Portland Land Use Code

Citation: Portland Land Use Code
Parent Document: Portland Land Use Code
Jurisdiction: Portland (municipal)
Original Source: https://www.portlandmaine.gov/asset/a5dcd1dc-4117-40b3-b3da-74a56919e14b ↗

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TABLE 8-D: MMC IOZ DIMENSIONAL REQUIREMENTS
Max. building heights for new buildings within the IOZ shall be governed by the
Maximum Building Heights Map in Figure 8-D, or by the transition zones clause
Building heights (max.)
of this table for those buildings located in transition zones. Refer to IDP
“Chapter 5. Design” for methodology on determining heights.
Three stories, except in transition zones, where the minimum building height
Building heights (min.) shall be two stories. Minimum building heights shall not apply to building
awnings, associated kiosks, pavilions or similar building components.
Length of proposed parking garage at 222 St John St shall not exceed 500 feet as
Building length (max.)
measured roughly parallel to St John St.
Minimum building setbacks shall be governed by the Minimum Setbacks Map in Figure
Building setbacks (min.) 8-E. Additional requirements are listed in the transition zones and Congress Street
build-to zone sections of this table.
A build-to zone is identified for some properties that abut Congress Street. See
Minimum Setbacks Map in Figure 8-E for the location of build-to zone.
i. The Congress Street build-to zone extends between 0 to 40 feet from the right-of-
Congress Street build-to zone1
way boundary.
ii. Buildings located in these parcels must have a minimum of 70% of the façade facing
Congress Street located within the build-to zone.
Transition zones are identified inside the IOZ boundary in areas where the IOZ
abuts or is located across a public right-of-way from a residential zone or a
historic-designated district.
See Maximum Building Heights Map in Figure 8-D for location of transition zones.
i. Transition zones shall extend 50 feet into the parcel from the parcel boundary.
ii. Transition zones that abut a Residential zone with or without an intervening
Transition zones
public right-of-way shall have a maximum height limit that matches the
maximum height permitted within that Residential zone.
iii. In areas where the IOZ abuts a residential zone without an intervening public
right-of-way, minimum side and rear yard requirements of the abutting
residential zone apply within the IOZ boundary, unless noted otherwise in
Minimum Setbacks Map in Figure 8-E.
A "build-to zone" is the area on the lot where all or a portion of the street-facing building facade must be located, measured as a minimum
and max. yard (setback) range from the public right-of-way boundary. CITY OF PORTLAND LAND USE CODE | 8-19 OVERLAY ZONES

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