Alameda County property record for 6129 Mount Olympus Dr, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,366 sqft · built 1991 |
| Lot Size | 0.223 acres (9,715 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $750,000 (Dec 2008) |
| Tax Bill | $12,265 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage Apr 2021 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6407-4 |
| Primary APN | 85A-6407-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,366 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1991 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Tile |
| Lot Area | 9,715 sqft (0.223 acres) |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 6129 MOUNT OLYMPUS DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1960 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | LOT: 00009 BLK: TR: 5338 |
| Legal Subdivision | PALOMARES HILLS |
| Legal Tract | 5338 |
| Legal Lot Number | 9 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 430101 |
6129 Mount Olympus Dr is owned and occupied by two individuals who bought it in December 2008.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| 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 |
|---|---|
| Dec 16, 2021 | Deed of Trust, Mortgage · Conventional Mortgage FARMERS BANK & TRUST |
| Apr 6, 2021 | Deed of Trust, Mortgage · Conventional Mortgage FARMERS BANK & TRUST |
| Jul 23, 2020 | Deed of Trust, Mortgage · Conventional Mortgage FARMERS BANK & TRUST |
| Oct 26, 2017 | Deed of Trust, Mortgage · Line of Credit JP MORGAN CHASE BK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 31, 2008 · Amount on File |
| Deed Sale | Dec 31, 2008 · Amount on File |
| Prior Sale | Nov 15, 2001 · Amount on File |
| Deed Document Number | 2008363485 |
| Prior Transfer Date | May 11, 2000 |
| Prior Transfer Doc | 0000168602 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| Transaction Type | Mortgage |
| Record Updated | Jul 28, 2022 |
| Title Company | SOLIDIFI TITLE & CLOSING |
| Name | Verified Name |
|---|---|
| Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| Document Number | 0000397989 |
|---|---|
| Date | Dec 16, 2021 |
| Instrument | 2021397989 |
| Name | FARMERS BANK & TRUST |
|---|---|
| Type | Bank |
| Address | GREAT BEND, KS 67530 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2052 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| Transaction Type | Mortgage |
| Record Updated | Apr 28, 2021 |
| Title Company | SOLIDIFI TITLE AND CLOSING, SOLIDIFI TITLE & CLOSING |
| Name | Verified Name |
|---|---|
| Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| Document Number | 0000136724 |
|---|---|
| Date | Apr 6, 2021 |
| Instrument | 2021136724 |
| Name | FARMERS BANK & TRUST |
|---|---|
| Type | Bank |
| Address | GREAT BEND, KS 67530 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Apr 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | SOLIDIFI TITLE & CLOSING |
| Name | Verified Name |
|---|---|
| Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| Document Number | 0000175126 |
|---|---|
| Date | Jul 23, 2020 |
| Instrument | 2020175126 |
| Name | FARMERS BANK & TRUST |
|---|---|
| Type | Bank |
| Address | GREAT BEND, KS 67530 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Aug 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 6129 MOUNT OLYMPUS DR, CASTRO VALLEY, CA 94552-1960 |
| Document Number | 0000251338 |
| Instrument Date | Oct 26, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Aug 29, 2018 |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 6129 MOUNT OLYMPUS DR CASTRO VALLEY CA 945521960, CASTRO VALLEY, CA 94552-1960 |
| Document Number | 0000251338 |
|---|---|
| Date | Nov 14, 2017 |
| Instrument | 251338 |
| Name | JP MORGAN CHASE BK |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Nov 13, 2047 |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 6129 Mount Olympus Dr was $12,265.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $985,064 (+2%) Land $295,519 Building $689,545 | ||
| 2025 | $12,265.00 | $965,751 Land $289,725 Building $676,026 | |
| 2023 | $11,814.00 | $928,260 Land $278,478 Building $649,782 | $1,315,710 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6129 Mount Olympus Dr in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 6129 Mount Olympus Dr is moderate, ranking above 63% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 63% of the US · lower than 61% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 495 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 DSL | 100 / 20 |
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