159 Mount Tam Ct, Martinez, CA 94553 Property Records

Contra Costa County property record for 159 Mount Tam Ct, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,400 sqft · built 1978
Lot Size	0.331 acres (14,400 sqft)
Owner	Company Name on Record
Tax Bill	$6,392 (2025)
Deeds & Mortgages	Oct 2023 Mortgage Oct 2019 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`155-402-006-3`

Property Details

APN / Parcel Number

Primary APN	`155-402-006-3`
Alternative APN	`155-402-006`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,400 sqft Living Area
1st Floor Area	1,400 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1979
Architectural Style	Ranch
Exterior Material	Stucco
Roof Material	Tile
Lot Area	14,400 sqft (0.331 acres)
Garage Type	Attached
Garage Area	472 sqft
Parking Spaces	2 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	159 MOUNT TAM CT
City	MARTINEZ
State	CA
Zip	94553-5840
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R75
Legal Description	T04957 L0099 B
Legal Subdivision	4957 ALHAMBRA HILLS
Legal Tract	04957
Legal Lot Number	99
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3004
Census Tract	321102

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	Company Name on Record
Mailing Address	159 MOUNT TAM CT, MARTINEZ, CA 94553-5840
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Oct 2, 2023	Deed of Trust, Mortgage · Conventional Mortgage STIFEL BANK & TRUST
Oct 21, 2019	Deed of Trust, Mortgage · Conventional Mortgage STIFEL BK&TR

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Jun 11, 2001
Transfer Doc	0000164923
Record Updated	Sep 20, 2026

October 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	159 MOUNT TAM CT, MARTINEZ, CA 94553-5840
Transaction Type	Mortgage
Record Updated	Oct 10, 2023
Title Company	BOSTON NATIONAL TITLE AGENCY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	159 MOUNT TAM CT, MARTINEZ, CA 94553-5840

Mortgage

Document Number	0000095076
Date	Oct 2, 2023
Instrument	2023-095076

Lender

Name	STIFEL BANK & TRUST
Type	Bank
Address	SAINT LOUIS, MO 63141

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 1, 2053

Interest

Rate Type	Adjustable Rate
Rate	6.37%
Type Change Date	Oct 1, 2028
Change Frequency	6 Months
Min Rate At Change	4.37%
Max Rate At Change	8.37%
Margin	3
Max Rate	11.3%

October 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	159 MOUNT TAM CT, MARTINEZ, CA 94553-5840
Document Number	0000181981
Instrument Date	Oct 21, 2019
Transaction Type	Mortgage
Record Updated	Nov 4, 2019
Title Company	BOSTON NATIONAL TITLE, BOSTON NAT'L TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	159 MOUNT TAM CT MARTINEZ CA 945535840, MARTINEZ, CA 94553-5840

Mortgage

Document Number	0000181981
Date	Oct 24, 2019
Instrument	181981

Lender

Name	STIFEL BK&TR
Type	Bank
Address	ST LOUIS, MO 63141

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Oct 23, 2034

Tax Assessment & Valuation

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	Martinez Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$485,113 (+2%) Land $211,840 Building $273,273
2025	$6,392.00 (+6.59%) Homeowner's exemption	$475,602 (+4.04%) Land $207,687 Building $267,915
2023	$5,997.00 (+1.68%) Homeowner's exemption	$457,135 Land $199,623 Building $257,512
2022	$5,898.00

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	2 (1982–1995)
Claims Outside the SFHA	1 of 2
Most Recent Claim	Jan 1995 · Severe Winter Storms, Flooding, Landslides, Mud Flows

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 Risk	Moderate above 51% of the US · lower than 70% of California
Wildfire Likelihood	0.1% 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 329 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
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL	100 / 20

May also be available: Astound Broadband, Verizon.

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