1. Home
  2. California
  3. Contra Costa County
  4. San Ramon
  5. Ashbourne Cir

3521 Ashbourne Cir, San Ramon, CA 94583 Property Records

Contra Costa County property record for 3521 Ashbourne Cir, San Ramon, CA 94583 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details5 bd · 5.5 ba · 5,034 sqft · built 2004
Lot Size0.303 acres (13,200 sqft)
Owner2 Individual Names on File
Last Sale$1,394,000 (Sep 2004)
Tax Bill$24,405 (2025)
Deeds & MortgagesOct 2021 Mortgage
Jan 2020 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN211-280-011-1

Property Details

APN / Parcel Number

Primary APN211-280-011-1
Alternative APN
  • 211-280-011

Interior

Bedrooms5 Beds
Full Baths5.5 Baths
Half Baths1 Half Bath
Total Rooms13 Rooms
Stories2 Stories
Building Area5,034 sqft Living Area
1st Floor Area2,776 sqft
2nd Floor Area2,258 sqft

Exterior

Year BuiltBuilt 2004
Effective Year BuiltEffective 2004
Architectural StyleCluster
Lot Area13,200 sqft (0.303 acres)
Garage TypeAttached
Garage Area867 sqft
Parking Spaces3 Parking Spaces

Utilities, Heating & Cooling

Cooling SystemCentral

Location & Zoning

Street Address3521 ASHBOURNE CIR
CitySAN RAMON
StateCA
Zip94583-6014
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionT7575 L19
Legal SubdivisionSUBDIVISION 7575
Legal Tract7575
Legal Lot Number19
JurisdictionCONTRA COSTA CA
Township / Civil DivisionCENTRAL CONTRA COSTA
Census Block Group1
Census Block1003
Census Tract345115

Owner

Source: Contra Costa County records · APN 211-280-011-1

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 Record2 Individual Names on File
Mailing Address3521 ASHBOURNE CIR, SAN RAMON, CA 94583-6014
OccupancyOwner Occupied
Owner TypeIndividual
VestingCommunity Property

Deeds, Mortgages & Sale History

DateDocument
Oct 27, 2021Deed of Trust, Mortgage · Conventional Mortgage
GUARANTEED RATE INC
Jan 14, 2020Deed of Trust, Mortgage · Conventional Mortgage
GOOGAIN
Apr 21, 2017Deed of Trust, Mortgage · Line of Credit
BANK OF AMERICA

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleSep 24, 2004 · Amount on Record
Deed SaleSep 24, 2004 · Amount on Record
Deed Document Number2004368887
Record UpdatedSep 20, 2026

October 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3521 ASHBOURNE CIR, SAN RAMON, CA 94583-6014
Transaction TypeMortgage
Record UpdatedNov 03, 2022
Title CompanyORANGE COAST TITLE

Transferred To (Grantee/Buyer)

NameVerified Name
Address3521 ASHBOURNE CIR, SAN RAMON, CA 94583-6014

Mortgage

Document Number0000301600
DateOct 27, 2021
Instrument2021-301600
Lender
NameGUARANTEED RATE INC
TypeMortgage Company
AddressCHICAGO, IL 60613
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term181 Months
DueNov 01, 2036

January 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3521 ASHBOURNE CIR, SAN RAMON, CA 94583-6014
Document Number0000022055
Instrument DateJan 14, 2020
Transaction TypeMortgage
Record UpdatedMar 09, 2020
Title CompanyFIRST AMERICAN TITLE, FIRST AMERICAN TITLE INSURANCE

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property
Address3521 ASHBOURNE CIR SAN RAMON CA 945836014, SAN RAMON, CA 94583-6014

Mortgage

Document Number0000022055
DateFeb 05, 2020
Instrument22055
Lender
NameGOOGAIN
AddressSUNNYVALE, CA 94086
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term180 Months
DueFeb 04, 2035

April 2017: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionCONTRA COSTA CA
Property Address3521 ASHBOURNE CIR, SAN RAMON, CA 94583-6014
Document Number0000078670
Instrument DateApr 21, 2017
Transaction TypeMortgage
Record UpdatedAug 18, 2018
Title CompanyTITLE SERVICE AND LIAISON COMPANIES, INDECOMM GLOBAL SVCS

Transferred To (Grantee/Buyer)

NameVerified Name
Address3521 ASHBOURNE CIR SAN RAMON CA 945836014, SAN RAMON, CA 94583-6014

Mortgage

Document Number0000078670
DateMay 05, 2017
Instrument78670
Lender
NameBANK OF AMERICA
TypeBank
Agreement
TypeLine of Credit
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate

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

YearTax BillAssessed Value
2026$2,000,725 (+2%) Land $853,067 Building $1,147,658
2025$24,405.00 (+3.62%) Homeowner's exemption$1,961,496 (+4.04%) Land $836,341 Building $1,125,155
2023$23,553.00 (+3.41%) Homeowner's exemption$1,885,331 Land $803,866 Building $1,081,465
2022$22,776.00

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
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo

Wildfire

Wildfire RiskVery High
above 92% of the US · above 76% of California
Wildfire LikelihoodAbout 1 in 94 per year
ExposureDirect
burnable vegetation at the parcel

Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 136 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250
UnwiredFixed Wireless300 / 25
Etheric Communications, LLC.Fixed Wireless (licensed-by-rule)250 / 100

Availability varies by address; speeds are provider-advertised maximums, not measured.

Nearby Properties on Ashbourne Cir

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures