Categories in Adelphi, Maryland
Car repairCar Repair and MaintenanceClothing storesLaundromatWomen's clothingMobile phone storesAssociation or OrganizationBaptist ChurchChurchesDay Care CenterGovernment OfficeNon-Profit OrganizationReligious OrganizationSocial Services OrganizationComputer ConsultantElectronics StoreBuilding Construction ContractorConstruction of buildingsConstruction of housesContractorElectrical Installation ServiceGeneral contractorsHVAC ContractorInterior Construction ContractorPainting and paint contractorsPlumbing installation and repairRoofing contractorEducationEducation CenterElementary SchoolHigher & Specialized EducationUniversities & CollegesEntertainment ProviderBakeriesChinese restaurantsGrocery stores and supermarketsMexican restaurantsRestaurantsLandscaperLocksmithsAccountantAtm'sBanksFinancial InstitutionGeneral Accounting & BookkeepingHolding CompanyInsurance AgencyLegal ServicesMoney Transfer ServiceDentists
Showing 1-50 of 85
Industries
Business Distribution by Industry in Adelphi, Maryland
| Industry Description | Number of Establishments | Average Age of Business |
|---|---|---|
| Religion | 34 | 38 years |
| Real estate | 33 | 33 years |
| Health and medical | 27 | 23 years |
| Construction of buildings | 26 | 23 years |
| Restaurants | 24 | 30 years |
| Corporate management | 19 | 23 years |
| Shopping | 18 | 21 years |
| Car repair | 14 | 29 years |
| Hairdressers | 13 | 24 years |
| Electronics stores | 12 | — |
| Pharmacies and drug stores | 12 | — |
| Unreachable | 12 | — |
| Education | 12 | 69 years |
| General cleaning services | 11 | 14 years |
| Laundry | 11 | 27 years |
| Finance other | 11 | 69 years |
| Buses and trains | 10 | — |
| Locksmiths | 10 | — |
| General contractors | 10 | — |
| Social work | 10 | 22 years |
| Dentists | 9 | — |
| Atm's | 9 | — |
Adelphi, Maryland Facts
| Area | 2.8 mi² |
| Population | 17,568 |
| Male Population | 8,962 (51.0%) |
| Female Population | 8,606 (49.0%) |
| Population change (1975 to 2020) | +94.1% |
| Population change (2000 to 2020) | +21.2% |
| Median Age | 28.3 years (Male: 27.8, Female: 29) |
| GDP per capita (PPP) | $70,716 (2022) |
| Neighborhoods | International Corridor, Silver Spring, Hyattsville, Knollwood, Lewisdale |
| Local Time | |
| Timezone | Eastern Daylight Time |
| Lat & Lng | 39.00317, -76.97192 |
| Zip Codes | 20783 |
Map of Adelphi, Maryland
Interactive Map
Adelphi, Maryland Population
Years 1975 to 2030
| Data | 1975 | 1990 | 2000 | 2015 | 2020 | 2025* | 2030* |
|---|---|---|---|---|---|---|---|
| Population | 9,050 | 12,647 | 14,493 | 16,007 | 17,568 | 17,985 | 18,551 |
| Population Density | 3,233 / mi² | 4,518 / mi² | 5,177.5 / mi² | 5,718.3 / mi² | 6,276 / mi² | 6,425 / mi² | 6,627.2 / mi² |
* Projected
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up gridAdelphi, Maryland Population change from 2000 to 2020
Increase of 21.2% from year 2000 to 2020
| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Adelphi, Maryland | +94.1% | +38.9% | +21.2% |
| Maryland | — | — | — |
| United States | — | — | — |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Adelphi, Maryland Median Age
Median Age: 28.3 years
| Location | Median Age | Median Age (Female) | Median Age (Male) |
|---|---|---|---|
| Adelphi, Maryland | 28.3 yrs | 29 yrs | 27.8 yrs |
| Maryland | 38.2 yrs | 39.6 yrs | 36.8 yrs |
| United States | 37.4 yrs | 38.7 yrs | 36.1 yrs |
Sources: CIESIN (Center for International Earth Science Information Network)
Adelphi, Maryland Population Density
Population Density: 6,276 / mi²
| Location | Population | Area | Density |
|---|---|---|---|
| Adelphi, Maryland | 17,568 | 2.799 sq mi | 6,276 / mi² |
| Maryland | 6 million | 12,405.9 sq mi | 483 / mi² |
| United States | 321.6 million | 3,796,740.8 sq mi | 84.7 / mi² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Adelphi, Maryland Historical and Projected Population
Estimated Population from 1800 to 2100
Sources:
- JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
- CIESIN (Center for International Earth Science Information Network)
- [Link] Klein Goldewijk, K., Beusen, A., Doelman, J., and Stehfest, E.: Anthropogenic land use estimates for the Holocene – HYDE 3.2, Earth Syst. Sci. Data, 9, 927–953, https://doi.org/10.5194/essd-9-927-2017, 2017.
Neighborhoods in Adelphi, Maryland
Percentage of businesses by neighborhood in Adelphi, Maryland
Area Codes
Percentage Area Codes used by businesses in Adelphi, Maryland
Price Distribution
Business distribution by price for Adelphi, Maryland
Human Development Index (HDI)
Statistic composite index of life expectancy, education, and per capita income.
Source: [Link] Kummu, M., Taka, M. &Guillaume, J. Gridded global datasets for Gross Domestic Product and Human Development Index over 1990–2015. Sci Data 5, 180004 (2018) doi:10.1038/sdata.2018.4
Adelphi, Maryland Gross Domestic Product (GDP)
GDP per capita, PPP (constant 2017 international $)
| Data | 1990 | 1995 | 2000 | 2005 | 2010 | 2015 | 2020 | 2022 |
|---|---|---|---|---|---|---|---|---|
| GDP per capita | $60,110 | $53,271 | $62,487 | $54,036 | $62,688 | $67,071 | $67,525 | $70,716 |
| Total GDP | $4.5B | $4.3B | $5.4B | $4.9B | $6B | $6.7B | $7B | $7.4B |
Source: [Link] Kummu, M., Kosonen, M. & Masoumzadeh Sayyar, S. Downscaled gridded global dataset for gross domestic product (GDP) per capita PPP over 1990–2022. Sci Data 12, 178 (2025) doi:10.1038/s41597-025-04487-x
Adelphi, Maryland CO2 Emissions
Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
| Location | CO2 Emissions | CO2 Emissions Per Capita | CO2 Emissions Intensity |
|---|---|---|---|
| Adelphi, Maryland | 225,915 tn | 12.86 tn | 80,705.9 tons/mi² |
| Maryland | 98,007,598 tn | 16.37 tn | 7,900.1 tons/mi² |
| United States | 5,664,619,810 tn | 17.62 tn | 1,492 tons/mi² |
Sources: [Link] Moran, D., Kanemoto K; Jiborn, M., Wood, R., Többen, J., and Seto, K.C. (2018) Carbon footprints of 13,000 cities. Environmental Research Letters DOI: 10.1088/1748-9326/aac72a
Adelphi, Maryland CO2 Emissions
| 2013 CO2 emissions (tonnes/year) | 225,915 tn |
| 2013 CO2 emissions (tonnes/year) per capita | 12.86 tn |
| 2013 CO2 emissions intensity (tonnes/mi²/year) | 80,705.9 tons/mi² |
Natural Hazards Risk
Relative risk out of 10
| Hazard | Risk Level |
|---|---|
| Flood | High (8) |
* Risk, particularly concerning flood or landslide, may not be for the entire area.
Sources:
- Dilley, M., R.S. Chen, U. Deichmann, A.L. Lerner-Lam, M. Arnold, J. Agwe, P. Buys, O. Kjekstad, B. Lyon, and G. Yetman. 2005. Natural Disaster Hotspots: A Global Risk Analysis. Washington, D.C.: World Bank. https://doi.org/10.1596/0-8213-5930-4.
- Center for Hazards and Risk Research - CHRR - Columbia University, Center for International Earth Science Information Network - CIESIN - Columbia University. 2005. Global Flood Hazard Frequency and Distribution. Palisades, NY: NASA Socioeconomic Data and Applications Center (SEDAC). https://doi.org/10.7927/H4668B3D.
Recent Nearby Earthquakes
Magnitude 3.0 and greater
| Date▼ | Time↕ | Magnitude↕ | Distance↕ | Depth↕ | Location↕ | Link |
|---|---|---|---|---|---|---|
| 1/17/16 | 7:12 PM | 3.03 | 81.9 km | 4,740 m | 3km NE of Ranson, West Virginia | usgs.gov |
| 7/16/10 | 9:04 AM | 3.6 | 47.5 km | 7,030 m | 1km NW of Germantown, Maryland | usgs.gov |
Source: U.S. Geological Survey (USGS)
Adelphi, Maryland
Adelphi is an unincorporated area and census-designated place in Prince George's County, Maryland. The population was 15,086 at the 2010 United States Census. It includes the communities of Adelphi Hills, Buck Lodge, Chatham, Cool Spring Terrace, and..
Adelphi, Maryland Wikipedia Page
About Our Data
The data on this page is estimated using a number of publicly available tools and resources. It is provided without warranty, and could contain inaccuracies. Use at your own risk.