Zoning Report
Pittsburgh, PA Zoning
Pittsburgh uses a detailed zoning code with base districts, overlay districts, and multiple review tracks depending on project size, location, and sensitivity. Its residential zoning is built from use subdistricts and development subdistricts, creating many combined residential district variations. The available source material shows a city that relies heavily on site plan review, Planning Commission review in certain districts and sensitive areas, and separate appeal bodies for zoning and construction-code matters. Recent public notices also show that Pittsburgh is actively considering zoning text amendments related to housing and other use categories.
Last researched May 2026
Zoning Districts in Pittsburgh, PA
Residential zoning districts (combined use and development subdistrict system)
Pittsburgh’s residential zoning is structured as combinations of five residential use subdistricts and five development subdistricts, resulting in twenty-five possible residential zoning districts.
Allowed uses: Single-Unit Detached Residential, Single-Unit Attached Residential, Two-Unit Residential, Three-Unit Residential, Multi-Unit Residential
P (Parks) Zoning District
A park-related district referenced in the city’s review process materials as environmentally sensitive for certain residential work.
H (Hillside) Zoning District
A hillside-related district referenced in the review process materials as environmentally sensitive.
GT (Golden Triangle) Zoning District
A high-visibility district specifically called out for Planning Commission review.
OPR (Oakland Public Realm) Zoning District
A public-realm district specifically identified in the city review framework for Planning Commission review.
GPR (Grandview Public Realm) Zoning District
A public-realm district specifically identified in the city review framework for Planning Commission review.
UPR (Uptown Public Realm) Zoning District
A public-realm district specifically identified in the city review framework for Planning Commission review.
EMI (Educational/Medical Institution) Zoning District
A special district for major institutional areas, identified as requiring Planning Commission review for significant development activity.
RIV (Riverfront) Zoning District
A riverfront-related district identified in the review process materials as requiring Planning Commission review for significant development.
SP (Specially Planned) Zoning District
A specially planned district where larger or more customized development review occurs through Planning Commission review.
Recent Zoning Changes
Recent public materials show Pittsburgh actively considering zoning text amendments rather than only administering a static code. The clearest pending items in the provided sources are a proposed ADU reform package, a zoning text amendment replacing citywide inclusionary zoning with an Affordable Housing Bonus Program, and a separate amendment to add a Restricted Personal Goods Retail use category with standards.
ADU, Rental & Special Use Rules in Pittsburgh, PA
Accessory Dwelling Unit (ADU)
The city has been considering a suite of proposed zoning amendments related to ADUs, but the provided materials do not confirm an adopted citywide ADU standard.
- Public comment period on proposed amendments had closed on the EngagePGH page provided.
- A December 10 Planning Commission hearing was referenced on the page.
- The page stated that if Planning Commission approved the amendments, EngagePGH would reopen for additional comments before City Council review in early 2025.
- Public comments posted in 2026 suggest the legislation remained unresolved or stalled at that time.
Office
Office uses are divided into limited and general categories by gross floor area.
- Office (Limited) means less than 10,000 square feet.
- Office (General) means 10,000 square feet or more.
Restaurant
Restaurant uses are divided into limited and general categories based on size and whether there is live entertainment or dancing.
- Restaurant (Limited) means less than 2,400 square feet and no live entertainment or dancing.
- Restaurant (General) means 2,400 square feet or more or one with live entertainment or dancing.
Retail Sales and Services
Retail uses are divided into limited and general categories based on gross floor area.
- Retail Sales and Services (Limited) means less than 10,000 square feet.
- Retail Sales and Services (General) means 10,000 square feet or more.
Warehouse
Warehouse uses are divided into limited and general categories based on loading docks or bays.
- Warehouse (Limited) means fewer than five loading/unloading docks or bays.
- Warehouse (General) means five or more loading/unloading docks or bays.
Overlay Districts in Pittsburgh, PA
Flood Plain Overlay District
This overlay implements the city’s obligations under the National Flood Insurance Program and applies to land susceptible to inundation by floodwaters.
Baum-Centre Overlay
Referenced in the city review-process page as an area where certain projects typically require Planning Commission review.
Environmental overlay districts (mapped generally)
The official zoning map source states that it shows boundaries of zoning and environmental overlay districts established by the zoning code.
City Historic Districts and Properties (mapped)
The zoning map source states that city historic districts and properties are shown on the map, and City Planning meeting materials show Historic Review Commission as an active review body.
Pittsburgh, PA Zoning FAQ
Are ADUs allowed in Pittsburgh, PA?
The city has been considering a suite of proposed zoning amendments related to ADUs, but the provided materials do not confirm an adopted citywide ADU standard.
What zoning districts are in Pittsburgh, PA?
Pittsburgh, PA includes districts such as Residential zoning districts (combined use and development subdistrict system), P (Parks) Zoning District, H (Hillside) Zoning District, GT (Golden Triangle) Zoning District, OPR (Oakland Public Realm) Zoning District, GPR (Grandview Public Realm) Zoning District, UPR (Uptown Public Realm) Zoning District, EMI (Educational/Medical Institution) Zoning District.
Are there flood zones or overlay districts in Pittsburgh, PA?
The available sources clearly identify floodplain and steep-slope issues as important development constraints in Pittsburgh. Floodplain properties face separate management rules, and development affecting natural steep slopes of 25% grade or more is routed into Planning Commission review.
Have there been recent zoning changes in Pittsburgh, PA?
Recent public materials show Pittsburgh actively considering zoning text amendments rather than only administering a static code. The clearest pending items in the provided sources are a proposed ADU reform package, a zoning text amendment replacing citywide inclusionary zoning with an Affordable Housing Bonus Program,…
Common questions about Pittsburgh, PA zoning
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Deal-fit, approval path & risk flags for Pittsburgh, PA
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- Accessory Dwelling Units: Share your thoughts! | Accessory Dwelling Units (ADUs) | Implementing the Housing Needs Assessment | EngagePgh — Used for ADU policy status and recent-change discussion; indicates proposal/feedback process rather than adopted law.
- Pittsburgh Zoning Code Use Classifications - PittsburghPA.gov — Provided official use definitions and size thresholds for common uses such as office, restaurant, retail, warehouse, and residential use categories.
- CHAPTER 921: Nonconformities - City of Pittsburgh, PA — Used for nonconforming use continuation, expansion limits, owner burden of proof, and special exception/variance distinctions.
- Board of Appeals - Pittsburgh, PA — Used for construction-code appeal procedures, hearing schedule, filing notes, and agenda deadlines.
- CHAPTER 903: Residential Zoning Districts - City of Pittsburgh, PA — Used for residential district framework, residential subdistrict names, and Site Plan Review trigger for four-or-more-unit multi-unit residences.
- City Planning Meeting Calendar - Pittsburgh, PA — Used for planning board activity, meeting procedures, testimony process, and general structure of public reviews.
- Planning Application and Process - Pittsburgh, PA — Primary source for Basic Zoning Review, Site Plan Review, Planning Commission Review, and the projects typically routed to each track.
- Permit Application Review - Pittsburgh, PA — Used for PLI service-level timing expectations for permit review after zoning/planning approvals.
- FLOOD PLAIN OVERLAY FAQs - PittsburghPA.gov — Primary source for floodplain overlay scope, map applicability, elevation/floodproofing requirements, and substantial-improvement threshold.
- Appeals - Pittsburgh, PA — Used to distinguish Board of Appeals, LIR Board, and Zoning Board of Adjustment responsibilities.
- Title 9: Zoning Code - City of Pittsburgh, PA — Used as general confirmation of the current official zoning code source and code structure.
- City Planning Public Notices - Pittsburgh, PA — Primary source for recent hearings, pending text amendments, conditional use items, and adoption-status distinctions.
This summary is AI-generated from public municipal sources and is not legal, engineering, or land-use advice. Always verify zoning with Pittsburgh, PA officials before making decisions.