Alameda County property record for 4232 Casterson Ct, Pleasanton, CA 94566
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4 ba · 4,398 sqft · built 1991 |
| Lot Size | 0.851 acres (37,085 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $900,000 (Oct 1999) |
| Tax Bill | $16,321 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 950-3-61 |
| Primary APN | 950-3-61 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 4,398 sqft Living Area |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 37,085 sqft (0.851 acres) |
| Street Address | 4232 CASTERSON CT |
|---|---|
| City | PLEASANTON |
| State | CA |
| Zip | 94566-7536 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00012 BLK: TR: 5875 |
| Legal Tract | 5875 |
| Legal Lot Number | 12 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 450701 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 4232 CASTERSON CT, PLEASANTON, CA 94566-7536 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 1, 1999 · Amount on Record |
| Deed Sale | Oct 1, 1999 · Amount on Record |
| Deed Document Number | 1999373096 |
| Record Updated | Sep 20, 2026 |
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 | $1,415,230 (+1.5%) Land $423,257 Building $998,973 | ||
| 2025 | $16,321.00 (+3.22%) Homeowner's exemption | $1,394,350 (+4.04%) Land $414,960 Building $979,390 | |
| 2023 | $15,812.00 Homeowner's exemption | $1,340,214 Land $398,849 Building $941,365 | $3,081,150 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective May 25, 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 | High above 79% of the US · above 56% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Direct burnable vegetation |
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 228 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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