Building height limits vary by zoning district across Allegheny County. Pittsburgh residential: typically 35-45 ft. Downtown Pittsburgh DR-A allows 600+ ft. Suburban R-1 typically capped at 35 ft.
Pittsburgh Zoning Code §903 sets R1A and R1D residential limits at 35 ft or 2.5 stories. Commercial and mixed-use districts allow 40 to 100 ft. The Downtown Pittsburgh Golden Triangle Overlay permits supertall construction subject to FAA review due to Pittsburgh International Airport approach paths. Mt Lebanon caps R-1 at 35 ft, 3 stories. Upper St Clair AR: 35 ft. Accessory structures typically capped at 15 to 18 ft. Height measured from average grade to midpoint of gable roof or top of flat roof. FAA Part 77 notification required for structures exceeding 200 ft or near airports.
Over-height construction: stop-work order, 500 to 2,500 dollars fine, plus removal of excess height. Variances require zoning board approval.
Allegheny County, PA
ACHD Article XXI Part F sets countywide commercial/industrial noise limits: 65 dBA day / 55 dBA night at receiving residential property lines. This is one of...
Allegheny County, PA
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Allegheny County, PA
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Allegheny County, PA
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Allegheny County, PA
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Allegheny County, PA
Street parking rules vary by municipality across Allegheny County. Pittsburgh Parking Authority enforces metered zones, residential permit parking (RPP), and...
See how Allegheny County's structure height limits rules stack up against other locations.
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