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Pittsburgh Zoning & Land Use Guide

Last updated: Verified:

Key Zoning Facts

Planning Department
City of Pittsburgh Department of City Planning(412) 255-2200
Building Code Edition
PA Uniform Construction Code (2018 IBC)
ADUs Allowed
Yes
Primary District
R1D-H Single-Unit Detached Residential High
Max Height
35 ft

Regulatory Layers That Apply in Pittsburgh

Your property is subject to ALL of these regulatory layers. Each one can impose additional requirements beyond the others.

Federal

State — Pennsylvania

  • Building Code: PA Uniform Construction Code (2018 IBC)
View Pennsylvania zoning overview

County — Allegheny County

  • Role: Property records, tax assessment, unincorporated area planning

City / Municipal

The city's zoning ordinance, building codes, and local permits form the primary layer of land-use regulation for your property.

Overlay Districts

No overlay districts identified.

Private Restrictions

  • HOA / CC&Rs common: Yes
  • Check HOA CC&Rs for additional restrictions.

Primary Zoning Districts

District CodeNameMin LotMax HeightFront SetbackSide SetbackRear SetbackFAR
R1D-HSingle-Unit Detached Residential High3,000 sq ft35 ft15 ft3 ft15 ft
RM-MMulti-Unit Residential ModerateNone45 ft10 ft5 ft15 ft
LNCLocal Neighborhood CommercialNone40 ft0 ft0 ft5 ft

ADU Rules in Pittsburgh

ADUs:Allowed
Max Size
800 sq ft
Max Height
20 ft
Rear Setback
3 ft
Side Setback
3 ft
Parking
None required
Owner Occupancy
Required
Permit Timeline
6-10 weeks
Full ADU rules for Pittsburgh

Official Sources

Frequently Asked Questions

Frequently Asked Questions

Can I build an ADU in Pittsburgh?
Yes, Pittsburgh allows accessory dwelling units in most residential zones with size and owner-occupancy requirements. Contact the Department of City Planning for specific regulations.
How do I find the zoning for my property in Pittsburgh?
Use the City of Pittsburgh online zoning map or contact the Department of City Planning at (412) 255-2200.
What zones allow multi-family housing in Pittsburgh?
Multi-family housing is allowed in RM (Residential Multi-Unit) districts and mixed-use zones including LNC, GC, and downtown districts.