4735 Koala Ct, Antioch, CA 94531 Property Records

Contra Costa County property record for 4735 Koala Ct, Antioch, CA 94531

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 1,664 sqft · built 1996
Lot Size	0.121 acres (5,280 sqft)
Owner	Individual Name on File
Last Sale	$550,000 (Dec 2022)
Tax Bill	$6,728 (2025)
Deeds & Mortgages	Dec 2022 Mortgage Dec 2022 Second Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`053-470-033-1`

Property Details

APN / Parcel Number

Primary APN	`053-470-033-1`
Alternative APN	`053-470-033`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,664 sqft Living Area
1st Floor Area	904 sqft
2nd Floor Area	760 sqft

Exterior

Year Built	Built 1996
Effective Year Built	Effective 2002
Lot Area	5,280 sqft (0.121 acres)
Garage Type	Attached
Garage Area	429 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	4735 KOALA CT
City	ANTIOCH
State	CA
Zip	94531-8913
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T7286 L643
Legal Subdivision	SUBDIVISION 7286
Legal Tract	7286
Legal Lot Number	643
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	2
Census Block	2000
Census Tract	355110

Owner

4735 Koala Ct is owned and occupied by an individual who bought it in December 2022.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	Individual Name on File
Mailing Address	4735 KOALA CT, ANTIOCH, CA 94531-8913
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Dec 6, 2022	Deed of Trust, Mortgage · Conventional Mortgage COMMUNITY HOUSING DEVELOPMENT CORPORATIO
Dec 6, 2022	Intrafamily Transfer, Transfer · Stand-Alone Second Mortgage GUILD MORTGAGE CO
Dec 6, 2022	Grant Deed, Transfer · Conventional Mortgage GUILD MORTGAGE CO
Jul 2, 2018	Grant Deed, Transfer NORTH AMERICAN TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 6, 2022 · Amount on File
Deed Sale	Dec 6, 2022 · Amount on File
Prior Sale	Dec 8, 2008 · Amount on File
Deed Document Number	2022181285
Prior Transfer Date	Nov 28, 2022
Prior Transfer Doc	0000181286
Record Updated	Oct 29, 2026

December 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4735 KOALA CT, ANTIOCH, CA 94531-8913
Transaction Type	Mortgage
Record Updated	Aug 10, 2023
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1905 E 19TH ST 10, 10, OAKLAND, CA 94606-4167

Mortgage

Document Number	0000181290
Date	Dec 6, 2022
Instrument	2022-181290

Lender

Name	COMMUNITY HOUSING DEVELOPMENT CORPORATIO
Type	Government Agency
Address	RICHMOND, CA 94801

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	60 Months
Due	Dec 2, 2027

December 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 6, 2022
Property Address	4735 KOALA CT, ANTIOCH, CA 94531-8913
Document Number	0000181286
Map Reference	MB 371 PG 21
Instrument Date	Nov 28, 2022
Instrument	2022-181286
Transaction Type	Transfer
Record Updated	Dec 14, 2022
Title Company	CHICAGO TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4735 KOALA CT, ANTIOCH, CA 94531-8913

Mortgage

Document Number	0000181288
Date	Dec 6, 2022
Instrument	2022-181288

Lender

Name	GUILD MORTGAGE CO
Type	Mortgage Company

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount on Record
Term	362 Months
Due	Jan 31, 2053

Mortgage

Document Number	0000181289
Date	Dec 6, 2022
Instrument	2022-181289

Lender

Name	COMMUNITY HOUSING DEVELOPMENT CORPORATIO
Type	Non-Lending Institution
Address	RICHMOND, CA 94801

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	60 Months
Due	Dec 2, 2027

December 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 6, 2022
Property Address	4735 KOALA CT, ANTIOCH, CA 94531-8913
Document Number	0000181285
Map Reference	MB 371 PG 21
Instrument Date	Nov 28, 2022
Instrument	2022-181285
Transaction Type	Transfer
Record Updated	Dec 14, 2022
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4735 KOALA CT, ANTIOCH, CA 94531-8913

Mortgage

Document Number	0000181287
Date	Dec 6, 2022
Instrument	2022-181287

Lender

Name	GUILD MORTGAGE CO
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2053

Mortgage

Document Number	0000181289
Date	Dec 6, 2022
Instrument	2022-181289

Lender

Name	COMMUNITY HOUSING DEVELOPMENT CORPORATIO
Type	Non-Lending Institution
Address	RICHMOND, CA 94801

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	60 Months
Due	Dec 2, 2027

July 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 2, 2018
Property Address	4735 KOALA CT, ANTIOCH, CA 94531-8913
Document Number	0000105418
Instrument Date	Jun 29, 2018
Instrument	105418
Transaction Type	Transfer
Record Updated	Jul 9, 2018
Title Company	NORTH AMERICAN TITLE

Transaction

Amount	Amount on Record
Tax	$524.70
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	4735 KOALA CT ANTIOCH CA 945318913, ANTIOCH, CA 94531-8913

Tax Assessment & Valuation

The 2025 property tax bill for 4735 Koala Ct was $6,728 with a homeowner's exemption.

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

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Antioch City
Unified School District	Antioch Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$583,664 (+2%) Land $275,914 Building $307,750
2025	$6,728.00 Homeowner's exemption	$572,220 Land $270,504 Building $301,716
2023	$6,346.00 (+7.11%) Homeowner's exemption	$550,000 Land $260,000 Building $290,000
2022	$5,925.00

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

Flood

FEMA maps place 4735 Koala Ct in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

Wildfire risk around 4735 Koala Ct is low, with a 0.01% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 94% of the US · lower than 96% of California
Wildfire Likelihood	0.01% annual chance
Exposure	Direct burnable vegetation

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 System	CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001
Water Source	Surface water
Last State Inspection	Jan 2024
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 174 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: T-Mobile, Unwired.

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