3 Corwin Dr, Alamo, CA 94507 Property Records

Contra Costa County property record for 3 Corwin Dr, Alamo, CA 94507

Property Summary

Property Type	Single Family Home
Details	5 bd · 2.5 ba · 2,480 sqft · built 1957
Lot Size	0.45 acres (19,602 sqft)
Owner	2 Individual Names on Record
Tax Bill	$2,655 (2025)
Deeds & Mortgages	Jan 2024 Transfer Feb 2023 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`198-131-004-6`

Property Details

APN / Parcel Number

Primary APN	`198-131-004-6`
Alternative APN	`198-131-004`

Interior

Bedrooms	5 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	11 Rooms
Stories	1 Story
Building Area	2,480 sqft Living Area
1st Floor Area	2,480 sqft

Exterior

Year Built	Built 1957
Effective Year Built	Effective 1957
Lot Area	19,602 sqft (0.45 acres)
Garage Type	Attached
Garage Area	504 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	3 CORWIN DR
City	ALAMO
State	CA
Zip	94507-2103
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20
Legal Description	RO SAN RAMON POR LOT 12 HEMME SUBN .45 AC
Legal Subdivision	HEMME
Legal Lot Number	12
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2003
Census Tract	345204

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	3 CORWIN DR, ALAMO, CA 94507-2103
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Jan 29, 2024	Intrafamily Transfer, Transfer
Feb 23, 2023	Deed of Trust, Mortgage · Commercial Mortgage COMMERCIAL LOAN CORPORATION
Mar 27, 2023	Intrafamily Transfer, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Mar 8, 2023	Intrafamily Transfer, Transfer ACCOMODATION, ACCOMMODATION

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Jan 25, 2024
Transfer Doc	0000008842
Record Updated	Sep 20, 2026

January 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 29, 2024
Property Address	3 CORWIN DR, ALAMO, CA 94507-2103
Document Number	0000008842
Map Reference	MB C PG 71
Instrument Date	Jan 25, 2024
Instrument	2024-008842
Transaction Type	Transfer
Record Updated	Feb 6, 2024

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	Living Trust
Address	3 CORWIN DR, ALAMO, CA 94507-2103

February 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3 CORWIN DR, ALAMO, CA 94507-2103
Transaction Type	Mortgage
Record Updated	Aug 1, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATL TTL ORANGE CNT

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1925 FAGES CT, WALNUT CREEK, CA 94595-2214

Mortgage

Document Number	0000016833
Date	Feb 23, 2023
Instrument	2023-016833

Lender

Name	COMMERCIAL LOAN CORPORATION
Type	Lending Institution
Address	NEWPORT BEACH, CA 92660

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

March 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 27, 2023
Property Address	3 CORWIN DR, ALAMO, CA 94507-2103
Document Number	0000028056
Map Reference	MB C PG 71
Instrument Date	Mar 20, 2023
Instrument	2023-028056
Transaction Type	Transfer
Record Updated	Aug 1, 2023
Title Company	FIDELITY NATIONAL TITLE, 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
Relationship	Tenants in Common
Address	3 CORWIN DR, ALAMO, CA 94507-2103

Mortgage

Document Number	0000028057
Date	Mar 27, 2023
Instrument	2023-028057

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2053

March 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 8, 2023
Property Address	3 CORWIN DR, ALAMO, CA 94507-2103
Document Number	0000021320
Map Reference	MB C PG 71
Instrument Date	Mar 2, 2023
Instrument	2023-021320
Transaction Type	Transfer
Record Updated	Aug 1, 2023
Title Company	ACCOMODATION, ACCOMMODATION

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	Tenants in Common
Address	1925 FAGES CT, WALNUT CREEK, CA 94595-2214

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	San Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$153,113 (+2%) Land $40,564 Building $112,549
2025	$2,655.00 (+10.67%)	$150,112 (+4.04%) Land $39,769 Building $110,343
2023	$2,399.00 (+4.17%)	$144,285 Land $38,226 Building $106,059
2022	$2,303.00

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
Flood Insurance Cost	Premium on Record median of 11 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	11 in force
Nearby Flood Claims	5 (1993–2012)
Claims Outside the SFHA	3 of 5
Most Recent Claim	Dec 2012 · rainfall accumulation

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	Low lower than 62% of the US · lower than 77% of California
Wildfire Likelihood	0.05% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 130 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Unwired.

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