.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,891	94.4%
Spanish	61	2.1%
Other Indo-European	17	0.6%
Asian & Pacific Islander	44	1.5%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,911	95.0%
Born in same state	2,860	93.4%
Born in different state	2,076	67.8%
Foreign born	51	1.7%
Naturalized citizen	152	5.0%
Not a US citizen	5	3.3%

Ancestry

Ancestry	Count	%
Arab	774	25.3%
French	549	17.9%
Italian	385	12.6%
Polish	43	1.4%

Ancestry	Count	%
German	26	0.8%
English	22	0.7%
Irish	11	0.4%
Dutch	10	0.3%

Technology access

Metric	% of households
Computer access	33.5%
Internet access	93.9%

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

Frequently asked questions

What ZIP codes does Upperco, MD have?

Upperco, MD has one ZIP code: 21155. Each ZIP code serves a distinct delivery area within the city and surrounding region.