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3299 E 18th St, Antioch, CA 94509 Property Records

Contra Costa County property record for 3299 E 18th St, Antioch, CA 94509 · Last verified July 2026

Property Highlights

Property TypeIndustrial > Light Industrial (10% Improved Office Space; Machine Shop)
Year BuiltBuilt 1966
Square Footage5,000 sqft Gross Area
Lot Size4.97 acres
Last Sale$4,500,000 (2023)
Tax Bill$58,347.00 (2025)

Property Details

APN / Parcel Number

Primary APN051-052-068-7
Alternative APN
  • 051-052-068

Interior

Total Rooms20 Rooms
Building Area5,000 sqft Gross Area
1st Floor5,000 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1966
Effective Year BuiltEffective 1966
Lot Area216,928 sqft

Location & Zoning

Street Address3201 E 18TH ST, 3299
CityANTIOCH
StateCA
Zip94509
Property UsageIndustrial Property Usage
TypeIndustrial > Light Industrial (10% Improved Office Space; Machine Shop)
Legal DescriptionREC OF SURVEY 63LSM50 POR PCL 2
JurisdictionCONTRA COSTA CA
Minor Civil DivisionANTIOCH-PITTSBURG
Census Blockgroup2
Census Block2016
Census Tract306002

Owner

Source: Contra Costa County records · APN 051-052-068-7

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 Address3245 E 18TH ST, ANTIOCH, CA 94509-7355
Owner TypeOwner is a Company

Deeds, Mortgages & Sale History

DateDocument
Sep 01, 2023Grant Deed, Transfer · Commercial Mortgage
REDWOOD CU
Sep 01, 2023Lease, Transfer
OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY
Sep 01, 2023Lease, Transfer
OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY
Sep 01, 2023Lease, Transfer
OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY
Oct 16, 2018Grant Deed, Transfer
OLD REPUBLIC TITLE

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleSep 01, 2023 · Amount on Record
Deed SaleSep 01, 2023 · Amount on Record
Prior SaleOct 16, 2018 · Amount on Record
Deed Doc Number202385091
Prior Transfer DateAug 31, 2023
Prior Transfer Doc0000085091
Record RefreshedSep 20, 2026

September 2023: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateSep 01, 2023
Property Address3299 E 18TH ST, ANTIOCH, CA 94509
Document Number0000085091
Map ReferenceMB 63 PG 50
Instrument DateAug 31, 2023
Instrument2023-085091
Transaction TypeTransfer
Record UpdatedSep 13, 2023
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on File
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded Values by County
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address3245 E 18TH ST, ANTIOCH, CA 94509-7355

Mortgage

Document Number0000085092
DateSep 01, 2023
Instrument2023-085092
Lender
NameREDWOOD CU
TypeCredit Union
Agreement
TypeCommercial Mortgage
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate

September 2023: Lease, Transfer

Document TypeLease
JurisdictionCONTRA COSTA CA
Recording DateSep 01, 2023
Property Address3299 E 18TH ST, ANTIOCH, CA 94509
Document Number0000085101
Map ReferenceMB 63 PG 50
Instrument DateAug 28, 2023
Instrument2023-085101
Transaction TypeTransfer
Record UpdatedSep 13, 2023
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

September 2023: Lease, Transfer

Document TypeLease
JurisdictionCONTRA COSTA CA
Recording DateSep 01, 2023
Property Address3299 E 18TH ST, ANTIOCH, CA 94509
Document Number0000085105
Map ReferenceMB 63 PG 50
Instrument DateAug 28, 2023
Instrument2023-085105
Transaction TypeTransfer
Record UpdatedSep 13, 2023
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

September 2023: Lease, Transfer

Document TypeLease
JurisdictionCONTRA COSTA CA
Recording DateSep 01, 2023
Property Address3299 E 18TH ST, ANTIOCH, CA 94509
Document Number0000085099
Map ReferencePG 50
Instrument DateJul 01, 2023
Instrument2023-085099
Transaction TypeTransfer
Record UpdatedSep 13, 2023
Title CompanyOLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

October 2018: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateOct 16, 2018
Property Address3299 E 18TH ST, ANTIOCH, CA 94509
Document Number0000163927
Instrument DateOct 11, 2018
Instrument163927
Transaction TypeTransfer
Record UpdatedOct 29, 2018
Title CompanyOLD REPUBLIC TITLE

Transaction

AmountAmount Recorded
Tax$3,428.70
Amount AccuracyFull Value
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address3220 BLUME DR #250 RICHMOND CA 948065741, 250, RICHMOND, CA 94806-5741

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
MunicipalityAntioch City
Unified School DistrictAntioch 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$4,681,800 (+2%) Land $2,991,150 Building $1,690,650
2025$58,347.00 (+41.79%)$4,590,000 (+37.35%) Land $2,932,500 Building $1,657,500
2023$41,149.00 (-1.44%)$3,341,729 Land $2,251,623 Building $1,090,106
2022$41,752.00

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