Portland City Code ch. 14

Citation: Portland City Code ch. 14
Parent Document: Portland City Code ch. 14
Jurisdiction: Portland (municipal)
Original Source: https://www.portlandmaine.gov/asset/ae8cabd1-66eb-4a1c-9224-92bbca5e792f ↗

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within the two years immediately preceding a the rear lot line and any structure.
development proposal, such slope shall also be
subtracted from the lot area. Setback, side. A setback along a side lot line
extending from the front lot line to the rear lot line,
Setback. A space on a lot which is required by this the width of which shall be the shortest horizontal
article to be maintained open, unoccupied, and distance between the side lot line and any structure.
unobstructed between lot lines and any structure,
except as otherwise permitted in this code of Stepback. A space on a lot which is required by this
ordinances. A setback shall be measured from a line article to be maintained open, unoccupied, and
parallel to the lot line drawn through the point of a unobstructed between lot lines and any structure
structure nearest to such lot line. This that occurs at a prescribed height above the
measurement shall be taken at right angles from ground. Stepbacks shall apply to all attached
such parallel line. When measuring setbacks, accessory structures, including the minimum
setbacks shall be interpreted to include setbacks of necessary housing of elevators, stairways, tanks
structures from property lines and setbacks of fans, or other building operating equipment not
principal structures from one another. No principal intended for human occupancy.
structure shall occupy the minimum setback of
another principal structure. Setbacks shall not Story. That portion of a building included between
apply to fences, flagpoles, raised garden beds, and the surface of any floor and the surface of the floor,
other similar structures. When setbacks are or the roof, next above. A half story is a story
established in relationship to height, the height in situated under a sloping roof, the area which at a
stories or feet of that part of the principal structure height four feet above the floor does not exceed
adjoining a yard shall be used in determining the two‑thirds of the floor area of the story
required setback. immediately below it. A story which exceeds 18 feet
in height shall be counted as two stories. A
Setback, front. A setback along the front lot line, basement shall be counted as a story for the
extending between side lot lines, the depth of which purpose of height measurement where more than
shall be the shortest horizontal distance between the one‑half of its height is above the average level of
front lot line and any structure. In the case of lots with the adjoining ground.
frontages on two or more streets, the orientation of
the principal entry to the principal building shall prevail. Street frontage. The distance for which a lot line
In the case of lots without frontage on a street, the adjoins a public street, from one lot line intersecting
property line that parallels the nearest developed said street to the furthest distant lot line
street shall be considered the front. intersecting the same street.

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