4128 Donner Ct, Antioch, CA 94531 Property Records

Contra Costa County property record for 4128 Donner Ct, Antioch, CA 94531

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 1,761 sqft · built 1989
Lot Size	0.124 acres (5,380 sqft)
Owner	2 Individual Names on File
Last Sale	$492,000 (May 2018)
Tax Bill	$6,547 (2025)
Deeds & Mortgages	Apr 2017 Mortgage May 2018 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`052-297-004-5`

Property Details

APN / Parcel Number

Primary APN	`052-297-004-5`
Alternative APN	`052-297-004`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	7 Rooms
Stories	2 Stories
Building Area	1,761 sqft Living Area
Gross Area	2,281 sqft
1st Floor Area	913 sqft
2nd Floor Area	848 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1990
Exterior Material	Wood Siding
Roof Material	Tile
Lot Area	5,380 sqft (0.124 acres)
Garage Type	Attached
Garage Area	520 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4128 DONNER CT
City	ANTIOCH
State	CA
Zip	94531-8202
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T6855 L88
Legal Subdivision	VIERA RANCH I SUB 6855
Legal Tract	6855
Legal Lot Number	88
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1005
Census Tract	308002

Owner

4128 Donner Ct is owned by two individuals who bought it in May 2018.

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

Owner of Record	2 Individual Names on File
Mailing Address	409 HAMILTON ST, SAN FRANCISCO, CA 94134-1731
Owner Type	Individual
Vesting	Joint Tenants

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
Apr 7, 2017	Deed of Trust, Mortgage · FHA Mortgage FREEDOM MORTGAGE CORP
May 11, 2018	Grant Deed, Transfer · Conventional Mortgage BANK OF AMERICA NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 11, 2018 · Amount on File
Deed Sale	May 11, 2018 · Amount on File
Prior Sale	Oct 27, 2015 · Amount on File
Deed Document Number	201874303
Record Updated	Oct 29, 2026

April 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4128 DONNER CT, ANTIOCH, CA 94531-8202
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	TITLE 365

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000061242
Date	Apr 7, 2017
Instrument	2017-061242

Lender

Name	FREEDOM MORTGAGE CORP
Type	Subprime Lender
Address	MOUNT LAUREL, NJ 08054

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	361 Months
Due	May 1, 2047

May 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	May 11, 2018
Property Address	4128 DONNER CT, ANTIOCH, CA 94531-8202
Document Number	0000074303
Map Reference	MB 331 PG 8
Instrument Date	May 7, 2018
Instrument	2018-074303
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE COMP

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
Relationship	Joint Tenants
Address	4128 DONNER CT, ANTIOCH, CA 94531-8202

Mortgage

Document Number	0000074304
Date	May 11, 2018
Instrument	2018-074304

Lender

Name	BANK OF AMERICA NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 4128 Donner Ct was $6,547.

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		$571,003 (+2%) Land $162,479 Building $408,524
2025	$6,547.00	$559,808 Land $159,294 Building $400,514
2023	$6,171.00 (+1.6%)	$538,071 Land $153,109 Building $384,962
2022	$6,074.00

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

Flood

FEMA maps place 4128 Donner Ct in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	2 in force

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.

Wildfire

Wildfire risk around 4128 Donner 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 97% of the US · lower than 97.8% 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 204 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL	100 / 20

May also be available: Verizon.

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