- Setback and height requirements for all accessory structures are established for each building type and are set forth in the district chapter (Chapter 2. Residential Districts, Chapter 3. Mixed Use Districts, and Chapter 4. Special Districts) unless otherwise regulated specifically herein.
- No accessory structure may be located closer than 6 feet to any other building or structure on the same lot. Two or more structures joined by a breezeway shall be considered detached if the breezeway meets all of the following:
- Is no more than 6 feet in width, including roof overhangs;
- Is no more than 16 feet in height or the height of the principal structure, whichever is less;
- Meets the accessory structure setbacks;
- Is open on at least one side except for structural support columns. The other side may utilize mesh, latticework, or a similar treatment;
- Is located no closer to the primary or side street than the wall plane of the principal structure closest to the street; and
- Has no walkway on the roof.
If the breezeway does not meet 6.7.2.B.1. through 6, the two structures shall be considered attached and part of the same principal structure.
- In Residential Districts, accessory structures associated with Detached, Tiny, or Attached Houses shall comply with the following:
- Accessory structures with gross floor area of 150 square feet or less and height of 10 feet or less shall have a minimum setback of 5 feet from side and rear property lines;
- Playsets, as defined in Article 12.2, Defined Terms, shall not be deemed structures for the purposes of Section 10.2.8.A. A zoning permit is not required for these structures, however, notwithstanding any other requirements of this section, only the following standards shall apply:
- Maximum height shall not exceed 15’;
- Playsets may not encroach into any primary or side street setback; and
- Any roofed-over portion shall not exceed 100 square feet.
- Accessory structures shall have a minimum setback of 4 feet from an alley;
- The vehicular opening of a garage on an alley shall have a setback of either 4 feet or 20 feet or more from the alley;
- Encroachments into setbacks are permitted pursuant to Section 1.5.4.D.1.
- Vertical encroachments are permitted pursuant to Sections 1.5.7.D.2. and 1.5.7.D.3.g.; and
- In Residential Districts, accessory structures associated with Detached, Tiny, or Attached Houses shall conform to the standards shown in tables 1 and 2 below. Breezeway connections permitted under Sec. 6.7.2.B. shall not count towards the floor area or footprint calculations of this section.
| E. Floor Area Standards for Accessory Structures in Residential Districts | |||||
| Lot Size | Greater than 40,000 sf | 10,000 sf to 40,000 sf | 4,000 sf to 9,999 sf | Less than 4,000 sf | |
| The largest area within a column shall control. Area maximums apply to all accessory structures on a lot combined. | |||||
| E1 | Combined Floor Area (max.) | 1,200 sf | 1,000 sf | 800 sf | 600 sf |
| E2 | Combined Floor Area (max.) | 50% of the principal structure floor area | 50% of the principal structure floor area | 50% of the principal structure floor area | 50% of the principal structure floor area |
| F. Setback Standards for Accessory Structures in Residential Districts | |||||
| Lot Size | Greater than 40,000 sf | 10,000 sf to 40,000 sf | 4,000 sf to 9,999 sf | Less than 4,000 sf | |
| F1 | From primary street (min.) | Must be located at or behind the front wall of the house. | |||
| F2 | From side street (min.) | 15' | 15' | 10' | 10' |
| F3 | From side lot line (min.) | 10' | 5' | 5' | 5' |
| F4 | From rear lot line (min.) | 10' | 5' | 5' | 5' |
| F5 | From alley (min.) | 4' without parking / 20' with parking | 4' without parking / 20' with parking | 4' without parking / 20' with parking | 4' without parking / 20' with parking |
| G. Height Standards for Accessory Structures in Residential Districts | |||||
| G1 | Overall Height (max.) | 26' | 26' | 26' | 26' |