312 1st Ave S, Pacheco (Martinez), CA 94553 Property Records

Contra Costa County property record for 312 1st Ave S, Pacheco, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 960 sqft · built 1941
Lot Size	0.275 acres (11,979 sqft)
Owner	2 Individual Names on File
Last Sale	$550,000 (Nov 2021)
Tax Bill	$7,426 (2025)
Deeds & Mortgages	Oct 2025 Transfer Nov 2021 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`125-100-027-7`

Property Details

APN / Parcel Number

Primary APN	`125-100-027-7`
Alternative APN	`125-100-027`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	960 sqft Living Area
1st Floor Area	960 sqft

Exterior

Year Built	Built 1941
Effective Year Built	Effective 1965
Lot Area	11,979 sqft (0.275 acres)

Location & Zoning

Street Address	312 1ST AVE S
City	PACHECO
State	CA
Zip	94553-5552
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R7
Legal Description	RO LAS JUNTAS .23 AC
Legal Subdivision	LAS JUNTAS RHO
Legal Lot Number	13
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4000
Census Tract	321200

Owner

312 1st Ave S is owned and occupied by two individuals who bought it in November 2021.

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

Owner of Record	2 Individual Names on File
Mailing Address	312 1ST AVE S, PACHECO, CA 94553-5552
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
Oct 16, 2025	Intrafamily Transfer, Transfer UNKNOWN, MULTIPLE
Nov 24, 2021	Grant Deed, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC
Aug 28, 2017	Affidavit of Death, Transfer NORTH AMERICAN TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 24, 2021 · Amount on File
Deed Sale	Nov 24, 2021 · Amount on File
Deed Document Number	2021324263
Prior Transfer Date	Jan 22, 2002
Prior Transfer Doc	0000027938
Record Updated	Oct 29, 2026

October 2025: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 16, 2025
Property Address	312 1ST AVE S, PACHECO, CA 94553-5552
Document Number	0000108695
Instrument Date	Oct 16, 2025
Instrument	2025- 108695
Transaction Type	Transfer
Record Updated	Oct 27, 2025
Title Company	UNKNOWN, MULTIPLE

Transaction

Tax	$0.00
Amount Accuracy	No Consideration Stated
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Right of Survivorship
Address	312 1ST AVE S, PACHECO, CA 94553-5552

November 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Nov 24, 2021
Property Address	312 1ST AVE S, PACHECO, CA 94553-5552
Document Number	0000324263
Instrument Date	Nov 19, 2021
Instrument	2021-324263
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

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	Tenants in Common
Address	719 WISTERIA DR, FREMONT, CA 94539-4748

Mortgage

Document Number	0000324264
Date	Nov 24, 2021
Instrument	2021-324264

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company

Agreement

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

August 2017: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 28, 2017
Property Address	312 1ST AVE S, PACHECO, CA 94553-5552
Document Number	0000156225
Instrument Date	Aug 25, 2017
Instrument	156225
Transaction Type	Transfer
Record Updated	Sep 1, 2017
Title Company	NORTH AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	17025 FLOWERS LN ANDERSON CA 960078231, ANDERSON, CA 96007-8231

Tax Assessment & Valuation

The 2025 property tax bill for 312 1st Ave S was $7,426.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$595,335 (+2%) Land $524,978 Building $70,357
2025	$7,426.00	$583,663 Land $514,685 Building $68,978
2023	$7,129.00 (+0.92%)	$561,000 Land $494,700 Building $66,300
2022	$7,064.00

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

Flood

FEMA maps place 312 1st Ave S in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

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

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

Wildfire

Wildfire risk around 312 1st Ave S is low, with less than 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 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 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	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) 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 735 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
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Astound Broadband.

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