4159 Mountcastle Way, San Jose, CA 95136 Property Records

Santa Clara County property record for 4159 Mountcastle Way, San Jose, CA 95136

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,325 sqft · built 1975
Lot Size	0.137 acres (5,974 sqft)
Owner	Individual Name on File
Last Sale	$480,000 (Aug 2009)
Tax Bill	$9,025 (2025)
Deeds & Mortgages	Apr 2020 Mortgage Apr 2020 Transfer
Flood Zone	Zone D (undetermined)
APN	`459-09-054`

Property Details

APN / Parcel Number

Primary APN	`459-09-054`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,325 sqft Living Area
1st Floor Area	1,325 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1975
Architectural Style	Custom Design
Exterior Material	Wood
Construction Type	Wood
Roof Material	Wood Shingle
Lot Area	5,974 sqft (0.137 acres)
Lot Dimensions	103 ft deep x 58 ft wide
Garage Area	483 sqft
Parking Spaces	2 Parking Spaces
Pool Type	Pool with Hot Tub/Spa
Pool Area	3,500 sqft
Porch	Porch

Utilities, Heating & Cooling

Heating System	HVAC
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4159 MOUNTCASTLE WAY
City	SAN JOSE
State	CA
Zip	95136-1755
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1-8
Legal Description	TRACT 5258 BOOK 309 PAGE 34 PAGE 35 LOT 62
Legal Tract	5258
Legal Lot Number	62
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	4
Census Block	4004
Census Tract	512005

Owner

4159 Mountcastle Way is owned and occupied by an individual who acquired it in April 2020.

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

Owner of Record	Individual Name on File
Mailing Address	4159 MOUNTCASTLE WAY, SAN JOSE, CA 95136-1755
Occupancy	Owner Occupied
Owner Type	Individual

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

Date	Document
Apr 30, 2020	Quit Claim Deed, Transfer PROVIDENT CU
Apr 30, 2020	Quit Claim Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 21, 2009 · Amount on File
Deed Sale	Aug 21, 2009 · Amount on File
Prior Sale	Jan 27, 1998 · Amount on File
Deed Document Number	200920407863
Last Transfer Date	Apr 24, 2020
Transfer Doc	0024467948
Record Updated	Oct 29, 2026

April 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Apr 30, 2020
Property Address	4159 MOUNTCASTLE WAY, SAN JOSE, CA 95136-1755
Document Number	0024467949
Instrument Date	Apr 24, 2020
Instrument	24467949
Transaction Type	Transfer
Record Updated	May 13, 2020
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	4159 MOUNTCASTLE WAY SAN JOSE CA 951361755, SAN JOSE, CA 95136-1755

Mortgage

Document Number	24467950
Date	Apr 30, 2020
Instrument	24467950

Lender

Name	PROVIDENT CU
Type	Credit Union
Address	REDWOOD CITY, CA 94065

Agreement

Amount	Amount on Record
Term	180 Months
Due	Apr 29, 2035

April 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Apr 30, 2020
Property Address	4159 MOUNTCASTLE WAY, SAN JOSE, CA 95136-1755
Document Number	0024467948
Instrument Date	Apr 24, 2020
Instrument	24467948
Transaction Type	Transfer
Record Updated	May 13, 2020
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	4159 MOUNTCASTLE WAY SAN JOSE CA 951361755, SAN JOSE, CA 95136-1755

Tax Assessment & Valuation

The 2025 property tax bill for 4159 Mountcastle Way was $9,025.

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

Property Jurisdictions

Type	Name
State	California
County	Santa Clara County
Municipality	San Jose City
Unified School District	San Jose Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$631,969 (+2%) Land $394,985 Building $236,984
2025	$9,025.00	$619,579 Land $387,241 Building $232,338
2023	$8,378.00 (+0.87%)	$595,522 Land $372,205 Building $223,317
2022	$8,306.00

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

Flood

FEMA maps place 4159 Mountcastle Way in Zone D, where flood risk has not been studied.

Source: FEMA National Flood Hazard Layer, effective January 18, 2026

FEMA Flood Zone	Zone D undetermined · not studied
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

The area around 4159 Mountcastle Way has no burnable land within ember reach, so its wildfire risk is not rated.

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	SAN JOSE WATER private · serves 1,039,920 people · EPA ID CA4310011
Water Source	Surface water
Last State Inspection	Mar 2026
Lead	Under 1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	Treatment failure resolved · Jun 2023
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 648 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	1,000 / 75
Sail Internet Fixed Wireless	800 / 160
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL	100 / 20

May also be available: Cruzio, GeoLinks, Ridge Wireless.

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