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3800 Cowell Rd, Concord, CA 94518 Property Records

Contra Costa County property record for 3800 Cowell Rd, Concord, CA 94518

Property Summary

Property TypeSingle Family Home
Details4 bd · 1.5 ba · 3,193 sqft · built 1912
Lot Size0.338 acres (14,723 sqft)
Owner2 Company Names on Record
Last Sale$810,000 (Apr 2025)
Tax Bill$4,885 (2025)
Deeds & MortgagesOct 2026 Transfer
Feb 2024 Transfer
+ 1 more
Flood ZoneZone AE (high risk)
APN130-140-051-9

Property Details

APN / Parcel Number

Primary APN130-140-051-9
Alternative APNs
  • 130-140-077-4
  • 130-140-077
  • 130-140-051

Interior

Bedrooms4 Beds
Full Baths1.5 Baths
Half Baths1 Half Bath
Total Rooms9 Rooms
Stories2 Stories
Building Area3,193 sqft Living Area
1st Floor Area1,599 sqft
2nd Floor Area1,594 sqft

Exterior

Year BuiltBuilt 1912
Effective Year BuiltEffective 1912
Lot Area14,723 sqft (0.338 acres)

Location & Zoning

Street Address3800 COWELL RD
CityCONCORD
StateCA
Zip94518-1607
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10
Legal DescriptionTR 222PM12 PCL 1
Legal SubdivisionSUBDIVISION 6089
Legal Tract222
Legal Lot Number1
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group1
Census Block1000
Census Tract337100

Owner

Source: Contra Costa County records, as of October 21, 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 Address3800 COWELL RD, CONCORD, CA 94518-1607
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Revocable Trust

Deeds, Mortgages & Sale History

DateDocument
Oct 9, 2026Quit Claim Deed, Transfer
NONE LISTED ON DOCUMENT
Feb 1, 2024Affidavit of Death of Joint Tenant, Transfer
OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY
Apr 8, 2022Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleApr 9, 2025 · Amount on Record
Deed SaleApr 9, 2025 · Amount on Record
Prior SaleAug 20, 2024 · Amount on Record
Deed Document Number202533833
Last Transfer DateOct 30, 2025
Transfer Doc0000108930
Record UpdatedOct 29, 2026

October 2026: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionCONTRA COSTA CA
Recording DateOct 9, 2026
Property Address3800 COWELL RD, CONCORD, CA 94518-1607
Document Number0000108930
Instrument DateOct 30, 2025
Instrument2026108930
Transaction TypeTransfer
Record UpdatedOct 20, 2026
Title CompanyNONE LISTED ON DOCUMENT

Transaction

Tax$0.00
Amount AccuracyFull Amount Stated
Additional
  • Quitclaim
  • Intrafamily Transfer
  • Multiple Parcels

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
Address3800 COWELL RD, CONCORD, CA 94518-1607

February 2024: Affidavit of Death of Joint Tenant, Transfer

Document TypeAffidavit of Death of Joint Tenant
JurisdictionCONTRA COSTA CA
Recording DateFeb 1, 2024
Property Address3800 COWELL RD, CONCORD, CA 94518-1607
Document Number0000010372
Map ReferenceMB 267 PG 47
Instrument DateJan 26, 2024
Instrument2024-010372
Transaction TypeTransfer
Record UpdatedFeb 12, 2024
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

April 2022: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionCONTRA COSTA CA
Recording DateApr 8, 2022
Property Address3800 COWELL RD, CONCORD, CA 94518-1607
Document Number0000062063
Map ReferenceMB 267 PG 47
Instrument DateApr 8, 2021
Instrument2022-062063
Transaction TypeTransfer
Record UpdatedNov 3, 2022

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address3800 COWELL RD, 3800, CONCORD, CA 94518-1607

Transferred To (Grantee/Buyer)

NameVerified Name
Address7040 AVENIDA ENCINAS # 104-40, 104, CARLSBAD, CA 92011-4653

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityConcord City
Unified School DistrictMount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$826,200 (+135.36%) Land $535,500 Building $290,700
2025$4,885.00 (+11.4%)$351,034 (-25.65%) Land $140,980 Building $210,054
2023$4,385.00 (-0.34%) Disabled Person's exemption Veteran's exemption$472,111 Land $270,212 Building $201,899
2022$4,400.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

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

FEMA Flood ZoneZone AE
high risk
100-Year FloodplainYes
1% annual chance
FloodwayNo
Base Flood ElevationVaries along the reach; see FIRM
Flood Insurance RequirementRequired
federally backed loans
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies4 in force
Nearby Flood Claims4 (1997–2002)
Claims Outside the SFHA3 of 4
Most Recent ClaimDec 2002 · rainfall accumulation
Claims by Event
  • Severe Winter Storms And Flooding, Feb 1998 · 2 claims

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 RiskNot rated
no burnable land within 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 SystemCONTRA COSTA WATER DISTRICT
serves 210,500 people · EPA ID CA0710003
Water SourceSurface water
Last State InspectionJan 2022
LeadUnder 1 ppb (2026–2028)
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 437 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Sonic Telecom
Fiber		10,000 / 10,000
Xfinity
Cable		2,000 / 250
Astound Broadband
Cable		1,500 / 50
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20
T-Mobile
Fixed Wireless		100 / 20
AT&T
DSL · Fiber in parts of the area		100 / 20

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