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

Contra Costa County property record for 515 E 18th St, Antioch, CA 94509 · Last verified July 2026

Property Summary

Property TypeMotel
Details11,040 sqft · built 1964
Lot Size0.57 acres (24,829 sqft)
OwnerCompany Name on File
Last Sale$1,700,000 (Mar 2004)
Tax Bill$35,390 (2025)
Deeds & MortgagesJun 2023 Assignment
Apr 2022 Mortgage
Flood ZoneZone X (minimal risk)
APN065-143-018-3

Property Details

APN / Parcel Number

Primary APN065-143-018-3
Alternative APN
  • 065-143-018

Interior

Total Rooms31 Rooms
Stories1 Story
Building Area11,040 sqft Gross Area
1st Floor Area11,040 sqft

Exterior

Year BuiltBuilt 1964
Effective Year BuiltEffective 1964
Lot Area24,829 sqft (0.57 acres)

Location & Zoning

Street Address515 E 18TH ST
CityANTIOCH
StateCA
Zip94509-2743
Property CategoryCommercial
Property TypeCommercial > Retail > Motel
Legal DescriptionPOR NE 1/4 SEC 19 T2N R2E .57 AC
Legal Range02E
Legal Township02N
Legal Section19
JurisdictionCONTRA COSTA CA
Township / Civil DivisionANTIOCH-PITTSBURG
Census Block Group1
Census Block1012
Census Tract306004

Owner

Source: Contra Costa County records · APN 065-143-018-3

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 Address515 E 18TH ST, ANTIOCH, CA 94509-2743
Owner TypeCompany
VestingCompany

Deeds, Mortgages & Sale History

DateDocument
Jun 09, 2023Assignment of Lease, Transfer
Apr 26, 2022Deed of Trust, Mortgage · SBA Mortgage
UNITED STATES SMALL BUSINESS ADMIN

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleMar 19, 2004 · Amount on Record
Deed SaleMar 19, 2004 · Amount on Record
Prior SaleJun 22, 2000 · Amount on Record
Deed Document Number200492708
Record UpdatedSep 20, 2026

June 2023: Assignment of Lease, Transfer

Document TypeAssignment of Lease
JurisdictionCONTRA COSTA CA
Recording DateJun 09, 2023
Property Address515 E 18TH ST, ANTIOCH, CA 94509-2743
Document Number0000055068
Instrument DateApr 04, 2023
Instrument2023-055068
Transaction TypeTransfer
Record UpdatedJun 19, 2023

Transaction

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

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
AddressPO BOX 5007, ANTIOCH, CA 94531-5007

April 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address515 E 18TH ST, ANTIOCH, CA 94509-2743
Transaction TypeMortgage
Record UpdatedNov 03, 2022

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000071505
DateApr 26, 2022
Instrument2022-071505
Lender
NameUNITED STATES SMALL BUSINESS ADMIN
TypeGovernment Agency
AddressEL PASO, TX 79925
Agreement
TypeSBA Mortgage
AmountAmount Recorded

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$2,154,933 (+2%) Land $312,464 Building $1,842,469
2025$35,390.00 (+22.18%)$2,112,681 (+4.04%) Land $306,338 Building $1,806,343
2023$28,965.00 (-12.59%)$2,030,645 Land $294,444 Building $1,736,201
2022$33,138.00

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 060133060041, 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
Flood Insurance CostPremium on Record
median of 19 individual NFIP policies nearby
Nearby Flood Policies19 in force
Nearby Flood Claims15 (1983–2022)
Claims Outside the SFHA2 of 15
Most Recent ClaimDec 2022, rainfall accumulation, Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims By Storm
  • Severe Winter Storms, Flooding, Landslides, And Mudslides, Dec 2022 · 3 claims
  • Severe Winter Storms And Flooding, Feb 1998 · 2 claims

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 741 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250
UnwiredFixed Wireless300 / 25

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

Mobile Coverage

5G and 4G LTE

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