Santa Clara County property record for 263 N Mathilda Ave, Sunnyvale, CA 94086
| Property Type | Residential Vacant Land |
|---|---|
| Details | built 1974 |
| Lot Size | 3.54 acres (154,239 sqft) |
| Owner | Company Name on File |
| Tax Bill | $48,019 (2025) |
| Deeds & Mortgages | Oct 2018 Transfer |
| Flood Zone | Zone X (reduced by levee) |
| APN | 165-27-011 |
| Primary APN | 165-27-011 |
|---|
| Elevator | Elevator |
|---|
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Lot Area | 154,239 sqft |
| Street Address | 263 N MATHILDA AVE |
|---|---|
| City | SUNNYVALE |
| State | CA |
| Zip | 94086-4830 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | PPSP |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1029 |
| Census Tract | 509102 |
263 N Mathilda Ave, residential vacant land, is owned by a company.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 2450, NEWPORT BEACH, CA 92658-8972 |
| 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 | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Oct 31, 2018 |
| Property Address | 263 N MATHILDA AVE, SUNNYVALE, CA 94086-4830 |
| Document Number | 0024053520 |
| Instrument Date | Oct 17, 2018 |
| Instrument | 24053520 |
| Transaction Type | Transfer |
| Record Updated | Nov 12, 2018 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INSURANCE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 550 NEWPORT CENTER DR NEWPORT BEACH CA 926607011, NEWPORT BEACH, CA 92660-7011 |
The 2025 property tax bill for 263 N Mathilda Ave was $48,019, up 3.8% from the year before.
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Sunnyvale City |
| Secondary School District | Fremont Union High School District (09 - 12) |
| Elementary School District | Sunnyvale Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $4,156,510 (+2%) Land $4,156,510 | |
| 2025 | $48,019.00 (+3.76%) | $4,075,010 Land $4,075,010 |
| 2024 | $46,278.00 (+0.92%) | |
| 2023 | $45,856.00 (-3.6%) | $3,916,773 Land $3,916,773 |
| 2022 | $47,569.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 263 N Mathilda Ave 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.
The area around 263 N Mathilda Ave 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 SUNNYVALE serves 157,566 people · EPA ID CA4310014 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2024 |
| 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 | 63 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 287 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 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, Sail Internet.
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