Aberdeen, Maryland Demographics & Population 2026
During the 2020–2024 ACS period, Aberdeen, Maryland had a total population of 17,298, the 85th largest city in Maryland, with a median household income of $74,826, which is 28% lower than the state average. The poverty rate is 14.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Aberdeen Quick Facts
How Aberdeen Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 16,831 | 17,298 | +2.8% |
| Median household income | $76,019 | $74,826 | -1.6% |
| Median home value | $239,000 | $261,400 | +9.4% |
How Aberdeen Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 68 | National average: 61
Education
Educational Attainment (Adults 25+)
Aberdeen Rankings in Maryland
Explore Maryland Rankings
Other Cities in Harford County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Bel Air South | 58,137 | $123,653 | 3.9% | $405,900 |
| Bel Air North | 31,302 | $137,336 | 3.5% | $446,500 |
| Edgewood | 24,922 | $80,772 | 12.0% | $242,200 |
| Havre de Grace | 14,994 | $105,817 | 9.0% | $392,900 |
| Joppatowne | 14,237 | $117,881 | 6.5% | $342,300 |
| Bel Air | 10,585 | $74,605 | 13.9% | $318,400 |
| Fallston | 10,013 | $154,688 | 4.5% | $562,300 |
| Riverside | 6,585 | $105,785 | 5.7% | $246,100 |
| Abingdon | 5,019 | $136,833 | 10.5% | $366,200 |
| Pleasant Hills | 3,836 | $166,339 | 2.1% | $532,900 |
Cities Similar to Aberdeen
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Easton | 17,308 | $74,653 | $358,900 | 38.0% | 11.0% |
| Adelphi | 17,395 | $82,137 | $425,200 | 30.0% | 16.2% |
| White Oak | 17,329 | $83,370 | $574,000 | 43.4% | 15.1% |
| Glassmanor | 16,981 | $66,327 | $351,000 | 20.8% | 14.7% |
| East Riverdale | 18,336 | $81,831 | $361,400 | 15.1% | 24.0% |
Population Overview
Aberdeen is a small city located in Maryland, within Harford County. The total population is 17,298. It ranks as the 85th most populous out of 527 Census-designated places in Maryland.
Age Demographics
The median age in Aberdeen is 38.8 years. This is 2% lower than the state median of 39.4 years.
Economy, Income & Housing
The median household income in Aberdeen is $74,826. This is 28% lower than the state median of $103,678. It is also 7% lower than the national median of $80,734. The poverty rate stands at 14.3%. This is 51% higher than the state poverty rate of 9.4%. The unemployment rate is 5.8%. This is 18% higher than the state rate of 4.9%. The median home value is $261,400. Housing costs are 38% lower than the state median of $419,900. The home-value-to-income ratio is 3.5x. 62.1% of occupied housing units are owner-occupied. This homeownership rate is 8% lower than the state average of 67.6%.
Race & Ethnicity
The largest racial or ethnic group in Aberdeen is White (non-Hispanic), making up 50.0% of the population. Black or African American residents account for 28.9%. The Asian population (2.0%) is well below the state average of 6.5%.
Education
25.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 41% lower than the state rate of 43.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.5%.
Data Sources & Methodology
All demographic data for Aberdeen, Maryland is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Maryland state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 527 Census-designated places in Maryland. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Aberdeen, Maryland?
Aberdeen, Maryland has a population of 17,298 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Aberdeen, MD?
The median household income in Aberdeen is $74,826, which is 7% lower than the national median of $80,734.
What is the poverty rate in Aberdeen, MD?
The poverty rate in Aberdeen is 14.3%. This means approximately 2,466 residents live below the federal poverty line.
What is the racial makeup of Aberdeen, Maryland?
Aberdeen's population is 50.0% White, 28.9% Black, 11.0% Hispanic/Latino, and 2.0% Asian.
What is the median home value in Aberdeen, MD?
The median home value in Aberdeen is $261,400. The home-value-to-income ratio is 3.5x.
How educated is Aberdeen, Maryland?
25.6% of adults (25+) in Aberdeen hold a bachelor's degree or higher, and 10.8% hold a graduate or professional degree.