8 Corwin Dr, Alamo, CA 94507 Property Records

Contra Costa County property record for 8 Corwin Dr, Alamo, CA 94507

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 3,699 sqft · built 1999
Lot Size	0.59 acres (25,700 sqft)
Owner	Company Name on File
Last Sale	$1,800,000 (May 2005)
Tax Bill	$28,477 (2025)
Deeds & Mortgages	Apr 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`198-131-002`

Property Details

APN / Parcel Number

Primary APN	`198-131-002`
Alternative APN	`198-131-002-0`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Total Rooms	11 Rooms
Stories	1 Story
Building Area	3,699 sqft Living Area
1st Floor Area	3,699 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1999
Effective Year Built	Effective 2005
Architectural Style	Ranch
Exterior Material	Wood Siding
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	25,700 sqft (0.59 acres)
Garage Type	Attached
Garage Area	557 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Heating Fuel	Gas
Sewer	Septic
Water Source	Commercial

Location & Zoning

Street Address	8 CORWIN DR
City	ALAMO
State	CA
Zip	94507-2104
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R20
Legal Description	HEMME SUBN POR LOT 12 .59 AC
Legal Subdivision	HEMME SUB
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 · APN 198-131-002

Assessment roll updated July 14, 2026 · Last verified July 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 File
Mailing Address	8 CORWIN DR, ALAMO, CA 94507-2104
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 05, 2005 · Amount on Record
Deed Sale	May 05, 2005 · Amount on Record
Deed Document Number	2005159967
Last Transfer Date	Feb 12, 2013
Transfer Doc	0000041930
Record Updated	Sep 20, 2026

April 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	8 CORWIN DR, ALAMO, CA 94507-2104
Transaction Type	Mortgage
Record Updated	Nov 03, 2022
Title Company	NATIONALLINK

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000079520
Date	Apr 28, 2020
Instrument	2020-079520

Lender

Name	PNC BANK NA
Type	Bank
Address	MIAMISBURG, OH 45342

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	May 01, 2050

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value
2026		$2,591,179 (+2%) Land $1,108,991 Building $1,482,188
2025	$28,477.00 (+3.61%) Homeowner's exemption	$2,540,373 (+4.04%) Land $1,087,247 Building $1,453,126
2023	$27,486.00 (+0.74%) Homeowner's exemption	$2,441,729 Land $1,045,029 Building $1,396,700
2022	$27,283.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

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

Wildfire

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 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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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 USA Fixed Wireless	100 / 20

May also be available: Unwired.

Based on FCC filings for 130 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	EAST BAY MUD serves 1,468,000 people
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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.