175 Marks Rd, Alamo, CA 94507 Property Records

Contra Costa County property record for 175 Marks Rd, Alamo, CA 94507

Property Summary

Property Type	Single Family Home
Details	5 bd · 4.5 ba · 4,178 sqft · built 2004
Lot Size	1.35 acres (59,241 sqft)
Owner	Trust Name on File
Last Sale	$637,500 (Feb 2002)
Tax Bill	$25,278 (2025)
Deeds & Mortgages	Oct 2020 Mortgage Jul 2021 Transfer
Flood Zone	Zone X (minimal risk)
APN	`196-070-004-3`

Property Details

APN / Parcel Number

Primary APN	`196-070-004-3`
Alternative APN	`196-070-004`

Interior

Bedrooms	5 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	4,178 sqft Living Area
1st Floor Area	2,212 sqft
2nd Floor Area	1,966 sqft

Exterior

Year Built	Built 2004
Effective Year Built	Effective 2005
Lot Area	59,241 sqft
Garage Type	Attached
Garage Area	837 sqft
Parking Spaces	3 Parking Spaces

Location & Zoning

Street Address	175 MARKS RD
City	ALAMO
State	CA
Zip	94507-2756
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R40
Legal Description	ALAMO OAKS POR LOT 45
Legal Subdivision	ALAMO OAKS
Legal Lot Number	45
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1002
Census Tract	346206

Owner

175 Marks Rd is owner-occupied and held in a trust since July 2021.

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

Owner of Record	Trust Name on File
Mailing Address	175 MARKS RD, ALAMO, CA 94507-2756
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

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 28, 2020	Deed of Trust, Mortgage · Conventional Mortgage SUMMIT FUNDING INC
Jul 20, 2021	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 4, 2002 · Amount on File
Deed Sale	Feb 4, 2002 · Amount on File
Prior Sale	Nov 6, 1998 · Amount on File
Deed Document Number	200237433
Last Transfer Date	Jul 12, 2021
Transfer Doc	0000204313
Record Updated	Oct 29, 2026

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	175 MARKS RD, ALAMO, CA 94507-2756
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	LAWYERS TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	175 MARK RAOD, ALAMO, CA 94507-2756

Mortgage

Document Number	0000254600
Date	Oct 28, 2020
Instrument	2020-254600

Lender

Name	SUMMIT FUNDING INC
Type	Mortgage Company
Address	SACRAMENTO, CA 95815

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Nov 1, 2050

July 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 20, 2021
Property Address	175 MARKS RD, ALAMO, CA 94507-2756
Document Number	0000204313
Instrument Date	Jul 12, 2021
Instrument	2021-204313
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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
Relationship	Family Trust
Address	175 MARKS RD, ALAMO, CA 94507-2756

Tax Assessment & Valuation

The 2025 property tax bill for 175 Marks Rd was $25,278 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
Unified School District	San Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$2,288,298 (+2%) Land $904,100 Building $1,384,198
2025	$25,278.00 Homeowner's exemption	$2,243,430 Land $886,373 Building $1,357,057
2023	$24,396.00 (+0.75%) Homeowner's exemption	$2,156,317 Land $851,955 Building $1,304,362
2022	$24,215.00

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

Flood

FEMA maps place 175 Marks Rd 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
Community Rating System	Class 6 (20% premium discount)
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 175 Marks Rd is moderate, ranking above 50% of the US, with a 0.1% annual chance of wildfire.

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

Wildfire Risk	Moderate above 50% 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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
Lead	Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 164 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

May also be available: AT&T, Etheric Networks, T-Mobile, Verizon.

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