Alameda County property record for 4749 Mason St, Pleasanton, CA 94588
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,579 sqft · built 1975 |
| Lot Size | 0.142 acres (6,200 sqft) |
| Owner | Trust Name on File |
| Last Sale | $374,000 (Mar 2000) |
| Tax Bill | $6,737 (2025) |
| Deeds & Mortgages | May 2021 Line of Credit Feb 2021 Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 941-1305-46 |
| Primary APN | 941-1305-46 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,579 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1977 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 6,200 sqft (0.142 acres) |
| Lot Dimensions | 98 ft deep x 63 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4749 MASON ST |
|---|---|
| City | PLEASANTON |
| State | CA |
| Zip | 94588-3843 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00014 BLK: TR: 3311 |
| Legal Subdivision | 3311 VAL VISTA UN 8 |
| Legal Tract | 3311 |
| Legal Lot Number | 14 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 4 |
| Census Block | 4019 |
| Census Tract | 450603 |
4749 Mason St is owner-occupied and held in a trust since October 2010.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4749 MASON ST, PLEASANTON, CA 94588-3843 |
| 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.
| Date | Document |
|---|---|
| May 3, 2021 | Deed of Trust, Mortgage · Line of Credit PATELCO CU |
| Feb 24, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 27, 2000 · Amount on File |
| Deed Sale | Mar 27, 2000 · Amount on File |
| Deed Document Number | 200087515 |
| Last Transfer Date | Oct 8, 2010 |
| Transfer Doc | 0000300799 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4749 MASON ST, PLEASANTON, CA 94588-3843 |
| Transaction Type | Mortgage |
| Record Updated | May 19, 2021 |
| Title Company | SERVICELINK |
| Name | Verified Name |
|---|---|
| Address | 4749 MASON ST, PLEASANTON, CA 94588-3843 |
| Document Number | 0000170651 |
|---|---|
| Date | May 3, 2021 |
| Instrument | 2021170651 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | DUBLIN, CA 94568 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 300 Months |
| Due | May 30, 2046 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 4749 MASON ST, PLEASANTON, CA 94588-3843 |
| Transaction Type | Mortgage |
| Record Updated | Mar 29, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 4749 MASON ST, PLEASANTON, CA 94588-3843 |
| Document Number | 0000079049 |
|---|---|
| Date | Feb 24, 2021 |
| Instrument | 2021079049 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2051 |
The 2025 property tax bill for 4749 Mason St was $6,737 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Pleasanton City |
| Unified School District | Pleasanton Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $579,288 (+0.78%) Land $175,886 Building $410,402 | ||
| 2025 | $6,737.00 Homeowner's exemption | $574,796 Land $172,439 Building $402,357 | |
| 2023 | $6,525.00 Homeowner's exemption | $552,480 Land $165,744 Building $386,736 | $1,275,930 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4749 Mason St in Zone X, an area of moderate flood risk, though there have been 3 flood claims nearby since 1983.
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 7 (15% premium discount) |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 3 (1983–1992) |
| Claims Outside the SFHA | 1 of 3 |
| Most Recent Claim | Aug 1992 · other causes |
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 4749 Mason St is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 PLEASANTON serves 76,689 people · EPA ID CA0110008 |
|---|---|
| Water Source | Purchased surface water from ZONE 7 WATER AGENCY |
| Last State Inspection | May 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 | 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 629 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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