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 7-A: RESIDENTIAL NEIGHBORHOOD ZONE DIMENSIONAL STANDARDS
                                     RN-1               RN-2                 RN-3                 RN-4                    RN-5             RN-6
                    Single-family    6,500 SF           6,000                5,000 SF             2,000 SF                --               --
                      Two-family     6,500 SF           6,000                5,000 SF             2,000 SF                --               --
                    Three-family     6,500 SF           6,000                5,000 SF             2,000 SF                --               --
                      Four-family    6,500 SF           6,000                5,000 SF             2,000 SF                --               --
 Lot area
                      Townhouse      --                 1,500 SF/unit        --                   1,500 SF/unit           --               1,200 SF/unit
   (min.)
                                                                                                                          1,200 SF/unit,
                     Multi-family                       1,200SF/unit                              725 SF/unit             minimum of       435 SF/unit
                                                                                                                          40,000 SF
                  Nonresidential     6,500 SF           6,000 SF             5,000 SF             2,000 SF                40,000 SF        2,000 SF
                                                        40 ft., except 15                         20 ft., except 15                        20 ft., except 15
            Street frontage (min.)   40 ft.             ft./unit for         40 ft.               ft./unit for            50 ft.           ft./unit for
                                                        townhouse                                 townhouse                                townhouse
                                     20 ft. or the
                                                        20 ft. or the        15 ft. or the
                                     average of                                                   5 ft. or the average
                   Front setback                        average of           average of
                                     adjacent front                                               of adjacent front       25 ft.           --
                           (min.)                       adjacent front       adjacent front
                                     yards minus 5                                                yards minus 5 ft.
                                                        yards minus 5 ft.    yards minus 5 ft.
                                     ft.
             Principal structures
                   and detached
                        accessory    25 ft.             20 ft.               20 ft.               10 ft.                  25 ft.           5 ft.
   Rear
                       structures
setback
              (≥250 SF footprint)
  (min.)
             Detached accessory
                       structures    5 ft.              5 ft.                5 ft.                5 ft.                   5 ft.            5 ft.
              (≤250 SF footprint)
                                                        8 ft., except that   7 ft., except that
                                                                                                  5 ft., except that a
                                                        a side setback       a side setback                                                5 ft., except that a
                                                                                                  side setback may
             Principal structures                       may be reduced       may be reduced                                                side setback may be
                                                                                                  be reduced to not
                   and detached                         to not less than     to not less than                                              reduced to not less
                                                                                                  less than 0 ft.
    Side                accessory    8 ft.              5 ft. provided       4 ft. provided                               16 ft.           than 0 ft. provided
                                                                                                  provided that the
setback,               structures                       that the             that the                                                      that the cumulative
                                                                                                  cumulative side
 interior     (≥250 SF footprint)                       cumulative side      cumulative side                                               side yards are not
                                                                                                  yards are not less
   (min.)                                               yards are not        yards are not                                                 less than 10 ft.
                                                                                                  than 10 ft.
                                                        less than 16 ft.     less than 14 ft.
             Detached accessory
                     structures      5 ft.              5 ft.                3 ft.                3 ft.                   5 ft.            3 ft.
              (≤250 SF footprint)
                                     15 ft., or the                          10 ft, or the
                                                        10 ft, or the
                                     depth of an                             depth of an
                                                        depth of an
                                     adjacent front                          adjacent front
                                                        adjacent front
                                     yard directly                           yard directly
             Side setback, corner                       yard directly
                                     abutting the                            abutting the         --                      25 ft.           --
                            (min.)                      abutting the
                                     corner side                             corner side
                                                        corner side yard
                                     yard of the lot,                        yard of the lot,
                                                        of the lot,
                                     whichever is                            whichever is
                                                        whichever is less
                                     less                                    less CITY OF PORTLAND LAND USE CODE | 7-7 DIMENSIONAL STANDARDS
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