Santa Clara County property record for 2309 Rock St, Mountain View, CA 94043
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 34,244 sqft · built 1967 |
| Lot Size | 1.9 acres (82,764 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $2,815,000 (Jun 2019) |
| Tax Bill | $106,261 (2025) |
| Deeds & Mortgages | Jun 2019 Sale & Mortgage |
| Flood Zone | Zone X (reduced by levee) |
| APN | 147-13-034 |
| Primary APN | 147-13-034 |
|---|
| Units | 37 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 34,244 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Elevator | Elevator |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1967 |
| Architectural Style | Custom Design |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 82,764 sqft |
| Garage Area | 37 sqft |
| Pool Type | Pool with Hot Tub/Spa |
| Cooling System | None |
|---|
| Street Address | 2309 ROCK ST |
|---|---|
| City | MOUNTAIN VIEW |
| State | CA |
| Zip | 94043-2661 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Local Zoning Code | R3-22 |
| Legal Description | LOT A |
| Legal Subdivision | SIERRA VISTA ADD |
| Legal Lot Number | A |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 509304 |
2309 Rock St, a residential property, is owned by a company that bought it in June 2019.
Source: Santa Clara County records, as of August 31, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 301 ALTA LOMA LN, SANTA CRUZ, CA 95062-4620 |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 25, 2019 · Amount on File |
| Deed Sale | Jun 25, 2019 · Amount on File |
| Prior Sale | Apr 12, 2004 · Amount on File |
| Deed Document Number | 201924210994 |
| Prior Transfer Date | Dec 18, 1993 |
| Prior Transfer Doc | 0012350048 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Jun 25, 2019 |
| Property Address | 2309 ROCK ST, MOUNTAIN VIEW, CA 94043-2661 |
| Document Number | 0024210994 |
| Map Reference | MB R PG 30 |
| Instrument Date | Jun 12, 2019 |
| Instrument | 24210994 |
| Transaction Type | Transfer |
| Record Updated | Feb 6, 2021 |
| Title Company | ACCOMMODATION |
| Amount | Amount on Record |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 301 ALTA LOMA LN, SANTA CRUZ, CA 95062-4620 |
| Document Number | 0024210995 |
|---|---|
| Date | Jun 25, 2019 |
| Instrument | 24210995 |
| Type | Bank |
|---|
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 2309 Rock St was $106,261.
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 | $9,073,749 (+2%) Land $5,710,336 Building $3,363,413 | |
| 2025 | $106,261.00 | $8,895,833 Land $5,598,369 Building $3,297,464 |
| 2023 | $103,887.00 (+0.31%) | $8,550,399 Land $5,380,979 Building $3,169,420 |
| 2022 | $103,569.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 2309 Rock St in Zone X, where a levee reduces flood risk, though there have been 7 flood claims nearby since 1994.
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 |
| Flood Insurance Cost | Premium on File median of 20 individual policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 78 units insured incl. 58 condo units |
| Nearby Flood Claims | 7 (1994–1998) |
| Claims Outside the SFHA | 1 of 7 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
| Claims by Event |
|
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 2309 Rock St 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 | 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 911 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 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
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