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1631 Challenge Dr, Concord, CA 94520 Property Records

Contra Costa County property record for 1631 Challenge Dr, Concord, CA 94520 · Last verified July 2026

Property Highlights

Property TypeIndustrial > Industrial Park
Year BuiltBuilt 1989
Square Footage24,000 sqft Gross Area
Lot Size63,597 sqft (1.46 acres)
Last Sale$6,550,000 (2019)
Tax Bill$83,195.00 (2025)

Property Details

APN / Parcel Number

Primary APN127-231-024-2
Alternative APN
  • 127-231-024

Interior

Building Area24,000 sqft Gross Area
1st Floor Area24,000 sqft 1st Floor
Stories1 Story

Exterior

Year BuiltBuilt 1972
Effective Year BuiltEffective 1989
Lot Area63,597 sqft (1.46 acres)

Location & Zoning

Street Address1631 CHALLENGE DR
CityCONCORD
StateCA
Zip94520-5206
Property CategoryIndustrial
Property TypeIndustrial > Industrial Park
Legal DescriptionT207PM28 PCL A
Legal SubdivisionPARCEL MAP MS 11 001
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group2
Census Block2057
Census Tract327001

Owner

Source: Contra Costa County records · APN 127-231-024-2

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 RecordCompany Name on File
Mailing Address1999 HARRISON ST, 1800, OAKLAND, CA 94612-4700
Owner TypeCompany
VestingCompany

Deeds, Mortgages & Sale History

DateDocument
Mar 06, 2019Grant Deed, Transfer
CHICAGO TITLE COMPANY, CHICAGO TITLE CO
Dec 19, 2018Loan Modification, Mortgage
OTHER INSTITUTIONAL LENDERS
Feb 06, 2018Loan Modification, Mortgage
CASON HM LNS

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleMar 06, 2019 · Amount on Record
Deed SaleMar 06, 2019 · Amount on Record
Prior SaleNov 16, 2016 · Amount on Record
Deed Document Number201930172
Prior Transfer DateMar 12, 1997
Prior Transfer Doc0000041264
Record UpdatedSep 20, 2026

March 2019: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateMar 06, 2019
Property Address1631 CHALLENGE DR, CONCORD, CA 94520-5206
Document Number0000030172
Instrument DateMar 04, 2019
Instrument30172
Transaction TypeTransfer
Record UpdatedMar 18, 2019
Title CompanyCHICAGO TITLE COMPANY, CHICAGO TITLE CO

Transaction

AmountAmount Recorded
Tax$7,205.00
Amount AccuracyFull Value
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address14 CAPERTON AVE PIEDMONT CA 946113504, PIEDMONT, CA 94611-3504

December 2018: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionCONTRA COSTA CA
Property Address1631 CHALLENGE DR, CONCORD, CA 94520-5206
Document Number0000000177
Instrument DateDec 19, 2018
Transaction TypeMortgage
Record UpdatedJan 11, 2019
Title CompanyCHICAGO TITLE COMPANY, CHICAGO TITLE CO

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLimited Partnership

Mortgage

Document Number0000000177
DateJan 02, 2019
Instrument177
Lender
NameOTHER INSTITUTIONAL LENDERS
TypeBank
AddressPO BOX 2400, WALNUT CREEK, CA 94595-0400
Agreement
AmountAmount Recorded

February 2018: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionCONTRA COSTA CA
Property Address1631 CHALLENGE DR, CONCORD, CA 94520-5206
Document Number0000045501
Instrument DateFeb 06, 2018
Transaction TypeMortgage
Record UpdatedApr 03, 2018
Title CompanyCHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipLimited Partnership

Mortgage

Document Number0000045501
DateMar 26, 2018
Instrument45501
Lender
NameCASON HM LNS
TypeFunding / Finance Company
AddressPO BOX 2400, WALNUT CREEK, CA 94595-0400
Agreement
AmountAmount Recorded
Interest
Rate TypeFixed Rate

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$7,452,776 (+2%) Land $2,893,497 Building $4,559,279
2025$83,195.00 (+3.98%)$7,306,644 (+4.04%) Land $2,836,762 Building $4,469,882
2023$80,014.00 (+0.05%)$7,022,920 Land $2,726,608 Building $4,296,312
2022$79,972.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

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