10 Corwin Dr, Alamo, CA 94507 Property Records

Contra Costa County property record for 10 Corwin Dr, Alamo, CA 94507 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms2 Baths
Year BuiltBuilt 1963
Square Footage2,043 sqft Living Area
Lot Size26,136 sqft (0.6 acres)
GarageAttached, 538 sqft
Last Sale$2,210,000 (2024)
Tax Bill$24,222.00 (2025)

Property Details

APN / Parcel Number

Primary APN198-131-001-2
Alternative APN
  • 198-131-001

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Building Area2,043 sqft Living Area
Gross Area2,581 sqft Gross Area
1st Floor2,043 sqft 1st Floor
Stories1 Stories
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1958
Effective Year BuiltEffective 1963
Architectural StyleRanch Style
Exterior MaterialWood Siding Exterior
Construction TypeFrame Construction
Roof MaterialWood Shingle Roof
Lot Area26,136 sqft (0.6 acres)
Parking Spaces2 Parking Spaces
Garage TypeAttached Garage
Garage Area538 sqft Garage
ViewWoodland View

Utilities and HVAC

Heating SystemForced Air with Air Conditioning Heating
SewageSeptic Sewage
Water SourceCommercial Water Source

Location & Zoning

Street Address10 CORWIN DR
CityALAMO
StateCA
Zip94507-2104
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionRO SAN RAMON POR LOT 11 HEMME SUBN .60 AC
Legal SubdivisionHEMME
Legal Lot Number11
JurisdictionCONTRA COSTA CA
Minor Civil DivisionCENTRAL CONTRA COSTA
Census Blockgroup2
Census Block2003
Census Tract345204

Owner

Source: Contra Costa County records · APN 198-131-001-2

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 RecordCompany Name on File
Mailing AddressPO BOX 935, ALAMO, CA 94507-0935
Owner TypeOwner is a Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleDec 02, 2024 · Amount on Record
Deed SaleDec 02, 2024 · Amount on Record
Prior SaleJun 09, 1994 · Amount on Record
Deed Doc Number2024129199
Prior Transfer DateDec 31, 2015
Prior Transfer Doc0000089898
Record RefreshedSep 20, 2026

May 2026: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Recording DateMay 15, 2026
Property Address10 CORWIN DR, ALAMO, CA 94507-2104
Document Number0000050781
Instrument DateApr 22, 2026
Instrument202650781
Transaction TypeMortgage
Record UpdatedJul 12, 2026
Title CompanySTEWART TITLE, STEWART TITLE GUARANTY COMPA

Transferred To (Grantee/Buyer)

NameVerified Name
Relationship266
Address197 LA COLINA DR, ALAMO, CA 94507-1813

Mortgage

Document Number0000050781,
DateMay 15, 2026
Instrument202650781
Lender
NameCITIZENS BUSINESS BANK
Agreement
TypeBuilding or Construction Mortgage
AmountAmount Recorded
Term360 Months
Interest
Rate TypeAdjustable Rate
Rate6.38%
Initial TypeAdjustable Rate
AdjustableDocument includes a rider for adjustable-rate mortgage with a specific rate change date.
Max Rate-1%

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
Unified School DistrictSan Ramon Valley Unified School District (KG - 12)

Tax Bill & Assessment History

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.

YearTax BillAssessed Value
2026$2,254,200 (+2%) Land $1,632,000 Building $622,200
2025$24,222.00 (+196.47%)$2,210,000 (+205.43%) Land $1,600,000 Building $610,000
2023$8,170.00 (+0.71%)$723,580 Land $408,411 Building $315,169
2022$8,112.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskModerate
above 53% of the US · above 31% of California
Wildfire LikelihoodAbout 1 in 752 per year
ExposureDirect
burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.

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