Adelphi demographics profile

StatisticAdelphiMarylandNational
Population15,5545,959,902318,558,162
Population density (sq mi)5,73447491
Median age35.038.337.7
Male/Female ratio1.1:10.9:11.0:1
Married (15yrs & older)43%54%55%
Families w/ Kids under 1843%44%43%
Speak English40%82%79%
Speak Spanish36%7%13%
Adelphi, MD has a population of 15,554 and is the 2,752nd largest city in the United States. The population density is 5,734 per sq mi which is 1109% higher than the Maryland average and 6229% higher than the national average. The median age in Adelphi is 35 which is approximately 9% lower than the Maryland average of 38. In Adelphi, 43% of the population over 15 years of age are married, 40% speak English and 36% speak Spanish. 20% of Adelphi residents were born in Maryland, 27% were born out of state, 1% were born outside of the United States and 52% were foreign born.

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Did you know?

  • The population density in Adelphi is 1109% higher than Maryland.
  • The median age in Adelphi is 9% lower than Maryland.
  • In Adelphi 18.91% of the population is White.
  • In Adelphi 37.15% of the population is Black or African American.
  • In Adelphi 8.64% of the population is Asian.

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Adelphi population breakdown by race

RaceAdelphiMarylandNational
White18.91%57.19%73.35%
Black or African American37.15%29.63%12.63%
Asian8.64%6.08%5.22%
American Indian0.12%0.27%0.82%
Native Hawaiian0.00%0.05%0.18%
Mixed race2.60%3.12%3.06%
Other race32.57%3.67%4.75%
In Adelphi, 38.8% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Adelphi age breakdown

Marital status

Age of children in married couples

Source: The Adelphi, MD demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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