Contra Costa County property record for 90 Ridge Crest Ct, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,373 sqft · built 2006 |
| Lot Size | 0.189 acres (8,249 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $590,000 (Aug 2018) |
| Tax Bill | $10,518 (2025) |
| Deeds & Mortgages | Oct 2021 Mortgage Dec 2021 Line of Credit + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-400-009-6 |
| Primary APN | 034-400-009-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,373 sqft Living Area |
| 1st Floor Area | 1,142 sqft |
| 2nd Floor Area | 1,231 sqft |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2007 |
| Lot Area | 8,249 sqft (0.189 acres) |
| Garage Type | Attached |
| Garage Area | 583 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 90 RIDGE CREST CT |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-1551 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7681 L9 |
| Legal Subdivision | SUBDIVISION 7681 |
| Legal Tract | 7681 |
| Legal Lot Number | 9 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 302007 |
90 Ridge Crest Ct is owner-occupied and held in a trust since September 2025.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 90 RIDGE CREST CT, OAKLEY, CA 94561-1551 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Living Trust |
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 |
|---|---|
| Oct 6, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GOLDWATER BANK NA |
| Dec 7, 2021 | Deed of Trust, Mortgage · Line of Credit COASTAL COMMUNITY BANK |
| Aug 8, 2018 | Grant Deed, Transfer · ARM GOLDWATER BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 8, 2018 · Amount on File |
| Deed Sale | Aug 8, 2018 · Amount on File |
| Prior Sale | Feb 14, 2012 · Amount on File |
| Deed Document Number | 2018126533 |
| Last Transfer Date | Sep 3, 2025 |
| Transfer Doc | 0000090270 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 90 RIDGE CREST CT, OAKLEY, CA 94561-1551 |
| Transaction Type | Mortgage |
| Record Updated | Jun 9, 2026 |
| Name | Verified Name |
|---|---|
| Address | 90 RIDGE CREST CT, OAKLEY, CA 94561-1551 |
| Document Number | 0000276256 |
|---|---|
| Date | Oct 6, 2021 |
| Instrument | 2021-276256 |
| Name | GOLDWATER BANK NA |
|---|---|
| Type | Bank |
| Address | PHOENIX, AZ 85016 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 90 RIDGE CREST CT, OAKLEY, CA 94561-1551 |
| Transaction Type | Mortgage |
| Record Updated | Jun 9, 2026 |
| Name | Verified Name |
|---|---|
| Address | 90 RIDGE CREST CT, OAKLEY, CA 94561-1551 |
| Document Number | 0000332387 |
|---|---|
| Date | Dec 7, 2021 |
| Instrument | 2021-332387 |
| Name | COASTAL COMMUNITY BANK |
|---|---|
| Type | Bank |
| Address | BURLINGAME, CA 94010 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 8, 2018 |
| Property Address | 90 RIDGE CREST CT, OAKLEY, CA 94561-1551 |
| Document Number | 0000126533 |
| Map Reference | MB 469 PG 22 |
| Instrument Date | Aug 7, 2018 |
| Instrument | 2018-126533 |
| Transaction Type | Transfer |
| Record Updated | Jul 19, 2022 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 90 RIDGE CREST CT, OAKLEY, CA 94561-1551 |
| Document Number | 0000126534 |
|---|---|
| Date | Aug 8, 2018 |
| Instrument | 2018-126534 |
| Name | GOLDWATER BANK NA |
|---|---|
| Type | Bank |
| Type | ARM |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.87% |
| Type Change Date | Sep 1, 2023 |
| Change Frequency | Annually |
| Min Rate At Change | 3% |
| Max Rate At Change | 6.87% |
| Index | 1-Year LIBOR |
| Margin | 3 |
| Max Rate | 10.8% |
| Document Number | 0000126536 |
|---|---|
| Date | Aug 8, 2018 |
| Instrument | 2018-126536 |
| Name | UNISON AGREEMENT CORP |
|---|---|
| Type | Non-Lending Institution |
| Address | SAN FRANCISCO, CA 94108 |
| Type | Commercial Mortgage |
|---|
The 2025 property tax bill for 90 Ridge Crest Ct was $10,518.
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 | $671,313 (+2%) Land $147,915 Building $523,398 | |
| 2025 | $10,518.00 Homeowner's exemption | $658,151 Land $145,015 Building $513,136 |
| 2023 | $10,159.00 (+1.71%) Homeowner's exemption | $632,596 Land $139,385 Building $493,211 |
| 2022 | $9,988.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 90 Ridge Crest Ct in Zone X, an area of minimal flood risk.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
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 90 Ridge Crest Ct is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 94% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 | 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 338 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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