678 Alvarado Rd

Parcel & Assessor

Lot size:

9,036 sq ft (0.21 ac)

Assessor use:

Single family residential homes used as such

Tax rate area:

17

Addresses on lot:

678 ALVARADO RD; 680 ALVARADO RD

State Housing Pathways Screen (ADU & SB 9)

• ADU or junior ADULikely eligible

  Zoned RH-4 (single-family residential): state law allows ADUs where homes are allowed. We read RH-4 from the zoning code's name; we haven't checked it against Oakland's code text.

• SB 9: two homes on the lotPossible, with conditions

  Zoned RH-4, a single-family residential zone. We read RH-4 from the zoning code's name; we haven't checked it against Oakland's code text. Alquist-Priolo Earthquake Fault Zone covers about 6% of the lot: the project must meet the seismic building standards, and a fault study is usually required.

• SB 9: split into two lotsPossible, with conditions

  Zoned RH-4, a single-family residential zone. We read RH-4 from the zoning code's name; we haven't checked it against Oakland's code text. The lot is 9,036 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original. Alquist-Priolo Earthquake Fault Zone covers about 6% of the lot: the project must meet the seismic building standards, and a fault study is usually required.

Mapped Hazard Zones on This Lot

CAL FIRE Fire Hazard Severity Zone

Moderate Fire Hazard Severity Zone (Local Responsibility Area) (all of the lot, map Mar 24, 2025)

FEMA National Flood Hazard Layer

Zone X: minimal flood hazard (all of the lot) · FIRM panel 06001C0080G, effective August 3, 2009

CGS Alquist-Priolo Earthquake Fault Zone

Alquist-Priolo Earthquake Fault Zone (Oakland East quadrangle) (about 6% of the lot)

Surrounding Rent & Value Benchmarks (Public Records)

Nearby Activity (½ mile radius, since —)

11 active or recent development projects (11 housing units across completed, permitted, and pipeline stages) and 0 total building permits recorded within ½ mile.