2117 Mark Twain Dr, Antioch, CA 94531 Property Records

Contra Costa County property record for 2117 Mark Twain Dr, Antioch, CA 94531

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 2,026 sqft · built 1991
Lot Size	0.115 acres (5,000 sqft)
Owner	Individual Name on Record
Last Sale	$653,000 (Jun 2026)
Tax Bill	$4,110 (2025)
Deeds & Mortgages	Jun 2026 Sale & Mortgage Oct 2025 Sale & Construction Loan + 1 more
Flood Zone	Zone X (minimal risk)
APN	`055-160-005-9`

Property Details

APN / Parcel Number

Primary APN	`055-160-005-9`
Alternative APN	`055-160-005`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,026 sqft Living Area
1st Floor Area	1,046 sqft
2nd Floor Area	980 sqft

Exterior

Year Built	Built 1991
Effective Year Built	Effective 1991
Lot Area	5,000 sqft (0.115 acres)
Garage Type	Attached
Garage Area	562 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	2117 MARK TWAIN DR
City	ANTIOCH
State	CA
Zip	94531-8304
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T7128 L5
Legal Subdivision	7128 DIABLO WEST 1
Legal Tract	7128
Legal Lot Number	5
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	TASSAJARA
Census Block Group	2
Census Block	2000
Census Tract	355120

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	2117 MARK TWAIN DR, ANTIOCH, CA 94531-8304
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Single Woman

Deeds, Mortgages & Sale History

Date	Document
Jun 11, 2026	Grant Deed, Transfer · Conventional Mortgage FIRST CITIZENS BANK AND TRUST COMPANY
Oct 14, 2025	Re-recorded Document · Construction Mortgage KIAVI FUNDING INC
Sep 18, 2018	Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 11, 2026 · Amount on Record
Deed Sale	Jun 11, 2026 · Amount on Record
Prior Sale	Oct 14, 2025 · Amount on Record
Deed Document Number	202661369
Record Updated	Oct 29, 2026

June 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 11, 2026
Property Address	2117 MARK TWAIN DR, ANTIOCH, CA 94531-8304
Document Number	0000061369
Instrument Date	Jun 9, 2026
Instrument	202661369
Transaction Type	Transfer
Record Updated	Jun 18, 2026
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$72,548.30
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2117 MARK TWAIN DR, ANTIOCH, CA 94531-8304

Mortgage

Document Number	0000061370,
Date	Jun 11, 2026
Instrument	202661370

Lender

Name	FIRST CITIZENS BANK AND TRUST COMPANY

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 1, 2056

Interest

Rate Type	Fixed Rate
Rate	6.3%
Initial Type	Fixed Rate
Max Rate	-1%

Mortgage

Document Number	0000061371,
Date	Jun 11, 2026
Instrument	202661371

Lender

Name	FIRST CITIZENS BANK AND TRUST COMPANY

Agreement

Amount	Amount Recorded

Interest

Rate	6.3%
Max Rate	-1%

October 2025: Re-recorded Document

Document Type	Re-recorded Document
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 14, 2025
Property Address	2117 MARK TWAIN DR, ANTIOCH, CA 94531-8304
Document Number	0000107635
Map Reference	MB 346 PG 20
Instrument Date	Oct 9, 2025
Instrument	2025- 107635
Record Updated	Oct 24, 2025
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 1727, DISCOVERY BAY, CA 94505-7727

Mortgage

Document Number	0000107636
Date	Oct 14, 2025
Instrument	2025- 107636

Lender

Name	KIAVI FUNDING INC
Type	Mortgage Company

Agreement

Type	Construction Mortgage
Amount	Amount Recorded

September 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	2117 MARK TWAIN DR, ANTIOCH, CA 94531-8304
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000148927
Date	Sep 18, 2018
Instrument	2018-148927

Lender

Name	FIRST REPUBLIC BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2048

Tax Assessment & Valuation

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		$501,000 (+47.4%) Land $180,000 Building $321,000
2025	$4,110.00 (+6.56%)	$339,889 (+4.04%) Land $67,965 Building $271,924
2023	$3,857.00 (+1.55%) Homeowner's exemption	$326,693 Land $65,327 Building $261,366
2022	$3,798.00

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

Flood

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

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	0.01% 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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