Allegany County, Maryland Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 16th-largest in Maryland
The population of Allegany County, Maryland is 67,762 as of the 2023 American Community Survey, making it the 16th-largest county in Maryland. The median household income is $57,393, the median home value is $149,200, and the median age is 41.7.
The population of Allegany County has declined 10.5% since 2010 (74,968 → 67,097), a -0.79% annualized rate.
67,762
Population
-0.79%
Annual growth
160
People / sq mi
$57,393
Median Income
$149,200
Median Home Value
Allegany County covers 422 sq mi of land at 160.5 people per square mile.
About Allegany County, MD
Allegany County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 160 people per square mile. With 67,762 residents, Allegany County is a county in Maryland. It ranks #16 among counties in Maryland by population.
The typical household here earns about $57,393, below the US median of $78,538. Poverty runs at 11.2%, below the national 12.4%. Homes carry a median value of $149,200, with typical rent around $786.
Roughly 21.1% of adults have a bachelor’s, below the national 35.0%. Around 8.8% of workers work from home, below the national 14.0%, and the average commute runs about 22 minutes each way.
That density explains much of the rest of the profile in Allegany County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Allegany County Population History (2010-2024)
The county of Allegany County had a population of 74,968 in 2010 and 67,097 in 2024, a -10.5% growth over 14 years. The peak was 74,968 in 2010. Average annual growth rate: -0.79%.
67,097
Population (2024)
74,968
Population (2010)
74,968
Peak (2010)
-0.79%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 74,968 |
| 2011 | 74,580 |
| 2012 | 73,966 |
| 2013 | 73,602 |
| 2014 | 73,051 |
| 2015 | 72,501 |
| 2016 | 72,084 |
| 2017 | 71,363 |
| 2018 | 70,977 |
| 2019 | 70,527 |
| 2020 | 67,950 |
| 2021 | 67,671 |
| 2022 | 67,241 |
| 2023 | 67,296 |
| 2024 | 67,097 |
Race & Ethnicity
| White | 87.3% |
| Black or African American | 7.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Age & Sex
41.7
Median Age
47.8%
Female
52.2%
Male
21.0%
Age 65+
Age Distribution
Children (under 15): 14.6% · Seniors (65+): 21.0%
Income & Poverty
| Median household income | $57,393$-44,259 vs state |
| Mean household income | $72,567 |
| Per-capita income | $30,046 |
| Poverty rate | 11.2%+4.9% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 45.3% |
Top Industries by Employment
The largest employment sector in Allegany County is professional & business services, accounting for 27.1% of workers.
How residents commute
0.5%
Drive alone
2.6%
Carpool
79.5%
Public transit
8.8%
Work from home
22.1 min
Avg commute
Housing
$149,200$-248,500 vs state
Median home value
$786
Median rent
70.3%
Homeownership rate
32,810
Total housing units
83.6%
Occupied
16.4%
Vacant
29.7%
Renter-occupied
Social & access
95.9%
With health insurance
90.2%
With broadband internet
25.0%
Foreign-born
8.2%
Veterans (18+)
20.7%
With a disability
96.5%
Speak language other than English at home
Education
89.7%
High School+
21.1%
Bachelor's+
Largest cities in Maryland
Other counties in Maryland
Part of Maryland
Metro areas in Maryland
County rankings
Frequently Asked Questions
Allegany County, Maryland has a population of 67,762 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 16th-largest county in Maryland. Population density is 160 people per square mile.
The population of Allegany County has declined 10.5% since 2010 (74,968 → 67,097), a -0.79% annualized rate.
The median household income in Allegany County, Maryland is $57,393, with mean (average) household income of $72,567 and per-capita income of $30,046. 11.2% of residents live below the federal poverty level.
In Allegany County, the largest racial and ethnic groups are White (87.3%), Black or African American (7.1%), Hispanic or Latino (0.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Allegany County, Maryland is 41.7 years. Residents are 47.8% female and 52.2% male.
The median home value in Allegany County is $149,200 and median monthly rent is $786. 70.3% of occupied housing units are owner-occupied. The county has 32,810 total housing units, 16.4% of which are vacant.
The largest employment sector in Allegany County, Maryland is professional, scientific, and management services, employing 27.1% of workers. The unemployment rate is 2.8%.
Baltimore is among the largest cities associated with Allegany County, Maryland, with a population of 577,193.
Allegany County, MD Climate
Allegany County, MD has an average annual temperature of 11°C (52°F) and receives about 934 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11°C
Avg Temp
934
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -2° / 29° | 63 mm |
| February | 0° / 32° | 59 mm |
| March | 5° / 41° | 81 mm |
| April | 11° / 51° | 82 mm |
| May | 16° / 61° | 95 mm |
| June | 21° / 69° | 85 mm |
| July | 23° / 73° | 91 mm |
| August | 22° / 72° | 83 mm |
| September | 18° / 65° | 81 mm |
| October | 12° / 53° | 72 mm |
| November | 6° / 43° | 75 mm |
| December | 1° / 34° | 67 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Allegany County, MD
The most comfortable months to visit Allegany County, MD are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -7°C low). May is usually the wettest month.
Where to stay near Allegany County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.