Rosaryville, Maryland Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Rosaryville, Maryland is 12,206 as of the 2023 American Community Survey, making it the 117th-largest city in Maryland. The median household income is $148,558, the median home value is $457,600, and the median age is 48.2.
12,206
Population
1329
People / sq mi
$148,558
Median Income
$457,600
Median Home Value
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Rosaryville covers 9.2 sq mi of land at 1329 people per square mile.
About Rosaryville, MD
Homeownership is the standout figure in Rosaryville: 94.1% of homes are owner-occupied, higher than the national rate. With 12,206 residents, Rosaryville is a city in Maryland.
Earnings sit at the high end: a median household income of $148,558, above the US median of $78,538. Very few residents live in poverty — 2.3%, below the national 12.4%. Home values run above average at $457,600, with typical rent around $2,542.
Degree attainment is mid-range for US cities: 39.6% of adults hold a four-year degree, above the national 35.0%. A solid 17.0% of workers are based at home, above the national 14.0%, and the average commute runs about 42 minutes each way.
The ownership rate anchors the housing story in Rosaryville, and tends to move with the age structure and home-value figures above.
Race & Ethnicity
| White | 4.2% |
| Black or African American | 79.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Economy & Income
$148,558
Median Household Income
$54,877
Per Capita Income
2.3%
Poverty Rate
4.6%
Unemployment Rate
Housing
$457,600
Median Home Value
$2,542
Median Rent
94.1%
Owner-Occupied
Education
93.9%
High School+
39.6%
Bachelor's+
Commute
1.1%
Drive Alone
72.3%
Public Transit
17.0%
Work From Home
41.9 min
Avg Commute
Community Profile
52.4%
Foreign Born
83.3%
Non-English at Home
10.3%
Veterans
11.3%
With Disability
93.8%
Health Insurance
99.6%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 24.1% |
| Public Administration | 21.8% |
| Finance, Insurance & Real Estate | 16.0% |
| Retail Trade | 8.0% |
| Education, Health Care & Social Services | 6.2% |
| Information | 5.8% |
| Arts, Entertainment & Food Services | 5.2% |
| Transportation & Warehousing | 3.7% |
| Construction | 1.8% |
| Manufacturing | 1.1% |
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Frequently Asked Questions
Rosaryville, Maryland has a population of 12,206 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 117th-largest city in Maryland.
The median household income in Rosaryville, Maryland is $148,558, with 2.3% of residents living below the federal poverty level.
The median home value in Rosaryville, Maryland is $457,600, with median monthly rent at $2,542 and a homeownership rate of 94.1%.
The median age in Rosaryville, Maryland is 48.2 years. The population is 46.7% male and 53.3% female.
Rosaryville Cdp, MD Climate
Rosaryville Cdp, MD has an average annual temperature of 13.1°C (56°F) and receives about 1088 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
13.1°C
Avg Temp
1088
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 1° / 33° | 84 mm |
| February | 2° / 36° | 72 mm |
| March | 7° / 45° | 96 mm |
| April | 12° / 54° | 82 mm |
| May | 18° / 64° | 108 mm |
| June | 22° / 72° | 93 mm |
| July | 25° / 77° | 104 mm |
| August | 24° / 75° | 101 mm |
| September | 20° / 69° | 97 mm |
| October | 14° / 57° | 85 mm |
| November | 9° / 47° | 84 mm |
| December | 4° / 38° | 82 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 Rosaryville Cdp, MD
The most comfortable months to visit Rosaryville Cdp, MD are typically September, June and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 31°C high). The coldest is January (near -4°C low). May is usually the wettest month.
Where to stay near Rosaryville
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.