Contra Costa County property record for 600 Allagash Ct, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,068 sqft · built 2012 |
| Lot Size | 0.251 acres (10,944 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $465,000 (Dec 2016) |
| Tax Bill | $10,542 (2025) |
| Deeds & Mortgages | Mar 2024 Second Mortgage Mar 2021 Mortgage |
| Flood Zone | Zone X (reduced by levee) |
| APN | 032-480-024-2 |
| Primary APN | 032-480-024-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,068 sqft Living Area |
| 1st Floor Area | 2,068 sqft |
| Year Built | Built 2012 |
|---|---|
| Effective Year Built | Effective 2013 |
| Architectural Style | Cluster |
| Lot Area | 10,944 sqft (0.251 acres) |
| Garage Type | Attached |
| Garage Area | 580 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 600 ALLAGASH CT |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-3544 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8955 L132 |
| Legal Subdivision | SUBDIVISION 8955 |
| Legal Tract | 8955 |
| Legal Lot Number | 132 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3025 |
| Census Tract | 301000 |
600 Allagash Ct is owned and occupied by two individuals who bought it in December 2016.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 600 ALLAGASH CT, OAKLEY, CA 94561-3544 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 18, 2024 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage DISCOVER BANK |
| Mar 2, 2021 | Deed of Trust, Mortgage · Conventional Mortgage BETTER MORTGAGE CORPORATION |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 30, 2016 · Amount on File |
| Deed Sale | Dec 30, 2016 · Amount on File |
| Prior Sale | Feb 12, 2013 · Amount on File |
| Deed Document Number | 2016283383 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 600 ALLAGASH CT, OAKLEY, CA 94561-3544 |
| Transaction Type | Mortgage |
| Record Updated | Mar 27, 2024 |
| Title Company | ACCURATE GROUP |
| Name | Verified Name |
|---|---|
| Address | 600 ALLAGASH CT, OAKLEY, CA 94561-3544 |
| Document Number | 0000024734 |
|---|---|
| Date | Mar 18, 2024 |
| Instrument | 2024-024734 |
| Name | DISCOVER BANK |
|---|---|
| Type | Bank |
| Address | GREENWOOD, DE 19950 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 13, 2054 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 600 ALLAGASH CT, OAKLEY, CA 94561-3544 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 600 ALLAGASH CT, OAKLEY, CA 94561-3544 |
| Document Number | 0000062797 |
|---|---|
| Date | Mar 2, 2021 |
| Instrument | 2021-062797 |
| Name | BETTER MORTGAGE CORPORATION |
|---|---|
| Type | Mortgage Company |
| Address | NEW YORK, NY 10271 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 1, 2051 |
The 2025 property tax bill for 600 Allagash Ct was $10,542 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Oakley City |
| Secondary School District | Liberty Union High School District (09 - 12) |
| Elementary School District | Oakley Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $550,457 (+2%) Land $112,457 Building $438,000 | |
| 2025 | $10,542.00 Homeowner's exemption | $539,664 Land $110,252 Building $429,412 |
| 2023 | $10,086.00 (+2.63%) Homeowner's exemption | $518,711 Land $105,972 Building $412,739 |
| 2022 | $9,828.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 600 Allagash Ct in Zone X, where a levee reduces flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 24 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 24 in force |
| Nearby Flood Claims | 16 (1978–2017) |
| Most Recent Claim | Jan 2017 · Severe Winter Storms, Flooding, And Mudslides |
| Claims by Event |
|
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 600 Allagash Ct is high, ranking above 72% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 72% of the US · above 47% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Direct burnable vegetation |
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 | DIABLO WATER DISTRICT serves 47,158 people · EPA ID CA0710007 |
|---|---|
| Water Source | Purchased surface water from RANDALL-BOLD WATER TREATMENT PLANT |
| Last State Inspection | Jan 2024 |
| Also Mapped Here | CONTRA COSTA WATER DISTRICT |
| Lead | 2 ppb (2020–2022) 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 272 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
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