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398 Hartz Ave, Danville, CA 94526 Property Records

Contra Costa County property record for 398 Hartz Ave, Danville, CA 94526

Property Summary

Property TypeRetail Stores (Personal Services, Photography, Travel)
Details2,177 sqft · built 1972
Lot Size0.116 acres (5,052 sqft)
Owner2 Company Names on Record
Last Sale$678,000 (Sep 2026)
Tax Bill$17,263 (2025)
Deeds & MortgagesSep 2026 Sale
Dec 2025 Transfer
+ 2 more
Flood ZoneZone X (minimal risk)
APN208-010-019-7

Property Details

APN / Parcel Number

Primary APN208-010-019-7
Alternative APN
  • 208-010-019

Interior

Stories1 Story
Building Area2,177 sqft Gross Area
1st Floor Area2,177 sqft

Exterior

Year BuiltBuilt 1972
Effective Year BuiltEffective 1972
Lot Area5,052 sqft (0.116 acres)

Location & Zoning

Street Address398 HARTZ AVE
CityDANVILLE
StateCA
Zip94526-3564
Property CategoryCommercial
Property TypeCommercial > Retail > Retail Stores (Personal Services, Photography, Travel)
Legal DescriptionRO SAN RAMON .116 AC
Legal SubdivisionMADEROS ADD
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group3
Census Block3012
Census Tract345203

Owner

Source: Contra Costa County records, as of October 13, 2026

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

Owner of Record2 Company Names on Record
Mailing Address19 MALLORCA WAY, SAN FRANCISCO, CA 94123-2104
Owner TypeCompany
VestingTrust, Revocable Trust

Deeds, Mortgages & Sale History

DateDocument
Sep 21, 2026Grant Deed, Transfer
OLD REPUBLIC TITLE
Dec 24, 2025Intrafamily Transfer, Transfer
May 13, 2026Grant Deed, Transfer
NONE LISTED ON DOCUMENT
Feb 28, 2018Quit Claim Deed, Transfer
NOT AVAILABLE

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 21, 2026 · Amount on Record
Deed SaleSep 21, 2026 · Amount on Record
Prior SaleJul 16, 2002 · Amount on Record
Deed Document Number202698983
Prior Transfer DateNov 25, 2024
Prior Transfer Doc0000130406
Record UpdatedOct 29, 2026

September 2026: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateSep 21, 2026
Property Address398 HARTZ AVE, DANVILLE, CA 94526-3564
Document Number0000098983
Instrument DateSep 11, 2026
Instrument202698983
Transaction TypeTransfer
Record UpdatedSep 29, 2026
Title CompanyOLD REPUBLIC TITLE

Transaction

AmountAmount Recorded
Tax$75,325.80
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length
  • Percentage Unclear
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address19 MALLORCA WAY, SAN FRANCISCO, CA 94123-2104

December 2025: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateDec 24, 2025
Property Address398 HARTZ AVE, DANVILLE, CA 94526-3564
Document Number0000143287
Instrument DateDec 19, 2025
Instrument2025- 143287
Transaction TypeTransfer
Record UpdatedJan 7, 2026

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address1245 AGUAJITO RD, MONTEREY, CA 93940-4869

May 2026: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateMay 13, 2026
Property Address398 HARTZ AVE, DANVILLE, CA 94526-3564
Document Number0000050293
Instrument DateAug 20, 2025
Instrument202650293
Transaction TypeTransfer
Record UpdatedJul 12, 2026
Title CompanyNONE LISTED ON DOCUMENT

Transaction

Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Arm's Length
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTrust
Address300 HILLSIDE AVE, PIEDMONT, CA 94611-4014
InvestorPossibly a Property Investor

February 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateFeb 28, 2018
Property Address398 HARTZ AVE, DANVILLE, CA 94526-3564
Document Number0000031089
Instrument DateFeb 12, 2018
Instrument31089
Transaction TypeTransfer
Record UpdatedNov 19, 2020
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer
  • Partial Interest
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCorporate Trust
Address19 MALLORCA WAY SAN FRANCISCO CA 941232104, SAN FRANCISCO, CA 94123-2104

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

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
2026$1,366,488 (+2%) Land $517,048 Building $849,440
2025$17,263.00 (+5.84%)$1,339,695 (+4.04%) Land $506,910 Building $832,785
2023$16,311.00 (-12.25%)$1,287,675 Land $487,227 Building $800,448
2022$18,587.00

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
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 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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