Alameda County property record for 18057 Jaymark Ct, Castro Valley, CA 94546 · Last verified October 2025
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1973 |
| Square Footage | 2,360 sqft Living Area |
| Lot Size | 16,878 sqft (0.387 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $1,525,000 (2021) |
| Tax Bill | $16,504.00 (2025) |
| Primary APN | 84D-1158-18-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 2,360 sqft Living Area |
| Stories | 1 Stories |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1973 |
| Architectural Style | Other Style |
| Construction Type | Wood Construction |
| Lot Area | 16,878 sqft (0.387 acres) |
| Street Address | 18057 JAYMARK CT |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-1207 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Jurisdiction | ALAMEDA CA |
| Minor Civil Division | HAYWARD |
| Census Blockgroup | 1 |
| Census Block | 1004 |
| Census Tract | 430300 |
Source: Alameda County records · APN 84D-1158-18-3
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 18057 JAYMARK CT, CASTRO VALLEY, CA 94546-1207 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Date | Document |
|---|---|
| Oct 26, 2021 | Grant Deed, Transfer · Conventional Mortgage MUFG UNION BANK NA |
| Nov 10, 2020 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 26, 2021 · Amount on Record |
| Deed Sale | Oct 26, 2021 · Amount on Record |
| Prior Sale | Nov 10, 2020 |
| Deed Doc Number | 2021352251 |
| Record Refreshed | Jun 08, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Oct 26, 2021 |
| Property Address | 18057 JAYMARK CT, CASTRO VALLEY, CA 94546-1207 |
| Document Number | 0000352251 |
| Map Reference | MB 24 PG 17 |
| Instrument Date | Oct 08, 2021 |
| Instrument | 2021352251 |
| Transaction Type | Transfer |
| Record Updated | Nov 12, 2021 |
| Title Company | NORTH AMERICAN TITLE CO INC |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,677.50 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property (Marital Community) with Rights of Survivorship |
| Address | 18057 JAYMARK CT, CASTRO VALLEY, CA 94546-1207 |
| Document Number | 0000352252 |
|---|---|
| Date | Oct 26, 2021 |
| Instrument | 2021352252 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.75% |
| Type Change Date | Nov 01, 2031 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 4.75% |
| Index | Other |
| Max Rate | 8.75% |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Nov 10, 2020 |
| Property Address | 18057 JAYMARK CT, CASTRO VALLEY, CA 94546-1207 |
| Document Number | 0000302783 |
| Instrument Date | Aug 28, 2020 |
| Instrument | 302783 |
| Transaction Type | Transfer |
| Record Updated | Jan 27, 2021 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 18057 JAYMARK CT CASTRO VALLEY CA 945461207, CASTRO VALLEY, CA 94546-1207 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $16,504.00 (-14.31%) | $1,325,000 (-14.82%) Land $397,500 Building $927,500 |
| 2023 | $19,260.00 | $1,555,500 Land $466,650 Building $1,088,850 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Low above 32% of the US · above 19% of California |
|---|---|
| Wildfire Likelihood | About 1 in 2,381 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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