400 Wall St, Livermore, CA 94550 Property Records

Alameda County property record for 400 Wall St, Livermore, CA 94550

Property Summary

Property TypeGovernment / Public Use
Lot Size43.4 acres (1,894,187 sqft)
OwnerCompany Name on File
Flood ZoneZone X (minimal risk)
APN99-257-1

Property Details

APN / Parcel Number

Primary APN99-257-1
Alternative APN
  • 099-0257-001-00

Exterior

Lot Area1,894,187 sqft

Location & Zoning

Street Address400 WALL ST
CityLIVERMORE
StateCA
Zip94550-4066
Property CategoryPublic Works
Property TypePublic Works > Government / Public Use
JurisdictionALAMEDA CA
Township / Civil DivisionLIVERMORE-PLEASANTON
Census Block Group1
Census Block1004
Census Tract451701

Owner

Source: Alameda County records · APN 99-257-1

Assessment roll updated August 5, 2026 · Last verified August 2026

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

Owner of RecordCompany Name on File
Mailing Address685 E JACK LONDON BLVD, LIVERMORE, CA 94551-1855
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Alameda County records · Assessment roll updated August 5, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
MunicipalityLivermore City
Unified School DistrictLivermore Valley Joint Unified School District (KG - 12)

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014517011, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies1 in force

Wildfire

Wildfire RiskNot rated
no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 348 locations within half a mile · Last verified October 2026

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL in parts of the area
5,000 / 5,000
Xfinity
Cable
2,000 / 2,000
Unwired
Fixed Wireless
300 / 25
Verizon
Fixed Wireless
300 / 20
Etheric Communications, LLC.
Fixed Wireless
250 / 100

May also be available: T-Mobile USA.

Drinking Water

Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026

Water SystemCALIFORNIA WATER SERVICE - LIVERMORE
private · serves 60,414 people
Water SourcePurchased surface water from ZONE 7 WATER AGENCY
Last State InspectionDec 2024
Also Mapped HereCITY OF LIVERMORE
Lead8 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

Nearby Properties on Wall St

Nearby Streets

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