Contra Costa County property record for 10 Mount Rainier Ct, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,919 sqft · built 1971 |
| Lot Size | 0.241 acres (10,500 sqft) |
| Owner | Trust Name on File |
| Last Sale | $762,000 (Jul 2019) |
| Tax Bill | $11,973 (2025) |
| Deeds & Mortgages | Jan 2026 Line of Credit Apr 2020 Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-142-016-3 |
| Primary APN | 119-142-016-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 1,919 sqft Living Area |
| 1st Floor Area | 1,919 sqft |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1985 |
| Lot Area | 10,500 sqft (0.241 acres) |
| Garage Type | Attached |
| Garage Area | 523 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 10 MT RAINIER CT |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1510 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P-1 |
| Legal Description | T04011 L0026 B EX 1/2 MR |
| Legal Subdivision | SUBDIVISION 4011 |
| Legal Tract | 04011 |
| Legal Lot Number | 26 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4005 |
| Census Tract | 355306 |
10 Mount Rainier Ct is held in a trust since June 2022.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Owner Type | Company |
| Vesting | 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 |
|---|---|
| Jan 15, 2026 | Deed of Trust, Mortgage · Line of Credit QUORUM FEDERAL CU |
| Apr 28, 2020 | Deed of Trust, Mortgage · Conventional Mortgage SUMMIT FUNDING INC |
| Jun 13, 2022 | Intrafamily Transfer, Transfer |
| Jul 30, 2019 | Grant Deed, Transfer · Conventional Mortgage SUMMIT FUNDING INC |
| Jun 9, 2017 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 30, 2019 · Amount on File |
| Deed Sale | Jul 30, 2019 · Amount on File |
| Prior Sale | Nov 16, 2016 · Amount on File |
| Deed Document Number | 2019118842 |
| Last Transfer Date | Jun 13, 2022 |
| Transfer Doc | 0000097955 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Transaction Type | Mortgage |
| Record Updated | Jan 27, 2026 |
| Name | Verified Name |
|---|---|
| Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Document Number | 0000004496 |
|---|---|
| Date | Jan 15, 2026 |
| Instrument | 2026- 004496 |
| Name | QUORUM FEDERAL CU |
|---|---|
| Type | Credit Union |
| Address | 2500 WESTCHESTER AVE STE 113, PURCHASE, NY 10577 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Feb 1, 2056 |
| Change Frequency | Monthly |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000079148 |
|---|---|
| Date | Apr 28, 2020 |
| Instrument | 2020-079148 |
| Name | SUMMIT FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Address | SACRAMENTO, CA 95815 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2050 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 13, 2022 |
| Property Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Document Number | 0000097955 |
| Map Reference | MB 134 PG 6 |
| Instrument Date | Jun 13, 2022 |
| Instrument | 2022-097955 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 30, 2019 |
| Property Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Document Number | 0000118842 |
| Map Reference | MB 134 PG 6 |
| Instrument Date | Jul 18, 2019 |
| Instrument | 2019-118842 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| 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 | Joint Tenants |
| Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Document Number | 0000118843 |
|---|---|
| Date | Jul 30, 2019 |
| Instrument | 2019-118843 |
| Name | SUMMIT FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Aug 1, 2049 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 9, 2017 |
| Property Address | 10 MT RAINIER CT, CLAYTON, CA 94517-1510 |
| Document Number | 0000103011 |
| Instrument Date | Dec 12, 2016 |
| Instrument | 103011 |
| Transaction Type | Transfer |
| Record Updated | Jun 26, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 3 WEATHERLY DR CLAYTON CA 945171720, CLAYTON, CA 94517-1720 |
The 2025 property tax bill for 10 Mount Rainier Ct was $11,973.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Clayton City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $981,649 (+2%) Land $557,756 Building $423,893 | |
| 2025 | $11,973.00 | $962,402 Land $546,820 Building $415,582 |
| 2023 | $11,476.00 (+1.24%) | $925,034 Land $525,588 Building $399,446 |
| 2022 | $11,335.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 10 Mount Rainier Ct in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 10 Mount Rainier Ct is moderate, ranking above 56% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 56% of the US · lower than 66% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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 420 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 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures