Demographics in Arnold, MD
Population, age, race, ethnicity, and household statistics — 2023 ACS Data
Where is Arnold?
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Population
Source: U.S. Census Bureau ACS (2023)Total Population
23,866
Male
11,714
49.1%
Female
12,152
50.9%
Median Age
38.2
Race & Ethnicity
Source: U.S. Census Bureau ACS (2023)White81.2%
Black4.6%
Hispanic10.3%
Asian4.0%
Two or More9.0%
Other1.1%
Education & Household
Source: U.S. Census Bureau ACS (2023)Bachelor's or Higher
39.4%
High School or Higher
46.9%
Foreign Born
8.1%
Veterans
8.4%
Married
48.8%
Avg Household Size
2.8
Marital Status by Age
Source: U.S. Census Bureau ACS (2023)Arnold, MD has a population of 23,866 with a median age of 38.2. The racial makeup is 81.2% White, 10.3% Hispanic, 4.6% Black, 4.0% Asian. About 39.4% of residents hold a bachelor's degree or higher. The foreign-born population is 8.1%.