Alameda County property record for 40702 Tirso St, Fremont, CA 94539
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,405 sqft · built 1986 |
| Lot Size | 0.216 acres (9,405 sqft) |
| Owner | Trust Name on File |
| Last Sale | $110,000 (May 1998) |
| Tax Bill | $5,726 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 525-1654-1 |
| Primary APN | 525-1654-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,405 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 9,405 sqft (0.216 acres) |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 40702 TIRSO ST |
|---|---|
| City | FREMONT |
| State | CA |
| Zip | 94539-3770 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | LOT: 00024 BLK: TR: 4640 |
| Legal Tract | 4640 |
| Legal Lot Number | 24 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | FREMONT |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 442100 |
40702 Tirso St is owner-occupied and held in a trust since February 2012.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 40702 TIRSO ST, FREMONT, CA 94539-3770 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 |
|---|---|
| Last Sale | May 14, 1998 · Amount on File |
| Deed Sale | May 14, 1998 · Amount on File |
| Deed Document Number | 1998161552 |
| Last Transfer Date | Feb 7, 2012 |
| Transfer Doc | 0000051774 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 40702 Tirso St was $5,726 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Fremont City |
| Unified School District | Fremont Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $429,886 (+0.37%) Land $91,988 Building $344,898 | ||
| 2025 | $5,726.00 Homeowner's exemption | $428,320 Land $90,184 Building $338,136 | |
| 2023 | $5,344.00 Homeowner's exemption | $411,691 Land $86,683 Building $325,008 | $1,956,510 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 40702 Tirso St in Zone X, an area of moderate flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 8 (10% 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.
Wildfire risk around 40702 Tirso St is moderate, ranking above 44% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 44% of the US · lower than 74% of California |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Indirect 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 | ALAMEDA COUNTY WATER DISTRICT serves 344,000 people · EPA ID CA0110001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Nov 2025 |
| Lead | Under 1 ppb (2022–2024) 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 610 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Tekify Fiber & Wireless Fixed Wireless | 650 / 150 |
| Sail Internet Fixed Wireless | 500 / 100 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: GeoLinks, T-Mobile.
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