111 Hartz Ave, Danville, CA 94526 Property Records

Contra Costa County property record for 111 Hartz Ave, Danville, CA 94526

Property Summary

Property TypeGovernment / Public Use
Lot Size0.276 acres (12,066 sqft)
OwnerCompany Name on Record
Tax Bill$270 (2023)
Flood ZoneZone X (minimal risk)
APN199-330-067

Property Details

APN / Parcel Number

Primary APN199-330-067
Alternative APN
  • 199-330-067-0

Exterior

Lot Area12,066 sqft (0.276 acres)

Location & Zoning

Account Number199-330-067-0
Street Address111 HARTZ AVE
CityDANVILLE
StateCA
Zip94526-3325
Property CategoryPublic Works
Property TypePublic Works > Government / Public Use
Legal DescriptionPOR RANCHO SAN RAMON
Legal SubdivisionSAN RAMON
Legal Lot Number12
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3006
Census Tract345203

Owner

Source: Contra Costa County records, as of September 29, 2025

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 Address510 LA GONDA WAY, DANVILLE, CA 94526-1742
Owner TypeCompany

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleSep 22, 2004
Deed SaleSep 22, 2004
Deed Document Number2004-366218
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 1, 2025

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityDanville Town
Unified School DistrictSan Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2025$467,522 (+4.04%) Land $467,522
2023$270.00$449,368 Land $449,368
2022$270.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone A, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies5 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
ExposureDirect
burnable vegetation

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 398 locations within half a mile, as of December 31, 2025

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

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