338 1st Ave S, Pacheco (Martinez), CA 94553 Property Records

Contra Costa County property record for 338 1st Ave S, Pacheco, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,504 sqft · built 1939
Lot Size	0.45 acres (19,602 sqft)
Owner	2 Individual Names on Record
Last Sale	$500,000 (Feb 2014)
Tax Bill	$2,749 (2025)
Deeds & Mortgages	Aug 2018 Line of Credit May 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`125-100-010-3`

Property Details

APN / Parcel Number

Primary APN	`125-100-010-3`
Alternative APN	`125-100-010`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	2,504 sqft Living Area
1st Floor Area	1,911 sqft
Basement Area	593 sqft

Exterior

Year Built	Built 1939
Effective Year Built	Effective 1970
Lot Area	19,602 sqft (0.45 acres)
Garage Area	728 sqft

Location & Zoning

Street Address	338 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 POR LOT 13 .45 AC
Legal Subdivision	RANCHO LAS JUNTAS
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

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	2 Individual Names on Record
Mailing Address	338 1ST AVE S, PACHECO, CA 94553-5552
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Aug 29, 2018	Deed of Trust, Mortgage · Line of Credit CHEVRON FCU
May 4, 2017	Intrafamily Transfer, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 13, 2014 · Amount on Record
Deed Sale	Feb 13, 2014 · Amount on Record
Deed Document Number	201423193
Last Transfer Date	Apr 21, 2017
Transfer Doc	0000077358
Record Updated	Oct 29, 2026

August 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	338 1ST AVE S, PACHECO, CA 94553-5552
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000138190
Date	Aug 29, 2018
Instrument	2018-138190

Lender

Name	CHEVRON FCU
Type	Credit Union

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	301 Months
Due	Sep 4, 2043

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

May 2017: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	May 4, 2017
Property Address	338 1ST AVE S, PACHECO, CA 94553-5552
Document Number	0000077358
Instrument Date	Apr 21, 2017
Instrument	2017-077358
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE CO

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
Address	338 1ST AVE S, PACHECO, CA 94553-5552

Mortgage

Document Number	0000077359
Date	May 4, 2017
Instrument	2017-077359

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 1, 2047

Tax Assessment & Valuation

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		$163,324 (+2%) Land $35,730 Building $127,594
2025	$2,749.00 (+4.8%)	$160,123 (+4.04%) Land $35,030 Building $125,093
2023	$2,623.00 (+1%)	$153,908 Land $33,671 Building $120,237
2022	$2,597.00

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.

Flood

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

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

Wildfire Risk	Low lower than 99.8% of the US · lower than 99.8% 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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