Sample
3539 ARNOLD AVE, San Diego, CA, 92104-3439
APN 4533310900 · SAN DIEGO 92104-3439
This page is the report engine's output for 3539 Arnold Ave, San Diego. It is a sample, not a zoning decision for any other lot. Potential placement, subject to survey and architect.
- Zone
- RS-1-7
- Lot used
- 6,300
- Units
- 1
- ADU permits
- 1
Public parcel and zoning records. Assessor usable area and the parcel polygon differ. Lot area in this report is the parcel polygon. Floor-area math uses the usable area when that figure is smaller.
- Zone
- RS-1-7
- Ordinance
- O-20753 NS
- Lot used
- 6,300 sq ft
- Usable area
- 6,300 sq ft
- Parcel ring
- 6,355.68 sq ft
- Existing home
- 1,704 sq ft
- Effective year
- 1980
- Year built
- verify
- Existing units
- 1
- Rules version
- 2026.10.18
Assessor usable area and the parcel polygon differ. Lot area in this report is the parcel polygon. Floor-area math uses the usable area when that figure is smaller.
Paths
- State ADUPotential
- City ADU (IB 400)Potential
- Bonus ADUPotential
- SB 9Verify
Permit counts
- Open
- 0
- Expired
- 0
- Finaled
- 1
- ADU or JADU
- 1
What the rules allow
3539 ARNOLD AVE, San Diego, CA, 92104-3439 (4533310900) is in the City of San Diego, zoned RS-1-7, on a lot counted as 6,356 square feet. Assessor usable area and the parcel polygon differ. Lot area in this report is the parcel polygon. Floor-area math uses the usable area when that figure is smaller. State ADU applies (2 units). 1 accessory dwelling unit and 1 junior accessory dwelling unit. City ADU (IB 400) applies (3 units). 3 new units: 1 accessory dwelling unit, 1 conversion, and 1 junior accessory dwelling unit, plus the existing primary home (4 total). Bonus ADU applies (4 units). 4 bonus accessory dwelling units if affordable units are paired up to the lot-size cap. SB 9 needs a check before it applies (4 units). 4 units total across the two lots, with no accessory dwelling units if the lot is split. This is a development potential estimate, not a zoning decision. Verify it with the City of San Diego and a licensed professional.
State ADU · Potential
2 units. 1 accessory dwelling unit and 1 junior accessory dwelling unit.
- One accessory dwelling unit of 800 square feet is protected from floor area ratio and lot coverage, with 4-foot side and rear setbacks.
- A single-family lot may also add one junior accessory dwelling unit inside the existing home.
- Height limit 18 feet because the lot is near transit or is multifamily.
- Side and rear setbacks of 4 feet for the protected unit.
City ADU (IB 400) · Potential
3 units. 3 new units: 1 accessory dwelling unit, 1 conversion, and 1 junior accessory dwelling unit, plus the existing primary home (4 total).
- Single-family package: 1 primary dwelling, 1 attached or detached accessory dwelling unit, 1 conversion accessory dwelling unit, and 1 junior accessory dwelling unit.
Bonus ADU · Potential
4 units. 4 bonus accessory dwelling units if affordable units are paired up to the lot-size cap.
Development potential estimate, not a zoning decision. Verify with the City of San Diego and a licensed professional.
Potential placement, subject to survey and architect.