578 Marin Ave
Hayward 94541 · Hayward · Coordinates: 37.66072, -122.10611
Parcel & Assessor
- Lot size:
- 13,073 sq ft (0.30 ac)
- Assessor use:
- Two, three or four single family homes
- Tax rate area:
- 25
- Addresses on lot:
- 574 MARIN AVE; 576 MARIN AVE; 578 MARIN AVE
Zoning & Land Use
RL — Low Density Residential - Min. Lot Size - 5,000 Sq Ft (Hayward)
RL — Low Density Residential - Min. Lot Size - 5,000 Sq Ft (Hayward)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RL (single-family residential): state law allows ADUs where homes are allowed. We read RL from the zoning code's name; we haven't checked it against Hayward's code text. The parcel point also falls in RL.
- SB 9: two homes on the lotLikely eligible
Zoned RL, a single-family residential zone. We read RL from the zoning code's name; we haven't checked it against Hayward's code text. The parcel point also falls in RL.
- SB 9: split into two lotsLikely eligible
Zoned RL, a single-family residential zone. We read RL from the zoning code's name; we haven't checked it against Hayward's code text. The parcel point also falls in RL. The lot is 13,073 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Not in a State-mapped fire hazard severity zone
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06001C0286G, effective August 3, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $686,000 – $928,000 · Status: Off market
HUD Small Area FMR (ZIP 94541) · FY 2026
Studio $2,100 · 1BR $2,330 · 2BR $2,850 · 3BR $3,640 · 4BR $4,320
Nearby Activity (½ mile radius, since —)
27 active or recent development projects (27 housing units across completed, permitted, and pipeline stages) and 0 total building permits recorded within ½ mile.
Developments Deserving Closer Investigation & Active Area Builders
- New home (Issued)350 ft NW
Active in "Issued" for 2.3 yr (first record Aug 7, 2024) with no new permit activity recorded in 2.3 yr.
- 612 Tehama Ave ADU (Issued)0.13 mi N
Active in "Issued" for 4 yr (first record Nov 3, 2022) with no new permit activity recorded in 4 yr.
- New home (Issued)0.19 mi W
Active in "Issued" for 2.5 yr (first record May 21, 2024) with no new permit activity recorded in 2.5 yr.
- New home (Issued)0.2 mi W
Active in "Issued" for 15 mo (first record Aug 7, 2025) with no new permit activity recorded in 15 mo.
Permit & Project History on This Parcel (0 permits, 3 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 6 entries (report years 2022, 2025).