Santa Clara County property record for 1857 Walnut Dr, Mountain View, CA 94040
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,038 sqft · built 1958 |
| Lot Size | 0.198 acres (8,610 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,775,000 (Aug 2020) |
| Tax Bill | $44,145 (2025) |
| Deeds & Mortgages | Aug 2020 Sale & Mortgage Jul 2020 Transfer |
| Flood Zone | Zone X (reduced by levee) |
| APN | 189-21-028 |
| Primary APN | 189-21-028 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,038 sqft Living Area |
| 1st Floor Area | 2,038 sqft |
| Utility Room | Utility Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 2022 |
| Architectural Style | H-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 8,610 sqft (0.198 acres) |
| Lot Dimensions | 105 ft deep x 82 ft wide |
| Garage Area | 479 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1857 WALNUT DR |
|---|---|
| City | MOUNTAIN VIEW |
| State | CA |
| Zip | 94040-4003 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1-8L |
| Legal Description | TRACT 1935 FOXCROFT BOOK 84 PAGE 48 PAGE 49 LOT 10 |
| Legal Subdivision | FOXCROFT |
| Legal Tract | 1935 |
| Legal Lot Number | 10 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 509901 |
1857 Walnut Dr is owned and occupied by two individuals who bought it in August 2020.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1857 WALNUT DR, MOUNTAIN VIEW, CA 94040-4003 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Aug 31, 2020 | Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Jul 8, 2020 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 31, 2020 · Amount on File |
| Deed Sale | Aug 31, 2020 · Amount on File |
| Deed Document Number | 202024594305 |
| Prior Transfer Date | Nov 26, 2007 |
| Prior Transfer Doc | 0019669124 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Aug 31, 2020 |
| Property Address | 1857 WALNUT DR, MOUNTAIN VIEW, CA 94040-4003 |
| Document Number | 0024594305 |
| Map Reference | MB 84 PG 48&49 |
| Instrument Date | Aug 5, 2020 |
| Instrument | 24594305 |
| Transaction Type | Transfer |
| Record Updated | Sep 1, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 1857 WALNUT DR, MOUNTAIN VIEW, CA 94040-4003 |
| Document Number | 0024594306 |
|---|---|
| Date | Aug 31, 2020 |
| Instrument | 24594306 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 1.87% |
| Type Change Date | Sep 1, 2027 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 3.87% |
| Index | 1-Year LIBOR |
| Max Rate | 6.87% |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Jul 8, 2020 |
| Property Address | 1857 WALNUT DR, MOUNTAIN VIEW, CA 94040-4003 |
| Document Number | 0024530966 |
| Instrument Date | Jun 29, 2020 |
| Instrument | 24530966 |
| Transaction Type | Transfer |
| Record Updated | Jul 22, 2020 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 5050 EL CAMINO REAL #205 LOS ALTOS CA 940221531, 205, LOS ALTOS, CA 94022-1531 |
The 2025 property tax bill for 1857 Walnut Dr was $44,145 with a homeowner's exemption.
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 | Los Altos Elementary School District (KG - 08) |
| Secondary School District | Mountain View-Los Altos Union School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $3,828,588 (+2%) Land $2,910,577 Building $918,011 | |
| 2025 | $44,145.00 Homeowner's exemption | $3,753,518 Land $2,853,507 Building $900,011 |
| 2023 | $42,084.00 (+18.88%) Homeowner's exemption | $3,607,765 Land $2,742,702 Building $865,063 |
| 2022 | $35,401.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1857 Walnut Dr 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 | 5 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.
The area around 1857 Walnut Dr 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.
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 |
| 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 564 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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