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843 Sullivan Ave, Concord, CA 94518 Property Records

Contra Costa County property record for 843 Sullivan Ave, Concord, CA 94518 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details3 bd · 2.5 ba · 2,089 sqft · built 1966
Lot Size0.138 acres (6,000 sqft)
Owner2 Individual Names on File
Last Sale$730,000 (Oct 2018)
Tax Bill$10,002 (2025)
Deeds & MortgagesOct 2020 Mortgage
Oct 2018 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN129-326-018-6

Property Details

APN / Parcel Number

Primary APN129-326-018-6
Alternative APN
  • 129-326-018

Interior

Bedrooms3 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms10 Rooms
Stories2 Stories
Building Area2,089 sqft Living Area
1st Floor Area1,005 sqft
2nd Floor Area1,084 sqft

Exterior

Year BuiltBuilt 1966
Effective Year BuiltEffective 1985
Lot Area6,000 sqft (0.138 acres)
Garage TypeAttached
Garage Area462 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address843 SULLIVAN AVE
CityCONCORD
StateCA
Zip94518-2124
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionTRACT 3252 LOT 260 EX MR
Legal SubdivisionSUBDIVISION 3252
Legal Tract3252
Legal Lot Number260
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group2
Census Block2003
Census Tract337202

Owner

Source: Contra Costa County records · APN 129-326-018-6

Assessment roll updated July 14, 2026 · Last verified July 2026

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

Owner of Record2 Individual Names on File
Mailing Address843 SULLIVAN AVE, CONCORD, CA 94518-2124
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

DateDocument
Oct 26, 2020Deed of Trust, Mortgage · Conventional Mortgage
BEST CAPITAL FUNDING
Oct 02, 2018Grant Deed, Transfer · Conventional Mortgage
US BANK NA

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleOct 02, 2018 · Amount on Record
Deed SaleOct 02, 2018 · Amount on Record
Prior SaleApr 23, 2015 · Amount on Record
Deed Document Number2018156412
Prior Transfer DateAug 29, 2006
Prior Transfer Doc0000306622
Record UpdatedSep 20, 2026

October 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address843 SULLIVAN AVE, CONCORD, CA 94518-2124
Transaction TypeMortgage
Record UpdatedNov 03, 2022
Title CompanySERVICELINK

Transferred To (Grantee/Buyer)

NameVerified Name
Address843 SULLIVAN AVE, CONCORD, CA 94518-2124

Mortgage

Document Number0000249657
DateOct 26, 2020
Instrument2020-249657
Lender
NameBEST CAPITAL FUNDING
TypeLending Institution
AddressCHATSWORTH, CA 91311
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueNov 01, 2050

October 2018: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateOct 02, 2018
Property Address843 SULLIVAN AVE, CONCORD, CA 94518-2124
Document Number0000156412
Map ReferenceMB 98 PG 22
Instrument DateSep 24, 2018
Instrument2018-156412
Transaction TypeTransfer
Record UpdatedNov 03, 2022
Title CompanyCHICAGO TITLE COMPANY

Transaction

AmountAmount Recorded
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property with Right of Survivorship
Address843 SULLIVAN AVE, CONCORD, CA 94518-2124

Mortgage

Document Number0000156413
DateOct 02, 2018
Instrument2018-156413
Lender
NameUS BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueNov 01, 2048

Mortgage

Document Number0000156413
DateOct 02, 2018
Instrument2018-156413
Lender
NameUS BANK NA
TypeBank
AddressOWENSBORO, KY 42301
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueNov 01, 2048

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026

Property Jurisdictions

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

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2026$830,608 (+2%) Land $494,952 Building $335,656
2025$10,002.00 (+4.42%)$814,323 (+4.04%) Land $485,248 Building $329,075
2023$9,579.00 (+1.27%)$782,704 Land $466,406 Building $316,298
2022$9,459.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133372022, 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
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies1 in force

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond 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 · Published October 2026 · based on 645 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
XfinityCable2,000 / 250
Radiate HoldingsCable1,500 / 50
UnwiredFixed Wireless300 / 25
AT&TDSL100 / 20

May also be available at this address: T-Mobile USA, Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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