Cost of Living in Arnold, MD
Population 23,866 · Maryland · Data vintage 2023
(100 = US avg)
Arnold is a smaller Maryland community of around 24000 residents, where median household incomes of $137,799 and housing costs ($548,000 for a typical home) give the local cost-of-living profile a distinctly small-town shape.
Located 20 miles south of Baltimore, Arnold falls within that metro's commuting orbit. Median home values run roughly 150% higher than Baltimore's $219,000.
Cost Overview
Scale: 100 = US national average. Green < 90, Red > 110.
About the Cost of Living in Arnold
The median home value in Arnold is $547,800 — 80% above the national median of $305,000. Median rent runs $2,177/month, 66% higher than the national median of $1,314/month. The median household income of $137,799/year is 85% higher than the US median of $74,580. The local unemployment rate is 3.1%, below the national average of 4.8%. Maryland's top state income tax rate is 5.8% and the combined sales tax is 6.0%. Overall, Arnold has a cost of living index of 174 versus the US average of 100, meaning it is 74% more expensive.
🏠 Housing
HUD Fair Market Rents by Bedroom
💰 Estimated Monthly Budget
Estimates based on median data and national averages. Actual costs vary.
🛒 Food & Groceries
National BLS average prices (2023). Local prices may vary.
🚗 Transportation
Commute Mode
⚡ Utilities
📋 Taxes
💼 Income & Employment
🎓 Education
👥 Demographics
💨 Air Quality
EPA AQS 2023 — county-level monitoring data
Frequently Asked Questions
What is the cost of living in Arnold, MD?
Arnold has a cost index of 174 (100 = national average). It is 74% above the national average.
What is average rent in Arnold, MD?
The median gross rent in Arnold is $2,177 per month based on 2023 Census data.
What is the average home price in Arnold?
The median home value in Arnold is $547,800 according to Zillow and Census data.
What is the median income in Arnold?
The median household income in Arnold is $137,799 per year (2023 ACS 5-year estimates).
What is the sales tax in Arnold, MD?
The combined state and local sales tax rate in Arnold is 6.0%. The Maryland state income tax top rate is 5.8%.
Is Arnold, MD affordable?
Arnold is above average in cost of living, with an index of 174 — about 74% higher than the national average.
Arnold at a Glance
- Population
- 23,866
- Median Income
- $137,799
- Home Value
- $547,800
- Median Rent
- $2,177/mo
- Unemployment
- 3.1%
- Sales Tax
- 6.0%
Nearby Cities
Explore county-level cost of living data
Maryland Rankings
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