21678 Montgomery St
Cherryland 94541 · Hayward · Coordinates: 37.67830, -122.09272
Parcel & Assessor
- Lot size:
- 6,846 sq ft (0.16 ac)
- Assessor use:
- Single family residential homes used as such
- Tax rate area:
- 25
- Addresses on lot:
- 21678 MONTGOMERY ST; 21680 MONTGOMERY ST
Zoning & Land Use
RM — Medium Density Residential (Hayward)
RM — Medium Density Residential (Hayward)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RM (multifamily residential): state law allows ADUs where homes are allowed. We read RM from the zoning code's name; we haven't checked it against Hayward's code text. The parcel point also falls in RM. On a multifamily lot the state allowance is different: ADUs in non-living space of the building, plus up to eight detached ADUs.
- SB 9: two homes on the lotUnlikely
Zoned RM (multifamily residential), not a single-family residential zone. We read RM from the zoning code's name; we haven't checked it against Hayward's code text. The parcel point also falls in RM.
- SB 9: split into two lotsUnlikely
Zoned RM (multifamily residential), not a single-family residential zone. We read RM from the zoning code's name; we haven't checked it against Hayward's code text. The parcel point also falls in RM.
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 06001C0287G, 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: $653,000 – $883,000 · 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 —)
7 active or recent development projects (7 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)On this parcel
Active in "Issued" for 2.8 yr (first record Jan 24, 2024) with no new permit activity recorded in 2.8 yr.
- 21659 Mission (Tract 8520) (Entitled)370 ft N
Active in "Entitled" for 6.2 yr (first record Sep 10, 2020) with no new permit activity recorded in 6.2 yr. High-impact scale (45 housing units, 4 deed-restricted affordable across 0 permits).
- RCD Development (PG8) (Entitled)0.4 mi N
Active in "Entitled" for 4.5 yr (first record May 24, 2022) with no new permit activity recorded in 4.5 yr. High-impact scale (96 housing units, 95 deed-restricted affordable across 0 permits).
- Lincoln Landing (Issued)0.49 mi E
Active in "Issued" for 4.3 yr (first record Jul 19, 2022) with no new permit activity recorded in 4.3 yr. High-impact scale (474 housing units across 0 permits).
Permit & Project History on This Parcel (0 permits, 1 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 1 entry (report years 2024).