502 Jim Ln, Martinez, CA 94553 Property Records

Contra Costa County property record for 502 Jim Ln, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	5 bd · 4 ba · 3,557 sqft · built 2023
Lot Size	0.183 acres (7,952 sqft)
Owner	2 Individual Names on File
Last Sale	$1,494,000 (Oct 2023)
Tax Bill	$22,638 (2025)
Deeds & Mortgages	Oct 2023 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`162-580-058-4`

Property Details

APN / Parcel Number

Primary APN	`162-580-058-4`
Alternative APN	`162-580-058`

Interior

Bedrooms	5 Beds
Full Baths	4 Baths
Total Rooms	12 Rooms
Stories	2 Stories
Building Area	3,557 sqft Living Area
1st Floor Area	1,849 sqft
2nd Floor Area	1,708 sqft

Exterior

Year Built	Built 2023
Effective Year Built	Effective 2023
Lot Area	7,952 sqft (0.183 acres)
Garage Type	Attached
Garage Area	438 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	502 JIM LN
City	MARTINEZ
State	CA
Zip	94553-4770
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T9358 L58
Legal Subdivision	TRADITIONS/THE MDW SUB 9358
Legal Tract	9358
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3014
Census Tract	321101

Owner

502 Jim Ln is owned and occupied by two individuals who bought it in October 2023.

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

Owner of Record	2 Individual Names on File
Mailing Address	502 JIM LN, MARTINEZ, CA 94553-4770
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

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 11, 2023 · Amount on File
Deed Sale	Oct 11, 2023 · Amount on File
Deed Document Number	202399462
Record Updated	Sep 20, 2026

October 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 11, 2023
Property Address	502 JIM LN, MARTINEZ, CA 94553-4770
Document Number	0000099462
Map Reference	MB 548 PG 21
Instrument Date	Sep 26, 2023
Instrument	2023-099462
Transaction Type	Transfer
Record Updated	Oct 23, 2023
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

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	Community Property with Right of Survivorship
Address	502 JIM LN, MARTINEZ, CA 94553-4770

Mortgage

Document Number	0000099463
Date	Oct 11, 2023
Instrument	2023-099463

Lender

Name	US BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Nov 1, 2053

Tax Assessment & Valuation

The 2025 property tax bill for 502 Jim Ln was $22,638 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	Martinez City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,553,837 (+2%) Land $864,052 Building $689,785
2025	$22,638.00 Homeowner's exemption	$1,523,370 Land $847,110 Building $676,260
2023	$6,336.00 (+241.75%)	$215,377 Land $215,377
2022	$1,854.00

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

FEMA maps place 502 Jim Ln 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 502 Jim Ln is low, with a 0.02% annual chance of wildfire.

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

Wildfire Risk	Low lower than 95% of the US · lower than 97% of California
Wildfire Likelihood	0.02% 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 MARTINEZ serves 31,015 people · EPA ID CA0710006
Water Source	Purchased surface water from CONTRA COSTA WATER DISTRICT
Last State Inspection	Oct 2025
Lead	Under 1 ppb (2023–2025) 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 528 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Fiber · Cable in parts of the area	1,500 / 1,500
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20