Alameda County property record for 6046 Mount Rushmore Cir, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,875 sqft · built 1988 |
| Lot Size | 0.122 acres (5,300 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $740,000 (Aug 2005) |
| Tax Bill | $12,718 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6407-70 |
| Primary APN | 85A-6407-70 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,875 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,300 sqft (0.122 acres) |
| Street Address | 6046 MOUNT RUSHMORE CIR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1907 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00055 BLK: TR: 5339 |
| Legal Tract | 5339 |
| Legal Lot Number | 55 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 430101 |
6046 Mount Rushmore Cir is owned and occupied by two individuals who bought it in August 2005.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 6046 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA 94552-1907 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 4, 2005 · Amount on File |
| Deed Sale | Aug 4, 2005 · Amount on File |
| Prior Sale | Apr 13, 2000 · Amount on File |
| Deed Document Number | 2005332124 |
| Prior Transfer Date | Mar 6, 2003 |
| Prior Transfer Doc | 0000325589 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 6046 Mount Rushmore Cir was $12,718 with a homeowner's exemption.
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 | $1,024,397 (+1.31%) Land $309,419 Building $721,978 | ||
| 2025 | $12,718.00 Homeowner's exemption | $1,011,180 Land $303,354 Building $707,826 | |
| 2023 | $12,249.00 Homeowner's exemption | $971,923 Land $291,577 Building $680,346 | $1,004,310 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6046 Mount Rushmore Cir 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 6046 Mount Rushmore Cir is high, ranking above 72% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 72% of the US · above 47% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 | 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 252 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, Unwired.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures