Contra Costa County property record for 5360 Emerald Ct, Discovery Bay, CA 94505
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,455 sqft · built 1987 |
| Lot Size | 0.167 acres (7,260 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $8,643 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 008-261-005-6 |
| Primary APN | 008-261-005-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,455 sqft Living Area |
| 1st Floor Area | 1,464 sqft |
| 2nd Floor Area | 991 sqft |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Lot Area | 7,260 sqft (0.167 acres) |
| View / Lot | Lake |
| Garage Type | Attached |
| Garage Area | 571 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 5360 EMERALD CT |
|---|---|
| City | DISCOVERY BAY |
| State | CA |
| Zip | 94505-9288 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | T6560 L16 EX 3/4 MR |
| Legal Subdivision | SUBDIVISION 6560 |
| Legal Tract | 6560 |
| Legal Lot Number | 16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 304003 |
5360 Emerald Ct is owned and occupied by two individuals who acquired it in August 2025.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5360 EMERALD CT, DISCOVERY BAY, CA 94505-9288 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 1, 2025 |
| Deed Sale | Aug 1, 2025 |
| Prior Sale | Nov 23, 2016 · Amount on File |
| Deed Document Number | 202577708 |
| Prior Transfer Date | Jul 28, 2025 |
| Prior Transfer Doc | 0000077708 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 5360 Emerald Ct was $8,643.
Source: Contra Costa County assessment roll, as of July 14, 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $639,243 (+2%) Land $198,875 Building $440,368 | |
| 2025 | $8,643.00 | $626,710 Land $194,976 Building $431,734 |
| 2023 | $8,093.00 (+1.56%) | $602,375 Land $187,405 Building $414,970 |
| 2022 | $7,969.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 5360 Emerald Ct in Zone X, where a levee reduces flood risk, though there have been 1 flood claim nearby since 1982.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 1 (1982) |
| Most Recent Claim | Jan 1982 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 5360 Emerald Ct is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | TOWN OF DISCOVERY BAY serves 16,790 people · EPA ID CA0710009 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2023 |
| 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.
Source: FCC Broadband Data Collection, based on 310 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL in parts of the area | 100 / 20 |
May also be available: Matrix Broadband.
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