128 Ada Ave, Apt 20, Mountain View, CA 94043 Property Records

Santa Clara County property record for 128 Ada Ave, Apt 20, Mountain View, CA 94043

Property Summary

Property Type	Condominium
Details	2 bd · 2.5 ba · 1,353 sqft · built 1990
Lot Size	0.083 acres (3,600 sqft)
Owner	Company Name on File
Last Sale	$1,405,000 (May 2021)
Tax Bill	$17,931 (2025)
Deeds & Mortgages	May 2021 Sale & Mortgage May 2020 Mortgage + 2 more
Flood Zone	Zone X (reduced by levee)
APN	`160-42-020`

Property Details

APN / Parcel Number

Primary APN	`160-42-020`

Interior

Bedrooms	2 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	2 Stories
Building Area	1,353 sqft Living Area
1st Floor Area	608 sqft
2nd Floor Area	745 sqft

Exterior

Year Built	Built 1990
Effective Year Built	Effective 1990
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	3,600 sqft (0.083 acres)
Lot Dimensions	60 ft deep x 60 ft wide
Garage Area	287 sqft
Parking Spaces	1 Parking Space
Porch	None

Utilities, Heating & Cooling

Heating System	HVAC

Location & Zoning

Street Address	128 ADA AVE, 20
City	MOUNTAIN VIEW
State	CA
Zip	94043-4979
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Condominium
Local Zoning Code	R3-3*
Legal Description	TRACT 8290
Legal Subdivision	TRACT #8290
Legal Tract	8290
Legal Lot Number	1
Jurisdiction	SANTA CLARA CA
Township / Civil Division	SAN JOSE
Census Block Group	2
Census Block	2006
Census Tract	509109

Owner

128 Ada Ave, Apt 20 is owned by a company that bought it in May 2021.

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on File
Mailing Address	128 ADA AVE, 20, MOUNTAIN VIEW, CA 94043-4979
Owner Type	Company

Deeds, Mortgages & Sale History

Date	Document
May 24, 2021	Grant Deed, Transfer · Conventional Mortgage THE GOLDEN 1 CU
May 18, 2020	Deed of Trust, Mortgage · Conventional Mortgage OCMBC INC
Jul 7, 2017	Grant Deed, Transfer · Conventional Mortgage PARKSIDE LNDG
Jul 7, 2017	Quit Claim Deed, Transfer CORNERSTONE TITLE COMPANY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	May 24, 2021 · Amount on File
Deed Sale	May 24, 2021 · Amount on File
Prior Sale	Jul 7, 2017 · Amount on File
Deed Document Number	202124970664
Prior Transfer Date	Jun 28, 2017
Prior Transfer Doc	0023691876
Record Updated	Oct 29, 2026

May 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	May 24, 2021
Property Address	128 ADA AVE APT 20, 20, MOUNTAIN VIEW, CA 94043-4979
Document Number	0024970664
Map Reference	MB 606 PG 41&42
Instrument Date	May 14, 2021
Instrument	24970664
Transaction Type	Transfer
Record Updated	Jun 2, 2021
Title Company	ORANGE COAST TITLE COMPANY/NTHRN CA, ORANGE COAST TTL CO OF NOCAL

Transaction

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

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	128 ADA AVE APT 20, 20, MOUNTAIN VIEW, CA 94043-4979

Mortgage

Document Number	0024970665
Date	May 24, 2021
Instrument	24970665

Lender

Name	THE GOLDEN 1 CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	3.12%
Type Change Date	Jun 1, 2031
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	8.12%
Index	1-Year CMT
Max Rate	8.12%

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SANTA CLARA CA
Property Address	128 ADA AVE APT 20, 20, MOUNTAIN VIEW, CA 94043-4979
Document Number	0024486585
Instrument Date	May 18, 2020
Transaction Type	Mortgage
Record Updated	Jun 5, 2020
Title Company	TITLE SERVICE AND LIAISON COMPANIES, SYNRGO INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	128 ADA AVE #20 MOUNTAIN VIEW CA 940434979, 20, MOUNTAIN VIEW, CA 94043-4979

Mortgage

Document Number	0024486585
Date	May 22, 2020
Instrument	24486585

Lender

Name	OCMBC INC
Address	IRVINE, CA 92612

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	240 Months
Due	May 21, 2040

July 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Jul 7, 2017
Property Address	128 ADA AVE APT 20, 20, MOUNTAIN VIEW, CA 94043-4979
Document Number	0023691877
Instrument Date	Jun 28, 2017
Instrument	23691877
Transaction Type	Transfer
Record Updated	Jul 14, 2017
Title Company	CORNERSTONE TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,304.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	128 ADA AVE #20 MOUNTAIN VIEW CA 940434979, 20, MOUNTAIN VIEW, CA 94043-4979

Mortgage

Document Number	23691878
Date	Jul 7, 2017
Instrument	23691878

Lender

Name	PARKSIDE LNDG
Address	SAN FRANCISCO, CA 94103

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jul 6, 2047

Interest

Rate Type	Adjustable Rate
Rate	3.5%

July 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SANTA CLARA CA
Recording Date	Jul 7, 2017
Property Address	128 ADA AVE APT 20, 20, MOUNTAIN VIEW, CA 94043-4979
Document Number	0023691876
Instrument Date	Jun 28, 2017
Instrument	23691876
Transaction Type	Transfer
Record Updated	Jul 14, 2017
Title Company	CORNERSTONE TITLE COMPANY

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	PO BOX 391286 MOUNTAIN VIEW CA 940391286, MOUNTAIN VIEW, CA 94039-1286

Tax Assessment & Valuation

The 2025 property tax bill for 128 Ada Ave, Apt 20 was $17,931.

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		$1,551,230 (+2%) Land $775,615 Building $775,615
2025	$17,931.00	$1,520,814 Land $760,407 Building $760,407
2023	$17,359.00 (+0.26%)	$1,461,762 Land $730,881 Building $730,881
2022	$17,314.00

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

Flood

FEMA maps place 128 Ada Ave, Apt 20 in Zone X, where a levee reduces flood risk.

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 reduced by levee · depends on levee performance
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	1 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

The area around 128 Ada Ave, Apt 20 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	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 679 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
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: AT&T, GeoLinks, Sail Internet.

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