Average mortgage payment in Allegheny County, PA (2026)
The average mortgage payment in Allegheny County on a median-priced home (~$340,000) is roughly $2,851/month — assuming 10% down at a 6.85% 30-year fixed rate and Pennsylvania's 1.49% effective property tax rate (full PITI).
To carry that payment under the standard 28% front-end DTI rule, you'd need an annual household income near $122,197. County population is roughly 1,250,578.
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How Allegheny County compares to Pennsylvania
The typical home in Allegheny County is 31% above the statewide median of $260,000 in Pennsylvania. Property tax is set at the state's effective rate of 1.49% — local millage and special assessments vary by county, but this is the right starting point.
The payment above bakes in principal, interest, property tax, and homeowners insurance — it does not include HOA dues or mortgage insurance (PMI). PMI kicks in automatically when down payment is below 20% on a conventional loan. For a full breakdown, run your own numbers in the main calculator.
Frequently asked questions
What is the average mortgage payment in Allegheny County?+
On a median Allegheny County home (~$340,000) at a 6.85% 30-year fixed rate with 10% down, all-in PITI runs about $2,851/month, including ~$422 in property tax.
What income do I need to buy a home in Allegheny County?+
Using the 28% front-end DTI rule, you'd need roughly $122,197 in annual gross household income to comfortably carry the median Allegheny County home.
How does Allegheny County compare to the rest of Pennsylvania?+
Allegheny County's median home ($340,000) is 31% above the Pennsylvania median of $260,000.
Does this include HOA fees or PMI?+
No. HOA dues vary too widely to assume a default — add them directly to the payment. PMI applies when you put less than 20% down on a conventional loan; the main calculator factors it in automatically.