Adelphi, MD

Above Avg · 125

Maryland · Population 17,210 · Updated March 2026

$1,757
Median Rent / Month
$80,833
Median Income
$401,700
Median Home Value
$1,757
Owner Costs / Month

Affordability

How far your income goes in Adelphi

26.1%
Rent-to-Income Ratio
Moderate
Rent takes 25-35% of median income — moderate affordability.

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

$21,084
Annual Rent
$4,648
State Income Tax
$4,298
Property Tax (est.)

Cost of Living Overview

Adelphi has a significantly higher cost of living than most US cities, driven largely by premium housing costs. With a cost index of 125 (where 100 equals the national median), Adelphi residents can expect to pay median rent of $1,757/month while earning a median household income of $80,833/year.

The median home value in Adelphi, MD is $401,700, with typical monthly owner costs around $1,757 including mortgage, insurance, and taxes. With a rent-to-income ratio of 26.1%, Adelphi falls within the generally affordable range, though it's approaching the 30% burden threshold.

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 Adelphi.

Frequently Asked Questions

Common questions about living costs in Adelphi

What is the cost of living in Adelphi, MD?
The cost of living index in Adelphi, MD is 125 (US average = 100). Median monthly rent is $1,757, median household income is $80,833/year, and the median home value is $401,700.
Is Adelphi, MD affordable?
No, Adelphi is more expensive than the national average with a cost index of 125. The rent-to-income ratio is 26.1%—below the 30%% threshold considered affordable by HUD.
What is the average rent in Adelphi, MD?
The median gross rent in Adelphi, MD is $1,757 per month according to the US Census Bureau ACS 2023 data. Annual rent costs approximately $21,084.
What is the median household income in Adelphi?
The median household income in Adelphi, MD is $80,833 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%.