4316 Null Dr, Antioch, CA 94509 Property Records

Contra Costa County property record for 4316 Null Dr, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 2,026 sqft · built 1965
Lot Size	0.161 acres (7,000 sqft)
Owner	2 Individual Names on File
Last Sale	$579,000 (Feb 2024)
Tax Bill	$7,178 (2025)
Deeds & Mortgages	Feb 2024 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`074-243-001`

Property Details

APN / Parcel Number

Primary APN	`074-243-001`
Alternative APN	`074-243-001-0`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	2,026 sqft Living Area
1st Floor Area	2,026 sqft

Exterior

Year Built	Built 1965
Effective Year Built	Effective 1975
Lot Area	7,000 sqft (0.161 acres)
Garage Type	Attached
Garage Area	446 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	4316 DR
City	ANTIOCH
State	CA
Zip	94509
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TRACT 3165 LOT 75 EX MR
Legal Subdivision	SUBDIVISION 3165
Legal Tract	3165
Legal Lot Number	75
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1014
Census Tract	307201

Owner

Source: Contra Costa County records · APN 074-243-001

Assessment roll updated July 14, 2026 · Last verified August 2026

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

Owner of Record	2 Individual Names on File
Mailing Address	4316 DR, ANTIOCH, CA 94509
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Feb 07, 2024 · Amount on Record
Deed Sale	Feb 07, 2024 · Amount on Record
Deed Document Number	202412143
Prior Transfer Date	Feb 01, 2024
Prior Transfer Doc	0000012142
Record Updated	Sep 20, 2026

February 2024: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 07, 2024
Property Address	4316 NULL DR, ANTIOCH, CA 94509-4342
Document Number	0000012143
Map Reference	MB 103 PG 42
Instrument Date	Feb 05, 2024
Instrument	2024-012143
Transaction Type	Transfer
Record Updated	Feb 16, 2024
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
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	Community Property with Right of Survivorship
Address	4316 NULL DR, ANTIOCH, CA 94509-4342

Mortgage

Document Number	0000012144
Date	Feb 07, 2024
Instrument	2024-012144

Lender

Name	MLD MORTGAGE
Type	Mortgage Company

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 01, 2054

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value
2026		$602,391 (+2%) Land $260,100 Building $342,291
2025	$7,178.00 (+367.01%)	$590,580 (+541.79%) Land $255,000 Building $335,580
2023	$1,537.00 (+1.18%)	$92,021 Land $25,881 Building $66,140
2022	$1,519.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

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

Wildfire

Wildfire Risk	Moderate above 44% of the US · lower than 74% of California
Wildfire Likelihood	0.09% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Unwired.

Based on FCC filings for 417 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA0710001, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF ANTIOCH serves 116,781 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.