United States › Maryland › Adelphi CITY · 2010 ACS
Adelphi Maryland · 15,086 residents · 2.72 sq mi
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The short version
With 15,086 people, Adelphi is a city in Maryland. 48% of locals were born outside the United States. Owners hold 49% of the housing stock. This skews young, with a median age of 31.7. The average commute runs 39 minutes. Renters pay $1,207 a month at the median.
At a glance
Wealthier
above the US median
US median: $52,703
Younger
median age 31.7
US median: 37.2
More educated
31% hold a bachelor's degree
US average: 28%
Less affordable
home values up 65%, inflation adjusted
US median home: $225,659
Section 01
Population & growth from 31.8 in 2000
US average: 37.2
Population, 1990 – 2024
13K 14K 15K 17K 18K 1990 2000 2010 2020 2024 Adelphi Age distribution, 2010
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Section 02
Income & economy $55,500
−4%inflation adjusted, since 2000
from $45,827 in 2000
US average: $52,703
from $20,952 in 2000
US average: $27,286
Households earning $100K+
from 32.9% in 2009
US average: 33.3%
from 9.0% in 2000
US average: 13.8%
Workforce by industry, 2010
Professional, scientific, technical 6.8%
Public administration 4.2%
Arts, entertainment, food 2.1%
Transportation & warehousing 1.3%
Education & health services 0.7%
Agriculture, forestry, fishing 0.2%
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$307,900
+65%inflation adjusted, since 2000
from $147,500 in 2000
US average: $225,659
$1,207
+22%inflation adjusted, since 2000
from $783 in 2000
US average: $853
from 52.3% in 2000
50.7% rent
from 9.4% in 2009
US average: 12.1%
from 2.93 people in 2009
US average: 2.60
from 40.8% in 2009
US average: 30.9%
from 58.6% in 2009
US average: 46.8%
from 5.7 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 21.5%(3,229)
Hispanic / Latino 25.7%(3,860)
2010
White, non-Hispanic 13.1%(1,980)
Hispanic / Latino 42.1%(6,345)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 8 more hispanic origin groups with data Ancestry
+ 28 more ancestry groups with data from 37.0% in 2000
US average: 27.9%
High school or higher
from 79.0% in 2000
US average: 84.9%
from 17.7% in 2000
US average: 10.2%
Section 06
Commute & transportation from 24.2 min in 2000
US average: 25.2
from 57.0% in 2009
US average: 76.2%
from 20.8% in 2009
US average: 10.4%
from 17.7% in 2009
US average: 4.7%
from 3.0% in 2009
US average: 4.1%
from 0.7% in 2009
US average: 2.8%
from 0.3% in 2009
US average: 0.5%
from 8.3% in 2009
US average: 8.7%
Section 07
Work & employment from 12.2% in 2009
US average: 12.9%
from 26.6% in 2009
US average: 35.2%
Section 08
People & community from 43.9% in 2009
US average: 12.8%
from 5.3% in 2009
US average: 9.9%
Marital status (2024)
Men 15+
Never married 55.9%(3,967)
Women 15+
Never married 47.6%(3,269)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 28.8% in 2013
US average: 8.4%
from 38.2% in 2020
US average: 54.8%
Direct-purchase
from 8.6% in 2020
US average: 13.8%
from 9.2% in 2020
US average: 18.4%
from 27.9% in 2020
US average: 20.9%
VA health care
from 0.8% in 2020
US average: 2.2%
Any private
from 46.1% in 2020
US average: 67.1%
Any public
from 36.3% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 29.9%(115)
Share of the 385 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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Frequently asked
How many people live in Adelphi, Maryland? Adelphi, Maryland has about 15,086 residents according to the 2010 American Community Survey.
What is the median household income in Adelphi, Maryland? The typical household in Adelphi, Maryland earns about $55,500 a year. Half of households make more than that, and half make less.
Is Adelphi, Maryland expensive? In Adelphi, Maryland, the median home is worth about $307,900, and the typical rent is about $1,207 a month.
How educated are people in Adelphi, Maryland? About 31.1% of adults age 25 and over in Adelphi, Maryland hold a bachelor's degree or higher.
What is the poverty rate in Adelphi, Maryland? About 12.8% of people in Adelphi, Maryland live below the federal poverty line.
Has Adelphi, Maryland grown since 1990? Yes, Adelphi, Maryland has grown since 1990. The population has added about 1,562 residents, a change of about 12 percent over that period.
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