Alameda County property record for 3526 Helen Dr, Pleasanton, CA 94588
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,658 sqft · built 1988 |
| Lot Size | 0.103 acres (4,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $497,000 (Dec 2002) |
| Tax Bill | $8,431 (2025) |
| Deeds & Mortgages | Mar 2020 Loan Modification Mar 2020 Loan Modification + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 946-4573-19 |
| Primary APN | 946-4573-19 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,658 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 4,500 sqft (0.103 acres) |
| Street Address | 3526 HELEN DR |
|---|---|
| City | PLEASANTON |
| State | CA |
| Zip | 94588-2623 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00029 BLK: TR: 5578 |
| Legal Tract | 5578 |
| Legal Lot Number | 29 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 3 |
| Census Block | 3022 |
| Census Tract | 450745 |
3526 Helen Dr is owned and occupied by two individuals who acquired it in May 2012.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3526 HELEN DR, PLEASANTON, CA 94588-2623 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 |
|---|---|
| Mar 5, 2020 | Loan Modification, Mortgage · Conventional Mortgage TCF NAT'L BK |
| Mar 5, 2020 | Loan Modification, Mortgage NOT AVAILABLE |
| May 7, 2018 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 20, 2002 · Amount on File |
| Deed Sale | Dec 20, 2002 · Amount on File |
| Deed Document Number | 2002598600 |
| Last Transfer Date | May 17, 2012 |
| Transfer Doc | 0000173795 |
| Record Updated | Oct 29, 2026 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 3526 HELEN DR, PLEASANTON, CA 94588-2623 |
| Document Number | 0000076997 |
| Instrument Date | Mar 5, 2020 |
| Transaction Type | Mortgage |
| Record Updated | May 28, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 3526 HELEN DR PLEASANTON CA 945882623, PLEASANTON, CA 94588-2623 |
| Document Number | 0000076997 |
|---|---|
| Date | Apr 8, 2020 |
| Instrument | 76997 |
| Name | TCF NAT'L BK |
|---|---|
| Type | Bank |
| Address | PLYMOUTH, MN 55441 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 3526 HELEN DR, PLEASANTON, CA 94588-2623 |
| Document Number | 0000076996 |
| Instrument Date | Mar 5, 2020 |
| Transaction Type | Mortgage |
| Record Updated | May 28, 2020 |
| Title Company | NOT AVAILABLE |
| Name | Verified Name |
|---|---|
| Address | 3526 HELEN DR PLEASANTON CA 945882623, PLEASANTON, CA 94588-2623 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 3526 HELEN DR, PLEASANTON, CA 94588-2623 |
| Document Number | 0000105494 |
| Instrument Date | May 7, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jun 14, 2018 |
| Title Company | WFG LENDER SERVICES |
| Name | Verified Name |
|---|---|
| Address | 3526 HELEN DR PLEASANTON CA 945882623, PLEASANTON, CA 94588-2623 |
| Document Number | 0000105494 |
|---|---|
| Date | May 29, 2018 |
| Instrument | 105494 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | TAMPA, FL 33634 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 3526 Helen Dr was $8,431 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 | $727,000 (+1.03%) Land $220,244 Building $513,756 | ||
| 2025 | $8,431.00 Homeowner's exemption | $719,609 Land $215,926 Building $503,683 | |
| 2023 | $8,166.00 Homeowner's exemption | $691,674 Land $207,544 Building $484,130 | $1,098,990 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3526 Helen Dr in Zone X, an area of minimal 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 minimal risk |
|---|---|
| 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 3526 Helen Dr 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 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 791 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures