Alameda County property record for 6112 Mount Rushmore Cir, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2.5 ba · 1,563 sqft · built 1988 |
| Lot Size | 0.062 acres (2,700 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $669,000 (Jun 2020) |
| Tax Bill | $9,502 (2025) |
| Deeds & Mortgages | Jun 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6407-78 |
| Primary APN | 85A-6407-78 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,563 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 2,700 sqft (0.062 acres) |
| Street Address | 6112 MOUNT RUSHMORE CIR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1909 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00076 BLK: TR: 5339 |
| Legal Subdivision | TRACT 5339 |
| Legal Tract | 5339 |
| Legal Lot Number | 76 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 430101 |
6112 Mount Rushmore Cir is owned and occupied by two individuals who bought it in June 2020.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 6112 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA 94552-1909 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Jun 16, 2020 · Amount on File |
| Deed Sale | Jun 16, 2020 · Amount on File |
| Prior Sale | Apr 29, 2015 · Amount on File |
| Deed Document Number | 2020138485 |
| Prior Transfer Date | Apr 6, 2015 |
| Prior Transfer Doc | 0000112041 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 16, 2020 |
| Property Address | 6112 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA 94552-1909 |
| Document Number | 0000138485 |
| Map Reference | MB 160 PG 90-95 |
| Instrument Date | May 21, 2020 |
| Instrument | 2020138485 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 6112 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA 94552-1909 |
| Document Number | 0000138486 |
|---|---|
| Date | Jun 16, 2020 |
| Instrument | 2020138486 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2050 |
The 2025 property tax bill for 6112 Mount Rushmore Cir was $9,502, up 2.3% from the year before.
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 | $746,268 (+2%) Land $223,880 Building $522,388 | ||
| 2025 | $9,502.00 (+2.27%) | $731,637 Land $219,491 Building $512,146 | |
| 2024 | $9,291.00 (+1.62%) | ||
| 2023 | $9,143.00 | $703,231 Land $210,969 Building $492,262 | $761,310 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6112 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 6112 Mount Rushmore Cir 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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