855 Sybil Ave, San Leandro, CA 94577 Property Records

Alameda County property record for 855 Sybil Ave, San Leandro, CA 94577

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,572 sqft · built 1946
Lot Size0.145 acres (6,300 sqft)
OwnerCompany Name on Record
Tax Bill$2,882 (2025)
Flood ZoneZone X (minimal risk)
APN77-582-16

Property Details

APN / Parcel Number

Primary APN77-582-16
Alternative APN
  • 077-0582-016-00

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,572 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1946
Effective Year BuiltEffective 1946
Architectural StyleL-Shape
Construction TypeWood
Lot Area6,300 sqft (0.145 acres)
Lot Dimensions105 ft deep x 60 ft wide

Location & Zoning

Street Address855 SYBIL AVE
CitySAN LEANDRO
StateCA
Zip94577-5228
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT: 00011 BLK: TR: 0702
Legal Subdivision702 SAN LEANDRO
Legal Tract0702
Legal Block1
Legal Lot Number11
JurisdictionALAMEDA CA
Township / Civil DivisionHAYWARD
Census Block Group1
Census Block1003
Census Tract433000

Owner

Source: Alameda County records, as of August 5, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on Record
Mailing Address855 SYBIL AVE, SAN LEANDRO, CA 94577-5228
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last Transfer DateMay 9, 2024
Transfer Doc0000059905
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
MunicipalitySan Leandro City
Unified School DistrictSan Leandro Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$161,481 (+2%) Land $77,879 Building $83,602
2025$2,882.00 (+4.95%)$158,315 (+4.04%) Land $76,352 Building $81,963
2023$2,746.00$152,168 Land $73,387 Building $78,781$801,090

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies2 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskLow
lower than 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemEAST BAY MUD
serves 1,468,000 people · EPA ID CA0110005
Water SourceSurface water
Last State InspectionDec 2021
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 815 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Sonic Telecom
Fiber
10,000 / 10,000
AT&T
Fiber · Fixed Wireless, DSL in parts of the area
5,000 / 5,000
Xfinity
Cable
2,000 / 250
Unwired
Fixed Wireless
300 / 25
T-Mobile
Fixed Wireless
100 / 20

May also be available: Etheric Networks, GeoLinks, Verizon.

Nearby Properties on Sybil Ave

Nearby Streets

Search Property Records by Address or Parcel Number