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)
White
81.2%
Black
4.6%
Hispanic
10.3%
Asian
4.0%
Two or More
9.0%
Other
1.1%

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%.