Arnold, MD

Very High · 163

Maryland · Population 23,866 · Updated March 2026

$2,177
Median Rent / Month
$137,799
Median Income
$547,800
Median Home Value
$2,295
Owner Costs / Month

Affordability

How far your income goes in Arnold

19.0%
Rent-to-Income Ratio
Affordable
Rent takes less than 25% of median income — considered affordable by HUD standards.

Tax Burden in Maryland

State-level tax rates that affect your costs

5.75%
Income Tax (Top Rate)
6.0%
Sales Tax
1.07%
Property Tax Rate

Estimated Annual Costs

$26,124
Annual Rent
$7,923
State Income Tax
$5,861
Property Tax (est.)

Cost of Living Overview

Arnold has a significantly higher cost of living than most US cities, driven largely by premium housing costs. With a cost index of 163 (where 100 equals the national median), Arnold residents can expect to pay median rent of $2,177/month while earning a median household income of $137,799/year.

The median home value in Arnold, MD is $547,800, with typical monthly owner costs around $2,295 including mortgage, insurance, and taxes. The median rent-to-income ratio of 19.0% means housing is relatively affordable here — well below the 30% threshold that HUD considers cost-burdened.

Maryland has a moderate income tax rate of 5.75%. Combined with a 6.0% sales tax rate and 1.07% effective property tax rate, the overall tax environment is a factor in the total cost of living in Arnold.

Frequently Asked Questions

Common questions about living costs in Arnold

What is the cost of living in Arnold, MD?
The cost of living index in Arnold, MD is 163 (US average = 100). Median monthly rent is $2,177, median household income is $137,799/year, and the median home value is $547,800.
Is Arnold, MD affordable?
No, Arnold is more expensive than the national average with a cost index of 163. The rent-to-income ratio is 19.0%—below the 30%% threshold considered affordable by HUD.
What is the average rent in Arnold, MD?
The median gross rent in Arnold, MD is $2,177 per month according to the US Census Bureau ACS 2023 data. Annual rent costs approximately $26,124.
What is the median household income in Arnold?
The median household income in Arnold, MD is $137,799 per year. This compares to the national median of approximately $80,000.
What are the taxes like in Maryland?
Maryland has a top income tax rate of 5.75%, a sales tax of 6.0%, and an effective property tax rate of 1.07%.