Arnold, MD
Population 23,866 · Maryland
About Arnold, MD
Arnold is a mid-sized city located in Maryland with a population of 23,866 residents according to the latest US Census Bureau American Community Survey data. The median household income is $137,799 per year, which is 83% above the national median of $75,149. The median age of 38.2 years is close to the US median age of 38.9 years.
Housing Market Overview
The housing market in Arnold features a median home value of $547,800, which is 124% above the national median of $244,900. This places Arnold in a higher-cost housing market, where property demand often outpaces supply. Median monthly rent is $2,177, 87% above the national average of $1,163/month. Of the 8,989 total housing units, 86% are owner-occupied (7,319 units) and 14% are renter-occupied (1,234 units). The high homeownership rate suggests a stable, established residential community.
Economy & Employment
The local economy in Arnold shows an unemployment rate of 3.1%, which is lower than the national rate of 3.7%, indicating a relatively strong job market. The poverty rate stands at 3.0%, below the national average of 12.4%, reflecting generally favorable economic conditions. Workers in Arnold have an average one-way commute time of 30.3 minutes.
Education & Demographics
59.4% of Arnold residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This significantly higher educational attainment rate often correlates with access to knowledge-economy jobs and higher household incomes. The community's demographic composition includes 3.4% White, 1.2% Hispanic or Latino, 1.3% Black or African American, and 5.2% Asian residents, with 8.1% of the population being foreign-born.
Cost of Living in Arnold, MD
Compared to national averages, Arnold has a median household income of $137,799 (83% above the national median of $75,149). Home values average $547,800, which is 124% above the national median. Monthly rent at $2,177 is 87% above the US average of $1,163. Within Maryland, Arnold's income is 28% above the state average of $107,956, and home values are 36% above the state median of $402,447.
Why Live in Arnold, MD?
Arnold offers a strong local economy with a median household income of $137,799, well above the national average, and a strong job market with an unemployment rate of just 3.1%, and a well-educated community where 59.4% of residents hold a bachelor’s degree or higher. Additionally, the city features a low poverty rate of 3.0%, better than the national average.
Potential considerations include a competitive housing market where the typical home costs $547,800. However, Arnold’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Arnold has a population of 23,866 with a median age of 38.2 years. Compare Arnold with other cities to see how it stacks up, or explore all cities in Maryland.
Similar Cities Near Arnold
Cities in Maryland with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| North Potomac | 23,994 | $186,438 | $793,200 | Compare |
| Cockeysville | 23,265 | $85,422 | $392,000 | Compare |
| Landover | 24,558 | $68,679 | $301,400 | Compare |
| Greenbelt | 24,572 | $86,352 | $258,600 | Compare |
| Suitland | 24,667 | $71,886 | $312,600 | Compare |
| Edgewood | 25,170 | $86,355 | $234,700 | Compare |
| North Laurel | 25,201 | $119,533 | $442,800 | Compare |
| Camp Springs | 22,174 | $115,157 | $379,500 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Maryland
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Arnold With Other Cities
Frequently Asked Questions about Arnold
What is the population of Arnold, MD?
The population of Arnold, MD is 23,866 according to the latest US Census Bureau American Community Survey estimates. This makes it a mid-sized city in Maryland.
What is the median household income in Arnold?
The median household income in Arnold, MD is $137,799 per year, which is 83% above the national median of $75,149.
What is the median home value in Arnold?
The median home value in Arnold, MD is $547,800, which is 124% above the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Arnold?
The median monthly rent in Arnold, MD is $2,177, which is 87% above the national average of $1,163/month.
What is the unemployment rate in Arnold?
The unemployment rate in Arnold, MD is 3.1%, compared to the national average of 3.7%. This lower-than-average rate suggests a relatively healthy local job market.
Is Arnold, MD a good place to live?
Arnold offers above-average incomes, a competitive housing market, and a strong job market. With a population of 23,866 and a median age of 38.2, the city appeals to a broad range of residents.
How educated is Arnold, MD?
59.4% of residents in Arnold aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This above-average educational attainment often reflects a knowledge-based local economy.
What is the cost of living in Arnold?
Key cost-of-living indicators for Arnold, MD: median home value is $547,800 (124% above national), median rent is $2,177/month, and median household income is $137,799. The home-value-to-income ratio is 4.0x, a moderate figure by national standards.
What is the poverty rate in Arnold?
The poverty rate in Arnold, MD is 3.0%, compared to the national average of 12.4%. This below-average poverty rate reflects generally favorable economic conditions in the community.
How diverse is Arnold, MD?
Arnold's population is 3.4% White, 1.2% Hispanic or Latino, 1.3% Black or African American, 5.2% Asian, and 4.4% two or more races. 8.1% of residents are foreign-born.