1433 Isabelle Ave, Mountain View, CA 94040 Property Records

Santa Clara County property record for 1433 Isabelle Ave, Mountain View, CA 94040

Property Summary

Property Type	Single Family Home
Details	4 bd · 4 ba · 2,702 sqft · built 1952
Lot Size	0.217 acres (9,460 sqft)
Owner	Owner on Record
Last Sale	$549,000 (Aug 1998)
Tax Bill	$18,836 (2025)
Deeds & Mortgages	Jul 2018 Mortgage Sep 2019 Mortgage
Flood Zone	Zone X (moderate risk)
APN	`189-04-035`

Property Details

APN / Parcel Number

Primary APN	`189-04-035`

Interior

Bedrooms	4 Beds
Full Baths	4 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,702 sqft Living Area
1st Floor Area	2,702 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1952
Effective Year Built	Effective 2000
Architectural Style	Other
Construction Type	Wood
Lot Area	9,460 sqft (0.217 acres)
Lot Dimensions	120 ft deep x 86 ft wide
Garage Area	456 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	HVAC

Location & Zoning

Street Address	1433 ISABELLE AVE
City	MOUNTAIN VIEW
State	CA
Zip	94040-3039
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1-8L
Legal Description	TR 261 LOT 65
Legal Subdivision	BROOKDALE
Legal Tract	261
Legal Lot Number	65
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	3
Census Block	3013
Census Tract	509801

Owner

Source: Santa Clara County assessment roll, as of July 1, 2025

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

Owner of Record	Owner on Record
Mailing Address	1433 ISABELLE AVE, MOUNTAIN VIEW, CA 94040-3039
Occupancy	Owner Occupied

Deeds, Mortgages & Sale History

Date	Document
Jul 11, 2018	Deed of Trust, Mortgage · Conventional Mortgage MORGAN STANLEY PRIVATE BANK NA
Sep 30, 2019	Deed of Trust, Mortgage · Conventional Mortgage MORGAN STANLEY PRIVATE BANK NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 18, 1998 · Amount on Record
Deed Sale	Aug 18, 1998 · Amount on Record
Prior Sale	Feb 18, 2010
Deed Document Number	0014341942
Deed Book / Page	189
Last Transfer Date	May 11, 2010
Transfer Doc	0020708328
Record Updated	Jun 8, 2026

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	1433 ISABELLE AVE, MOUNTAIN VIEW, CA 94040-3039
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	FIRST AMERICAN TITLE INS CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0023974208
Date	Jul 11, 2018
Instrument	23974208

Lender

Name	MORGAN STANLEY PRIVATE BANK NA
Type	Bank
Address	CINCINNATI, OH 45245

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2048

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	1433 ISABELLE AVE, MOUNTAIN VIEW, CA 94040-3039
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0024292987
Date	Sep 30, 2019
Instrument	24292987

Lender

Name	MORGAN STANLEY PRIVATE BANK NA
Type	Bank
Address	CINCINNATI, OH 45245

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2049

Tax Assessment & Valuation

Source: Santa Clara County assessment roll, as of July 1, 2025

Property Jurisdictions

Type	Name
State	California
County	Santa Clara County
Municipality	Mountain View City
Elementary School District	Mountain View Whisman Elementary School District (KG - 08)
Secondary School District	Mountain View-Los Altos Union School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2025	$18,836.00 (+4.44%) Homeowner's exemption	$1,584,515 (+4.04%) Land $783,853 Building $800,662
2023	$18,036.00 (+0.28%) Homeowner's exemption	$1,522,988 Land $753,416 Building $769,572
2022	$17,986.00

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 Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	8 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 Risk	Not rated no burnable land within 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 System	CWSC LOS ALTOS SUBURBAN private · serves 63,559 people · EPA ID CA4310001
Water Source	Purchased surface water from several systems
Last State Inspection	Aug 2024
Lead	2 ppb (2023–2025) 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, 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

Provider	Max 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.

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