Santa Clara County property record for 856 Sonia Way, Mountain View, CA 94040
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,410 sqft · built 1953 |
| Lot Size | 0.142 acres (6,204 sqft) |
| Owner | Company Name on Record |
| Last Sale | $970,000 (Oct 2012) |
| Tax Bill | $15,076 (2025) |
| Deeds & Mortgages | Mar 2023 Transfer Oct 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 189-01-037 |
| Primary APN | 189-01-037 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,410 sqft Living Area |
| Gross Area | 1,121 sqft |
| 1st Floor Area | 1,121 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,204 sqft (0.142 acres) |
| Lot Dimensions | 94 ft deep x 66 ft wide |
| Garage Area | 374 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Porch |
| Cooling System | None |
|---|
| Street Address | 856 SONIA WAY |
|---|---|
| City | MOUNTAIN VIEW |
| State | CA |
| Zip | 94040-2551 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 833 MIRAMAR SUBD NO 2 BOOK 31 PAGE 50 LOT 33 |
| Legal Subdivision | MIRAMAR SUB 2 |
| Legal Tract | 833 |
| Legal Lot Number | 33 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 509801 |
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 | 856 SONIA WAY, MOUNTAIN VIEW, CA 94040-2551 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Mar 9, 2023 | Intrafamily Transfer, Transfer |
| Oct 28, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 17, 2012 · Amount on Record |
| Deed Sale | Oct 17, 2012 · Amount on Record |
| Deed Document Number | 201221903785 |
| Last Transfer Date | Nov 29, 2022 |
| Transfer Doc | 0025446980 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Mar 9, 2023 |
| Property Address | 856 SONIA WAY, MOUNTAIN VIEW, CA 94040-2551 |
| Document Number | 0025446980 |
| Map Reference | MB 31 PG 50 |
| Instrument Date | Nov 29, 2022 |
| Instrument | 25446980 |
| Transaction Type | Transfer |
| Record Updated | Jun 21, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 856 SONIA WAY, MOUNTAIN VIEW, CA 94040-2551 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Property Address | 856 SONIA WAY, MOUNTAIN VIEW, CA 94040-2551 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 856 SONIA WAY, MOUNTAIN VIEW, CA 94040-2551 |
| Document Number | 0024675964 |
|---|---|
| Date | Oct 28, 2020 |
| Instrument | 24675964 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Oct 1, 2035 |
Source: Santa Clara County assessment roll, as of July 27, 2026
| 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,302,519 (+2%) Land $1,067,644 Building $234,875 | |
| 2025 | $15,076.00 (+3.39%) Homeowner's exemption | $1,276,980 (+4.04%) Land $1,046,710 Building $230,270 |
| 2023 | $14,582.00 (+0.29%) Homeowner's exemption | $1,227,395 Land $1,006,066 Building $221,329 |
| 2022 | $14,540.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 1 (1980) |
| Most Recent Claim | Feb 1980 · rainfall accumulation |
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.
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.
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 |
| Also Mapped Here | CITY OF MOUNTAIN VIEW |
| Lead | 2 ppb (2023–2025) action level 15 ppb |
| 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.
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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