1. Home
  2. California
  3. Contra Costa County
  4. Pacheco
  5. 4th Ave S

350 4th Ave S, Pacheco (Martinez), CA 94553 Property Records

Contra Costa County property record for 350 4th Ave S, Pacheco, CA 94553

Property Summary

Property TypeSingle Family Home
Details3 bd · 3 ba · 1,760 sqft · built 1955
Lot Size0.176 acres (7,656 sqft)
Owner2 Individual Names on Record
Last Sale$875,000 (Nov 2021)
Tax Bill$10,672 (2025)
Deeds & MortgagesNov 2021 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN125-272-023-8

Property Details

APN / Parcel Number

Primary APN125-272-023-8
Alternative APN
  • 125-272-023

Interior

Bedrooms3 Beds
Full Baths3 Baths
Total Rooms8 Rooms
Stories2 Stories
Building Area1,760 sqft Living Area
1st Floor Area1,160 sqft
2nd Floor Area600 sqft

Exterior

Year BuiltBuilt 1955
Effective Year BuiltEffective 1990
Lot Area7,656 sqft (0.176 acres)
Garage TypeAttached
Garage Area440 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address350 4TH AVE S
CityPACHECO
StateCA
Zip94553-5523
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10
Legal DescriptionPCL MAP 90 PG 44 PCL A
Legal SubdivisionLAS JUNTAS RHO MAP 90
Legal Tract90PM44
Legal Lot Number13
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group4
Census Block4004
Census Tract321102

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record2 Individual Names on Record
Mailing Address350 4TH AVE S, PACHECO, CA 94553-5523
OccupancyOwner Occupied
Owner TypeIndividual
VestingJoint Tenants

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleNov 10, 2021 · Amount on Record
Deed SaleNov 10, 2021 · Amount on Record
Deed Document Number2021313242
Record UpdatedOct 29, 2026

November 2021: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionCONTRA COSTA CA
Recording DateNov 10, 2021
Property Address350 4TH AVE S, PACHECO, CA 94553-5523
Document Number0000313242
Map ReferenceMB 90 PG 44
Instrument DateNov 8, 2021
Instrument2021-313242
Transaction TypeTransfer
Record UpdatedNov 3, 2022
Title CompanyCHICAGO TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyRounded by County
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipJoint Tenants
Address350 4TH AVE S, PACHECO, CA 94553-5523

Mortgage

Document Number0000313243
DateNov 10, 2021
Instrument2021-313243
Lender
NameBETTER MORTGAGE CORPORATION
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueDec 1, 2051

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
Unified School DistrictMount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$885,000 (-) Land $597,222 Building $287,778
2025$10,672.00 (+7.89%) Homeowner's exemption$885,000 (+8.19%) Land $597,222 Building $287,778
2023$9,892.00 (-6.85%) Homeowner's exemption$818,000 Land $561,000 Building $257,000
2022$10,619.00

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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies2 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 RiskNot rated
no burnable land within 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 SystemCONTRA COSTA WATER DISTRICT
serves 210,500 people · EPA ID CA0710003
Water SourceSurface water
Last State InspectionJan 2022
LeadUnder 1 ppb (2026–2028)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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

ProviderMax 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.

Cell Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on 4th Ave S

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures