Adelphi vs Summerfield

A side-by-side comparison of Adelphi and Summerfield: population, income, housing, and more.

Adelphi and Summerfield are places in Maryland. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Adelphi has the higher population (17,210 vs 15,635 in Summerfield). Summerfield has the higher median household income ($92,042 vs $80,833 in Adelphi). Adelphi has the higher median home value ($401,700 vs $339,800 in Summerfield).

Population, income & housing

	Adelphi	Summerfield
Population	17,210	15,635
Median age	32.9 yrs	36.3 yrs
Median household income	$80,833	$92,042
Median home value	$401,700	$339,800
Median gross rent	$1,757	$2,032
Housing units	5,714	6,240
Homeownership rate	42.7%	45.8%
Bachelor's degree or higher	27.4%	30.7%
Unemployment rate	6.0%	8.1%

Trends (ACS 5-year, 2019–2023)

	Adelphi	Summerfield
Population	16,377 → 17,210 (+5.1%)	14,343 → 15,635 (+9.0%)
Median household income	$75,248 → $80,833 (+7.4%)	$82,904 → $92,042 (+11.0%)
Median home value	$313,700 → $401,700 (+28.1%)	$257,700 → $339,800 (+31.9%)
Median gross rent	$1,502 → $1,757 (+17.0%)	$1,752 → $2,032 (+16.0%)

Adelphi

Population

16,37717,210

Median household income

$75,248$80,833

Median home value

$313,700$401,700

Median gross rent

$1,502$1,757

Summerfield

Population

14,34315,635

Median household income

$82,904$92,042

Median home value

$257,700$339,800

Median gross rent

$1,752$2,032

Age & race/ethnicity

Age distribution (share)

	Adelphi	Summerfield
Under 5	6.3%	5.4%
5 to 17	19.0%	18.5%
18 to 24	10.4%	10.3%
25 to 34	16.2%	14.1%
35 to 44	15.0%	18.1%
45 to 54	10.6%	11.9%
55 to 64	11.1%	10.1%
65 to 74	6.6%	7.6%
75 and over	4.9%	4.0%

Race & ethnicity (share)

	Adelphi	Summerfield
White (non-Hispanic)	10.6%	1.7%
Black or African American	29.9%	84.1%
American Indian & Alaska Native	0.0%	0.0%
Asian	7.7%	1.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.3%	0.0%
Two or more races	1.1%	2.7%
Hispanic or Latino	50.4%	10.3%

Educational attainment (age 25+)

Share of adults 25+

	Adelphi	Summerfield
No high school diploma	27.9%	7.5%
High school graduate	24.7%	28.8%
Some college or associate's	20.1%	33.0%
Bachelor's degree	15.1%	17.7%
Graduate or professional degree	12.2%	13.1%

Commute to work

How workers get to work (share)

	Adelphi	Summerfield
Drove alone	53.5%	56.9%
Carpooled	18.3%	10.7%
Public transit	10.5%	9.8%
Walked	3.8%	1.5%
Bicycle	0.3%	0.0%
Worked from home	9.9%	18.5%
Other means	3.7%	2.6%

Housing

Units in structure (share)

	Adelphi	Summerfield
1-unit, detached	32.5%	16.9%
1-unit, attached	2.8%	46.2%
2 to 4 units	1.6%	2.9%
5 to 19 units	30.4%	17.5%
20 or more units	32.1%	16.5%
Mobile home & other	0.6%	0.0%

Poverty & households

	Adelphi	Summerfield
Poverty rate	17.2%	11.6%
Average household size	3.19	2.64
Mean commute (minutes)	35	35
Median year structure built	1967	1987