Contra Costa County property record for 3546 Keystone Loop, Discovery Bay, CA 94505 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 2004 |
| Square Footage | 2,562 sqft Living Area |
| Lot Size | 7,500 sqft (0.172 acres) |
| Garage | Attached, 495 sqft |
| Last Sale | $420,000 (2004) |
| Tax Bill | $8,651.00 (2025) |
| Primary APN | 011-421-028-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Building Area | 2,562 sqft Living Area |
| 1st Floor | 2,562 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | Cluster Style |
| Lot Area | 7,500 sqft (0.172 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 495 sqft Garage |
| Cooling System | Central Cooling |
|---|
| Street Address | 3546 KEYSTONE LOOP |
|---|---|
| City | DISCOVERY BAY |
| State | CA |
| Zip | 94505-2321 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T8430 L28 |
| Legal Subdivision | LAKESHORE 4 |
| Legal Tract | 8430 |
| Legal Lot Number | 28 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | EAST CONTRA COSTA |
| Census Blockgroup | 3 |
| Census Block | 3003 |
| Census Tract | 304007 |
Source: Contra Costa County records · APN 011-421-028-9
Assessment roll updated July 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 13202 OYSTERCATCHER LN, BOWIE, MD 20720-4766 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Revocable Trust |
| Date | Document |
|---|---|
| Jun 26, 2026 | Affidavit, Transfer |
| Jun 26, 2026 | Deed, Transfer NONE LISTED ON DOCUMENT |
| May 21, 2026 | Deed of Trust, Mortgage · Line of Credit BANK OF AMIERCA NA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 06, 2004 · Amount on Record |
| Deed Sale | May 06, 2004 · Amount on Record |
| Deed Doc Number | 2004168103 |
| Last Transfer Date | Apr 01, 2026 |
| Transfer Doc | 0000067400 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Affidavit |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 26, 2026 |
| Property Address | 3546 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2321 |
| Document Number | 0000067399 |
| Instrument Date | Jun 19, 2026 |
| Instrument | 202667399 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3546 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2321 |
| Document Type | Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 26, 2026 |
| Property Address | 3546 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2321 |
| Document Number | 0000067400 |
| Instrument Date | Apr 01, 2026 |
| Instrument | 202667400 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 13202 OYSTERCATCHER LN, BOWIE, MD 20720-4766 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 21, 2026 |
| Property Address | 3546 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2321 |
| Document Number | 0000053348 |
| Instrument Date | Mar 21, 2026 |
| Instrument | 202653348 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | WFG LENDER SERVICES |
| Name | Verified Name |
|---|---|
| Address | 3546 KEYSTONE LOOP, DISCOVERY BAY, CA 94505-2321 |
| Document Number | 0000053348, |
|---|---|
| Date | May 21, 2026 |
| Instrument | 202653348 |
| Name | BANK OF AMIERCA NA |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Mar 21, 2056 |
| Rate | 6.01% |
|---|---|
| Max Rate | -1% |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Elementary School District | Byron Union Elementary School District (KG - 08) |
| Secondary School District | Liberty Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $608,929 (+2%) Land $159,515 Building $449,414 | |
| 2025 | $8,651.00 (+6.82%) Homeowner's exemption | $596,990 (+4.04%) Land $156,388 Building $440,602 |
| 2023 | $8,099.00 (+1.68%) Homeowner's exemption | $573,810 Land $150,316 Building $423,494 |
| 2022 | $7,965.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 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 | Moderate |
| 500-Year Floodplain | Yes |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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