3124 Hemlock St, Antioch, CA 94509 Property Records

Contra Costa County property record for 3124 Hemlock St, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,058 sqft · built 1977
Lot Size	0.072 acres (3,120 sqft)
Owner	2 Individual Names on File
Last Sale	$420,000 (Aug 2020)
Tax Bill	$5,573 (2025)
Deeds & Mortgages	Feb 2024 Transfer Aug 2020 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`076-421-040-7`

Property Details

APN / Parcel Number

Primary APN	`076-421-040-7`
Alternative APN	`076-421-040`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,058 sqft Living Area
1st Floor Area	1,058 sqft

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1985
Architectural Style	Bungalow
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Other
Lot Area	3,120 sqft (0.072 acres)
Garage Type	Attached
Garage Area	439 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Evaporative
Heating System	Gravity Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	3124 HEMLOCK ST
City	ANTIOCH
State	CA
Zip	94509-5212
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TR 4252 LOT 249 EX MR & FEE BLW 500FT
Legal Subdivision	SUBDIVISION 4252
Legal Tract	4252
Legal Lot Number	249
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	2
Census Block	2013
Census Tract	307205

Owner

3124 Hemlock St is owned and occupied by two individuals who acquired it in February 2024.

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

Owner of Record	2 Individual Names on File
Mailing Address	3124 HEMLOCK ST, ANTIOCH, CA 94509-5212
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

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
Feb 16, 2024	Intrafamily Transfer, Transfer
Aug 14, 2020	Grant Deed, Transfer · Conventional with PMI QUICKEN LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 14, 2020 · Amount on File
Deed Sale	Aug 14, 2020 · Amount on File
Prior Sale	Dec 4, 2008 · Amount on File
Deed Document Number	2020171425
Last Transfer Date	Feb 16, 2024
Transfer Doc	0000015271
Record Updated	Oct 29, 2026

February 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 16, 2024
Property Address	3124 HEMLOCK ST, ANTIOCH, CA 94509-5212
Document Number	0000015271
Map Reference	MB 145 PG 7-10
Instrument Date	Feb 16, 2024
Instrument	2024-015271
Transaction Type	Transfer
Record Updated	Feb 27, 2024

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
Relationship	Community Property with Right of Survivorship
Address	3124 HEMLOCK ST, ANTIOCH, CA 94509-5212

August 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 14, 2020
Property Address	3124 HEMLOCK ST, ANTIOCH, CA 94509-5212
Document Number	0000171425
Instrument Date	Aug 7, 2020
Instrument	171425
Transaction Type	Transfer
Record Updated	Aug 26, 2020
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$462.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	3124 HEMLOCK ST ANTIOCH CA 945095212, ANTIOCH, CA 94509-5212

Mortgage

Document Number	171426
Date	Aug 14, 2020
Instrument	171426

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional with PMI
Amount	Amount on Record
Term	360 Months
Due	Aug 13, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 3124 Hemlock St was $5,573 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		$463,710 (+2%) Land $220,814 Building $242,896
2025	$5,573.00 Homeowner's exemption	$454,619 Land $216,485 Building $238,134
2023	$5,297.00 (+1.61%) Homeowner's exemption	$436,968 Land $208,080 Building $228,888
2022	$5,213.00

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

Flood

FEMA maps place 3124 Hemlock St 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	1 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 3124 Hemlock St is moderate, ranking above 42% of the US, with a 0.06% annual chance of wildfire.

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

Wildfire Risk	Moderate above 42% of the US · lower than 75% of California
Wildfire Likelihood	0.06% 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 705 locations within half a mile, as of December 31, 2025

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

May also be available: Unwired, Verizon.

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