Alameda County property record for 4640 Jefferson Ct, Pleasanton, CA 94588
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,579 sqft · built 1975 |
| Lot Size | 0.142 acres (6,203 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $4,882 (2025) |
| Deeds & Mortgages | Jul 2020 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 941-1314-4 |
| Primary APN | 941-1314-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,579 sqft Living Area |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1976 |
| Architectural Style | L-Shape |
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 6,203 sqft (0.142 acres) |
| Garage Type | Attached |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4640 JEFFERSON CT |
|---|---|
| City | PLEASANTON |
| State | CA |
| Zip | 94588-3840 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00090 BLK: TR: 3311 |
| Legal Subdivision | 3311 VAL VISTA UN 8 |
| Legal Tract | 3311 |
| Legal Lot Number | 90 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 4 |
| Census Block | 4018 |
| Census Tract | 450603 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 4640 JEFFERSON CT, PLEASANTON, CA 94588-3840 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Aug 23, 1994 |
| Transfer Doc | 0000291242 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jul 29, 2020 |
| Property Address | 4640 JEFFERSON CT, PLEASANTON, CA 94588-3840 |
| Document Number | 0000181044 |
| Instrument Date | Jul 8, 2020 |
| Instrument | 181044 |
| Transaction Type | Transfer |
| Record Updated | Sep 17, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4640 JEFFERSON CT PLEASANTON CA 945883840, PLEASANTON, CA 94588-3840 |
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 | $417,306 (+2%) Land $125,192 Building $292,114 | ||
| 2025 | $4,882.00 (+3.21%) | $409,124 (+4.04%) Land $122,737 Building $286,387 | |
| 2023 | $4,730.00 | $393,238 Land $117,971 Building $275,267 | $1,395,630 |
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 · 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 |
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| 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.
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 | 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 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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