§ 5.12.3 — DEFINITIONS
Tucson Code (General Ordinances) (2026 S-151: current through August 18, 2026) · Tucson Unified Development Code § 5.12.3
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5.12.3. DEFINITIONS
The terms "adjacent Adjacent Two or more parcels Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. or lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. sharing a common boundary or separated by an alley Alley Alleys are public ways used for the placement of utilities, refuse collection, or similar public services, and under certain circumstances as provided in the UDC, access to individual properties. or other right-of-way Right-of-Way An area reserved for a public or private use, such as, but not limited to, street or alley rights-of-way and utility easements. 20 feet or less in width. Parcels Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. or lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. having only a common corner are considered adjacent. Within the Infill Incentive District District A zone that has zoning options to encourage transit-oriented development or has specific urban design standards within the City. Examples include the Rio Nuevo District, the Downtown Area Infill Incentive District. A “district” is also referred to as a zoning district. , Optional Zoning Sub-Districts, Areas and Sub-Areas, the term "adjacent" or "adjacency" means: A. Two or more parcels Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. or lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. sharing a common boundary or separated by an ally Alley Alleys are public ways used for the placement of utilities, refuse collection, or similar public services, and under certain circumstances as provided in the UDC, access to individual properties. or a local Local Street A street that primarily serves as access to a residence or other abutting property. or arterial street Arterial Street A street identified as an arterial or Interstate Route on the Major Streets and Routes (MS&R) Plan. 30 feet or less in width. Parcels Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. or lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. having only a common corner are also considered adjacent. B. Where the development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. parcel is an interior parcel Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. , adjacent lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. includes all residential lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. or development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. on either side of the development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. parcel Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. , those lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. fronting on the same street Street Any permanent public or private right-of-way, other than an alley, access lane, or parking area access lane, set aside to accommodate vehicular travel lanes, parking lanes, bike lanes, pedestrian facilities, utility areas, and other such design features, whether designated as a street, drive, highway, thoroughfare, road, boulevard, avenue, lane, or place. in the same block Block A unit of land bounded by streets or by a combination of streets and public lands, railroad rights-of-way, watercourses, or other barriers to the continuity of the unit of land. A block may be comprised of one or more lots. A block made up of one lot may also be referred to as a lot or parcel. as the development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. parcel Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. , and all those lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. on the opposite side of that street Street Any permanent public or private right-of-way, other than an alley, access lane, or parking area access lane, set aside to accommodate vehicular travel lanes, parking lanes, bike lanes, pedestrian facilities, utility areas, and other such design features, whether designated as a street, drive, highway, thoroughfare, road, boulevard, avenue, lane, or place. (See Figure, "Interior Lot Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. "); C. Where the development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. parcel Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. is a corner lot Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. , the term "adjacent" includes all the residential corner lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. or developments Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. diagonally opposite the development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. parcel Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. , fronting on the same two streets Street Any permanent public or private right-of-way, other than an alley, access lane, or parking area access lane, set aside to accommodate vehicular travel lanes, parking lanes, bike lanes, pedestrian facilities, utility areas, and other such design features, whether designated as a street, drive, highway, thoroughfare, road, boulevard, avenue, lane, or place. in the same block Block A unit of land bounded by streets or by a combination of streets and public lands, railroad rights-of-way, watercourses, or other barriers to the continuity of the unit of land. A block may be comprised of one or more lots. A block made up of one lot may also be referred to as a lot or parcel. , and on the opposite sides of those streets Street Any permanent public or private right-of-way, other than an alley, access lane, or parking area access lane, set aside to accommodate vehicular travel lanes, parking lanes, bike lanes, pedestrian facilities, utility areas, and other such design features, whether designated as a street, drive, highway, thoroughfare, road, boulevard, avenue, lane, or place. as shown in the diagram below (See Figure, "Corner Lot Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. "); D. Where the development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. parcel Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. is adjacent to an HPZ, the term "adjacent" includes all lots Lot A tract of land bounded on all sides by property lines, of sufficient size to meet minimum zoning standards, with legal access to a public street. across the street Street Any permanent public or private right-of-way, other than an alley, access lane, or parking area access lane, set aside to accommodate vehicular travel lanes, parking lanes, bike lanes, pedestrian facilities, utility areas, and other such design features, whether designated as a street, drive, highway, thoroughfare, road, boulevard, avenue, lane, or place. and diagonally across from the development Development Any human alteration to the state of land, including its vegetation, soil, geology, or hydrology, for any residential, commercial, industrial, utility, or other use, such as, but not limited to, clearing, grubbing, or grading of land, and structural improvements, e.g., buildings, walls, fences, signs, and vehicular use areas. parcel Parcel The same as “lot.” The term “parcel” is generally listed to describe a piece of property recorded as a division of land by a metes and bounds description and may or may not be a part of a subdivision plat. In a project where a division of land is proposed, each proposed division is considered a lot for the purpose of applying the requirements of the zoning ordinance. . " and "group dwelling Group Dwelling Within the Downtown Area Infill Incentive District (IID) the term "group dwelling" means a structure Structure A physical element constructed or erected with a fixed location on the ground or attached to another physical element having a fixed location at, below, or above grade. Structures include such elements as, but are not limited to, buildings, paved areas, walls, fences, posts, and patios. that: A. meets the definition of "group dwelling" contained in Section 11.3.7.B; and, B. is greater than two stories or 25 feet in height Structure Height The vertical dimension of a structure measured from a specified point on the ground. For information on applying a height standards, refer to Section 6.4.4, Height. . " as they apply in the IID are defined in Section 11.4.2 and Section 11.4.8, respectively. When a proposed project Project A development, consisting of one or more contiguous lots, planned and constructed to function as a single entity, utilizing common or shared facilities, structures, parking, and vehicular and pedestrian access. is not developed under the IID zoning option, but under the standards Standards Design principles, criteria, and specifications that describe the manner in which development and related improvements are accomplished in order to obtain development approval. of the underlying zoning, only the general, not the IID specific definition of the term "Group Dwelling Group Dwelling Within the Downtown Area Infill Incentive District (IID) the term "group dwelling" means a structure Structure A physical element constructed or erected with a fixed location on the ground or attached to another physical element having a fixed location at, below, or above grade. Structures include such elements as, but are not limited to, buildings, paved areas, walls, fences, posts, and patios. that: A. meets the definition of "group dwelling" contained in Section 11.3.7.B; and, B. is greater than two stories or 25 feet in height Structure Height The vertical dimension of a structure measured from a specified point on the ground. For information on applying a height standards, refer to Section 6.4.4, Height. . " applies (see Article 11). (Am. Ord. 11246, 2/18/2015)
