240 Castro St, Mountain View, CA 94041 Property Records

Santa Clara County property record for 240 Castro St, Mountain View, CA 94041

Property Summary

Property Type	Government / Public Use
Lot Size	2.29 acres (1 sqft)
Owner	Company Name on File
Tax Bill	$640 (2025)
Deeds & Mortgages	Oct 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`984-84-053`

Property Details

APN / Parcel Number

Primary APN	`984-84-053`

Exterior

Lot Area	1 sqft

Location & Zoning

Street Address	240 CASTRO ST
City	MOUNTAIN VIEW
State	CA
Zip	94041-1204
Property Category	Public Works
Property Type	Public Works > Government / Public Use
Local Zoning Code	MV
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	2
Census Block	2016
Census Tract	509600

Owner

Source: Santa Clara County records · APN 984-84-053

Assessment roll updated July 27, 2026 · Last verified August 2026

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

Owner of Record	Company Name on File
Mailing Address	1 COMCAST CTR, PHILADELPHIA, PA 19103-2838
Owner Type	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Record Updated	Sep 20, 2026

October 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Oct 12, 2018
Property Address	240 CASTRO ST, MOUNTAIN VIEW, CA 94041-1204
Document Number	0024042299
Instrument Date	Mar 08, 2018
Instrument	24042299
Transaction Type	Transfer
Record Updated	Oct 25, 2018
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Partial Interest Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	20670 GREEN LEAF CT CUPERTINO CA 950141977, CUPERTINO, CA 95014-1977

Tax Assessment & Valuation

Source: Santa Clara County records · Assessment roll updated July 27, 2026 · Last verified August 2026

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

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

Year	Tax Bill	Assessed Value
2026		$37,525 (-30.72%) Land $37,525
2025	$640.00 (+2.07%)	$54,164 (+2.83%) Land $54,164
2023	$627.00 (-1.88%)	$52,673 Land $52,673
2022	$639.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Santa Clara County (06085C), as of January 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060855096002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	1 in force

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless · DSL in parts of the area	5,000 / 5,000
Xfinity Cable · Fiber in parts of the area	2,000 / 250
Etheric Communications, LLC. Fixed Wireless	250 / 100
Ridge Wireless Fixed Wireless	100 / 60

May also be available: California Internet, Radiate Holdings, Sail Internet Holdings, T-Mobile USA, Verizon.

Based on FCC filings for 551 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA4310007, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF MOUNTAIN VIEW serves 81,340 people
Water Source	Purchased surface water from several systems
Last State Inspection	Feb 2025
Lead	Under 1 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.