2528 Mark Twain Dr, Antioch, CA 94531 Property Records

Contra Costa County property record for 2528 Mark Twain Dr, Antioch, CA 94531

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 2,351 sqft · built 1995
Lot Size	0.192 acres (8,355 sqft)
Owner	2 Individual Names on File
Last Sale	$519,000 (Feb 2019)
Tax Bill	$6,631 (2025)
Deeds & Mortgages	May 2021 Mortgage Feb 2019 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`055-190-030-1`

Property Details

APN / Parcel Number

Primary APN	`055-190-030-1`
Alternative APN	`055-190-030`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,351 sqft Living Area
1st Floor Area	1,254 sqft
2nd Floor Area	1,097 sqft

Exterior

Year Built	Built 1995
Effective Year Built	Effective 1995
Lot Area	8,355 sqft (0.192 acres)
Garage Type	Attached
Garage Area	513 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	2528 MARK TWAIN DR
City	ANTIOCH
State	CA
Zip	94531-8362
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T7469 L125
Legal Subdivision	SUBDIVISION 7469
Legal Tract	7469
Legal Lot Number	125
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	TASSAJARA
Census Block Group	2
Census Block	2002
Census Tract	355120

Owner

2528 Mark Twain Dr is owned and occupied by two individuals who bought it in February 2019.

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

Owner of Record	2 Individual Names on File
Mailing Address	2528 MARK TWAIN DR, ANTIOCH, CA 94531-8362
Occupancy	Owner Occupied
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
May 7, 2021	Deed of Trust, Mortgage · Conventional Mortgage SUMMIT FUNDING INC
Feb 4, 2019	Grant Deed, Transfer · FHA Mortgage SUMMIT FUNDING INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 4, 2019 · Amount on File
Deed Sale	Feb 4, 2019 · Amount on File
Prior Sale	Apr 3, 2013 · Amount on File
Deed Document Number	201915065
Record Updated	Oct 29, 2026

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	2528 MARK TWAIN DR, ANTIOCH, CA 94531-8362
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2528 MARK TWAIN DR, ANTIOCH, CA 94531-8362

Mortgage

Document Number	0000137351
Date	May 7, 2021
Instrument	2021-137351

Lender

Name	SUMMIT FUNDING INC
Type	Mortgage Company
Address	SACRAMENTO, CA 95815

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2051

February 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 4, 2019
Property Address	2528 MARK TWAIN DR, ANTIOCH, CA 94531-8362
Document Number	0000015065
Map Reference	MB 361 PG 10
Instrument Date	Feb 1, 2019
Instrument	2019-015065
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	NORTH AMERICAN 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
Relationship	Joint Tenants
Address	2528 MARK TWAIN DR, ANTIOCH, CA 94531-8362

Mortgage

Document Number	0000015066
Date	Feb 4, 2019
Instrument	2019-015066

Lender

Name	SUMMIT FUNDING INC
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount on Record
Term	360 Months
Due	Feb 1, 2049

Tax Assessment & Valuation

The 2025 property tax bill for 2528 Mark Twain Dr was $6,631 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		$590,527 (+2%) Land $159,294 Building $431,233
2025	$6,631.00 Homeowner's exemption	$578,949 Land $156,171 Building $422,778
2023	$6,245.00 (+1.63%) Homeowner's exemption	$556,469 Land $150,107 Building $406,362
2022	$6,145.00

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

Flood

FEMA maps place 2528 Mark Twain Dr 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 2528 Mark Twain Dr is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.03% annual chance
Exposure	None beyond ember reach

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 424 locations within half a mile, as of December 31, 2025

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

May also be available: T-Mobile, Verizon.

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