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FIPS: 42003•Rank #25 National•Rank #1 in PA
Allegheny County, PA
Forward-Looking Municipal Debt, Assessment Lag & Carrying Cost Audit
Elevated Tax Drift Risk
96% Conf.
Tax Drift Index
63.4/ 100
Elevated Drift Risk
Allegheny County Executive Risk Briefing
MSRB EMMA Disclosures & US Census BureauAugust 2026
Allegheny County carries a Elevated Tax Drift Score (63.4/100) based on $8,100 in overlapping municipal debt per capita and a +20.5% CAD assessment lag spread. Projected 3-year millage escalation of +0.3% (+30 bps) indicates an estimated +$1,494/yr escrow adjustment on median-priced properties.
Median Home: $240,000Median Income: $74,000Effective Tax: 2.1%
Municipal Debt Per Capita
$8,100
10.9% of Median Income
CAD Valuation Lag
+20.5%
Assessed Value trailing Market HPI
3-Yr Millage Escalation
+30 bps
Effective Rate: 2.1% → 2.4%
Projected Annual Escrow Shock
+$1,494/yr
Estimated on median assessed home
Overlapping Taxing Jurisdictions & Debt Obligations
Breakdown of autonomous debt issuers assessing ad valorem property taxes on parcels within Allegheny County.
| Entity Name | Entity Type | Outstanding Bond Debt | Debt / Student or Cap | Adopted Millage |
|---|---|---|---|---|
| Pittsburgh Public Schools | ISD | $580.0M | $30,500 | 102.500% |
5-Year Historical Drift Score & Effective Rate Trajectory
2022
56
2.0% eff.
2023
58
2.0% eff.
2024
60
2.1% eff.
2025
62
2.1% eff.
2026
63.4
2.1% eff.
Statutory Constraint & Legislative Policy
Pittsburgh metro with 43 autonomous school districts and common level ratio assessment catch-ups.
Data Provenance & Audit Citations