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221 Rosa Corte, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 221 Rosa Corte, Walnut Creek, CA 94598

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,874 sqft · built 1965
Lot Size0.222 acres (9,660 sqft)
OwnerTrust Name on File
Last Sale$735,000 (Feb 2008)
Tax Bill$11,474 (2025)
Deeds & MortgagesDec 2019 Mortgage
Aug 2021 Mortgage
Flood ZoneZone X (minimal risk)
APN142-221-022-7

Property Details

APN / Parcel Number

Primary APN142-221-022-7
Alternative APN
  • 142-221-022

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms9 Rooms
Stories1 Story
Building Area1,874 sqft Living Area
1st Floor Area1,874 sqft

Exterior

Year BuiltBuilt 1965
Effective Year BuiltEffective 1965
Lot Area9,660 sqft (0.222 acres)
Garage TypeAttached
Garage Area475 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address221 ROSA CORTE
CityWALNUT CREEK
StateCA
Zip94598-3520
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR10
Legal DescriptionTRACT 3026 LOT 58 EX MR
Legal SubdivisionENCINA GRANDE SUB 3026
Legal Tract3026
Legal Lot Number58
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group1
Census Block1004
Census Tract338301

Owner

221 Rosa Corte is held in a trust since January 2015.

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

Owner of RecordTrust Name on File
Mailing Address221 ROSA CORTE, WALNUT CREEK, CA 94598-3520
Owner TypeCompany
VestingTrust

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

DateDocument
Dec 20, 2019Deed of Trust, Mortgage · Conventional Mortgage
MUFG UNION BANK NA
Aug 24, 2021Deed of Trust, Mortgage · Conventional Mortgage
MUFG UNION BANK NA

Assessor's Deed Record

Deed NamesName on Deed
Last SaleFeb 22, 2008 · Amount on File
Deed SaleFeb 22, 2008 · Amount on File
Deed Document Number200837250
Last Transfer DateJan 26, 2015
Transfer Doc0000023437
Record UpdatedOct 29, 2026

December 2019: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address221 ROSA CORTE, WALNUT CREEK, CA 94598-3520
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyFIDELITY TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000229214
DateDec 20, 2019
Instrument2019-229214
Lender
NameMUFG UNION BANK NA
TypeBank
AddressSAN DIEGO, CA 92121
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueJan 1, 2050
Interest
Rate TypeAdjustable Rate
Rate3.75%
Type Change DateJan 1, 2027
Change FrequencyAnnually
Min Rate At Change2.25%
Max Rate At Change5.75%
Index1-Year LIBOR
Max Rate9.75%

August 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address221 ROSA CORTE, WALNUT CREEK, CA 94598-3520
Transaction TypeMortgage
Record UpdatedNov 3, 2022
Title CompanyNORTH AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address221 ROSA CORTE, WALNUT CREEK, CA 94598-3520

Mortgage

Document Number0000234303
DateAug 24, 2021
Instrument2021-234303
Lender
NameMUFG UNION BANK NA
TypeBank
AddressSAN DIEGO, CA 92121
Agreement
TypeConventional Mortgage
AmountAmount on Record
Term361 Months
DueSep 1, 2051

Tax Assessment & Valuation

The 2025 property tax bill for 221 Rosa Corte was $11,474.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyContra Costa County
MunicipalityWalnut Creek City
Unified School DistrictMount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$984,729 (+2%) Land $644,431 Building $340,298
2025$11,474.00$965,422 Land $631,796 Building $333,626
2023$11,027.00 (+0.88%)$927,935 Land $607,263 Building $320,672
2022$10,931.00

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

Flood

FEMA maps place 221 Rosa Corte in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

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

Wildfire

Wildfire risk around 221 Rosa Corte is low, with a 0.02% annual chance of wildfire.

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

Wildfire RiskLow
lower than 67% of the US · lower than 81% of California
Wildfire Likelihood0.02% annual chance
ExposureNone
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 SystemCONTRA COSTA WATER DISTRICT
serves 210,500 people · EPA ID CA0710003
Water SourceSurface water
Last State InspectionJan 2022
LeadUnder 1 ppb (2026–2028)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 295 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Astound Broadband
Cable · Fiber in parts of the area		1,500 / 50
Unwired
Fixed Wireless		300 / 25
Verizon
Fixed Wireless		300 / 20
T-Mobile
Fixed Wireless		100 / 20
AT&T
Fixed Wireless · DSL		100 / 20

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