Santa Clara County property record for 531 Sierra Ave, Mountain View, CA 94041
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,005 sqft · built 1938 |
| Lot Size | 0.112 acres (4,900 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $845,000 (Sep 2010) |
| Tax Bill | $12,701 (2025) |
| Deeds & Mortgages | Aug 2026 Sale Sep 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 158-09-047 |
| Primary APN | 158-09-047 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,005 sqft Living Area |
| 1st Floor Area | 1,005 sqft |
| Year Built | Built 1938 |
|---|---|
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 4,900 sqft (0.112 acres) |
| Lot Dimensions | 100 ft deep x 49 ft wide |
| Garage Area | 288 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | HVAC |
|---|
| Street Address | 531 SIERRA AVE |
|---|---|
| City | MOUNTAIN VIEW |
| State | CA |
| Zip | 94041-2144 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | LOT 32 BOOK W PAGE 25 |
| Legal Subdivision | NELSON MANOR |
| Legal Lot Number | 32 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 509600 |
Source: Santa Clara County records, as of October 20, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 531 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2144 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Aug 3, 2026 | Deed, Transfer NONE LISTED ON DOCUMENT |
| Sep 30, 2019 | Deed of Trust, Mortgage · Conventional Mortgage SANTA CLARA COUNTY FCU |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 17, 2010 · Amount on Record |
| Deed Sale | Sep 17, 2010 · Amount on Record |
| Prior Sale | May 31, 2006 · Amount on Record |
| Deed Document Number | 20873051 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Aug 3, 2026 |
| Property Address | 531 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2144 |
| Document Number | 0026031855 |
| Instrument Date | Sep 15, 2025 |
| Instrument | 202626031855 |
| Transaction Type | Transfer |
| Record Updated | Aug 7, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Life Tenant |
| Address | 531 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2144 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Property Address | 531 SIERRA AVE, MOUNTAIN VIEW, CA 94041-2144 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0024292407 |
|---|---|
| Date | Sep 30, 2019 |
| Instrument | 24292407 |
| Name | SANTA CLARA COUNTY FCU |
|---|---|
| Type | Credit Union |
| Address | SAN JOSE, CA 95112 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2049 |
Source: Santa Clara County assessment roll, as of July 1, 2025
| 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 |
|---|---|---|
| 2025 | $12,701.00 (+2.92%) Homeowner's exemption | $1,077,460 (+4.04%) Land $960,878 Building $116,582 |
| 2023 | $12,341.00 (+0.29%) Homeowner's exemption | $1,035,623 Land $923,567 Building $112,056 |
| 2022 | $12,305.00 |
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
| 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.
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 | 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 |
| 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.
Source: FCC Broadband Data Collection, based on 736 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 | 2,000 / 2,000 |
| 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: Cruzio, GeoLinks.
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