Alameda County property record for 6183 Mount Rushmore Cir, Castro Valley, CA 94552
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,875 sqft · built 1988 |
| Lot Size | 0.099 acres (4,300 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $1,065,000 (Jul 2021) |
| Tax Bill | $14,122 (2025) |
| Deeds & Mortgages | Jul 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 85A-6407-103 |
| Primary APN | 85A-6407-103 |
|---|---|
| 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 |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Tile |
| Lot Area | 4,300 sqft (0.099 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 6183 MOUNT RUSHMORE CIR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94552-1911 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | PD |
| Legal Description | LOT: 00030 BLK: TR: 5339 |
| Legal Tract | 5339 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 430101 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 6183 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA 94552-1911 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 21, 2021 · Amount on Record |
| Deed Sale | Jul 21, 2021 · Amount on Record |
| Deed Document Number | 2021253942 |
| Prior Transfer Date | Jun 2, 1999 |
| Prior Transfer Doc | 0000239770 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jul 21, 2021 |
| Property Address | 6183 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA 94552-1911 |
| Document Number | 0000253942 |
| Map Reference | MB 160 PG 90-95 |
| Instrument Date | Jul 16, 2021 |
| Instrument | 2021253942 |
| Transaction Type | Transfer |
| Record Updated | Aug 5, 2021 |
| Title Company | NORTH AMERICAN TITLE CO INC |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,171.50 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 6183 MOUNT RUSHMORE CIR, CASTRO VALLEY, CA 94552-1911 |
| Document Number | 0000253943 |
|---|---|
| Date | Jul 21, 2021 |
| Instrument | 2021253943 |
| Name | ALAMEDA MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 1, 2051 |
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 | $1,145,777 (+1.38%) Land $345,833 Building $806,944 | ||
| 2025 | $14,122.00 (+3.78%) Homeowner's exemption | $1,130,177 (+4.04%) Land $339,053 Building $791,124 | |
| 2023 | $13,607.00 Homeowner's exemption | $1,086,300 Land $325,890 Building $760,410 | $1,119,150 |
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
| 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.
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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