1225 Isabelle Ave, Mountain View, CA 94040 Property Records

Santa Clara County property record for 1225 Isabelle Ave, Mountain View, CA 94040

Property Summary

Property TypeSingle Family Home
Details2 bd · 2 ba · 1,413 sqft · built 1949
Lot Size0.257 acres (11,200 sqft)
OwnerCompany Name on Record
Tax Bill$4,431 (2025)
Flood ZoneZone X (minimal risk)
APN189-04-044

Property Details

APN / Parcel Number

Primary APN189-04-044

Interior

Bedrooms2 Beds
Full Baths2 Baths
Total Rooms7 Rooms
Stories1 Story
Building Area1,413 sqft Living Area
Gross Area1,114 sqft
1st Floor Area1,114 sqft
Family RoomFamily Room
Utility RoomUtility Room
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1949
Effective Year BuiltEffective 1949
Architectural StyleL-Shape
Construction TypeWood
Lot Area11,200 sqft (0.257 acres)
Lot Dimensions150 ft deep x 80 ft wide
PorchPorch

Utilities, Heating & Cooling

Cooling SystemNone
SewerMunicipal
Water SourceCommercial

Location & Zoning

Street Address1225 ISABELLE AVE
CityMOUNTAIN VIEW
StateCA
Zip94040-3035
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeR1-8L
Legal DescriptionTRACT 261 BROOKDALE BOOK 13 PAGE 10 PAGE 11 LOT 74
Legal SubdivisionBROOKDALE
Legal Tract261
Legal Lot Number74
JurisdictionSANTA CLARA CA
Township / Civil DivisionSAN JOSE
Census Block Group3
Census Block3013
Census Tract509801

Owner

Source: Santa Clara County records, as of July 27, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on Record
Mailing Address1225 ISABELLE AVE, MOUNTAIN VIEW, CA 94040-3035
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last Transfer DateJun 11, 2004
Transfer Doc0017894179
Record UpdatedSep 20, 2026

Tax Assessment & Valuation

Source: Santa Clara County assessment roll, as of July 27, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountySanta Clara County
MunicipalityMountain View City
Elementary School DistrictMountain View Whisman Elementary School District (KG - 08)
Secondary School DistrictMountain View-Los Altos Union School District (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$366,398 (+2%) Land $237,091 Building $129,307
2025$4,431.00 (+3.7%) Homeowner's exemption$359,215 (+4.04%) Land $232,443 Building $126,772
2023$4,273.00 (+0.35%) Homeowner's exemption$345,268 Land $223,418 Building $121,850
2022$4,258.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone AE, within 100 ft
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies8 in force

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 RiskLow
lower than 99.1% of the US · lower than 99.2% of California
Wildfire LikelihoodUnder 0.01% 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 SystemCWSC LOS ALTOS SUBURBAN
private · serves 63,559 people · EPA ID CA4310001
Water SourcePurchased surface water from several systems
Last State InspectionAug 2024
Lead2 ppb (2023–2025)
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 615 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL · Fixed Wireless in parts of the area
5,000 / 5,000
Xfinity
Cable
2,000 / 250
Cruzio
Fixed Wireless
1,000 / 1,000
Verizon
Fixed Wireless
300 / 20
Etheric Networks
Fixed Wireless
250 / 100
Ridge Wireless
Fixed Wireless
100 / 60
T-Mobile
Fixed Wireless
100 / 20

May also be available: Astound Broadband, GeoLinks.

Nearby Properties on Isabelle Ave

Nearby Streets

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