685 Sierra Ave, Mountain View, CA 94041 Property Records

Santa Clara County property record for 685 Sierra Ave, Mountain View, CA 94041

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 1,733 sqft · built 1935
Lot Size	0.115 acres (5,000 sqft)
Owner	Company Name on Record
Last Sale	$2,365,000 (Dec 2020)
Tax Bill	$30,005 (2025)
Deeds & Mortgages	Dec 2022 Transfer Dec 2022 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`158-09-037`

Property Details

APN / Parcel Number

Primary APN	`158-09-037`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,733 sqft Living Area
Gross Area	1,119 sqft
1st Floor Area	888 sqft
2nd Floor Area	231 sqft
Family Room	Family Room

Exterior

Year Built	Built 1935
Effective Year Built	Effective 1970
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	5,000 sqft (0.115 acres)
Lot Dimensions	100 ft deep x 50 ft wide
Garage Type	Attached
Garage Area	231 sqft
Parking Spaces	1 Parking Space
Porch	Porch

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Street Address	685 SIERRA AVE
City	MOUNTAIN VIEW
State	CA
Zip	94041-2146
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	LOT 70
Legal Subdivision	NELSON MANOR
Legal Lot Number	70
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	1
Census Block	1010
Census Tract	509600

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 Record	Company Name on Record
Mailing Address	685 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2146
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Borrower in Default

Deeds, Mortgages & Sale History

Date	Document
Dec 6, 2022	Intrafamily Transfer, Transfer
Dec 20, 2022	Intrafamily Transfer, Transfer
Dec 7, 2021	Deed of Trust, Mortgage · Conventional Mortgage MUFG UNION BANK NA
Dec 8, 2020	Grant Deed, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 8, 2020 · Amount on Record
Deed Sale	Dec 8, 2020 · Amount on Record
Prior Sale	Dec 8, 1999 · Amount on Record
Deed Document Number	202024738667
Last Transfer Date	Nov 18, 2022
Transfer Doc	0025418229
Record Updated	Sep 20, 2026

December 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Dec 6, 2022
Property Address	685 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2146
Document Number	0025412387
Map Reference	MB V PG 7
Instrument Date	Nov 18, 2022
Instrument	25412387
Transaction Type	Transfer
Record Updated	Dec 14, 2022

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	685 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2146

December 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SANTA CLARA CA
Recording Date	Dec 20, 2022
Property Address	685 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2146
Document Number	0025418229
Map Reference	MB V PG 7
Instrument Date	Nov 18, 2022
Instrument	25418229
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	685 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2146

December 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	685 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2146
Transaction Type	Mortgage
Record Updated	Jul 25, 2022
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	179 SHERLAND AVE, MOUNTAIN VIEW, CA 94043-3810

Mortgage

Document Number	0025187715
Date	Dec 7, 2021
Instrument	25187715

Lender

Name	MUFG UNION BANK NA
Type	Bank
Address	SAN DIEGO, CA 92121

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Dec 1, 2051

December 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Dec 8, 2020
Property Address	685 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2146
Document Number	0024738667
Map Reference	MB V PG 7
Instrument Date	Dec 1, 2020
Instrument	24738667
Transaction Type	Transfer
Record Updated	Jul 25, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	55 SIERRA VISTA AVE, MOUNTAIN VIEW, CA 94043-4401

Mortgage

Document Number	0024738668
Date	Dec 8, 2020
Instrument	24738668

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2051

Tax Assessment & Valuation

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

Year	Tax Bill	Assessed Value
2026		$2,611,148 (+2%) Land $1,821,732 Building $789,416
2025	$30,005.00 (+3.49%) Homeowner's exemption	$2,559,950 (+4.04%) Land $1,786,012 Building $773,938
2023	$28,992.00 (+0.27%) Homeowner's exemption	$2,460,546 Land $1,716,660 Building $743,886
2022	$28,915.00

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

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; 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	CITY OF MOUNTAIN VIEW serves 81,340 people · EPA ID CA4310007
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, 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 538 locations within half a mile, as of December 31, 2025

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 / 2,000
Etheric Networks Fixed Wireless	250 / 100
Ridge Wireless Fixed Wireless	100 / 60
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, Cruzio, GeoLinks, Verizon.

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