Contra Costa County property record for 178 Castleton Ct, San Ramon, CA 94583 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,534 sqft · built 1979 |
| Lot Size | 0.177 acres (7,700 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $597,000 (May 2004) |
| Tax Bill | $10,261 (2025) |
| Deeds & Mortgages | Feb 2026 Line of Credit Oct 2023 Line of Credit + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 209-561-004 |
| Primary APN | 209-561-004 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,534 sqft Living Area |
| 1st Floor Area | 1,534 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 7,700 sqft (0.177 acres) |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 178 CASTLETON CT |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-1843 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T05360 L0019 B EX MR |
| Legal Subdivision | SUBDIVISION 5360 |
| Legal Tract | 05360 |
| Legal Lot Number | 19 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 345116 |
Source: Contra Costa County records · APN 209-561-004
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 | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Feb 02, 2026 | Deed of Trust, Mortgage · Line of Credit FINANCIAL PARTNERS CU |
| Oct 13, 2023 | Deed of Trust, Mortgage · Line of Credit FINANCIAL PARTNERS CU |
| Dec 12, 2023 | Intrafamily Transfer, Transfer |
| Oct 26, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Jan 31, 2022 | Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 13, 2004 · Amount on Record |
| Deed Sale | May 13, 2004 · Amount on Record |
| Deed Document Number | 2004178734 |
| Last Transfer Date | Dec 17, 2022 |
| Transfer Doc | 0000131413 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Transaction Type | Mortgage |
| Record Updated | Feb 11, 2026 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN |
| Name | Verified Name |
|---|---|
| Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Document Number | 0000010199 |
|---|---|
| Date | Feb 02, 2026 |
| Instrument | 2026- 010199 |
| Name | FINANCIAL PARTNERS CU |
|---|---|
| Type | Credit Union |
| Address | 7800 IMPERIAL HWY, DOWNEY, CA 90242 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Feb 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Transaction Type | Mortgage |
| Record Updated | Oct 24, 2023 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Document Number | 0000100586 |
|---|---|
| Date | Oct 13, 2023 |
| Instrument | 2023-100586 |
| Name | FINANCIAL PARTNERS CU |
|---|---|
| Type | Credit Union |
| Address | DOWNEY, CA 90242 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Oct 12, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 12, 2023 |
| Property Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Document Number | 0000131413 |
| Map Reference | MB 219 PG 3 |
| Instrument Date | Dec 17, 2022 |
| Instrument | 2023-131413 |
| Transaction Type | Transfer |
| Record Updated | Dec 20, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | FIDELITY TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Document Number | 0000249887 |
|---|---|
| Date | Oct 26, 2020 |
| Instrument | 2020-249887 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 01, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Name | Verified Name |
|---|---|
| Address | 178 CASTLETON CT, SAN RAMON, CA 94583-1843 |
| Document Number | 0000018493 |
|---|---|
| Date | Jan 31, 2022 |
| Instrument | 2022-018493 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2052 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $865,766 (+2%) Land $543,829 Building $321,937 | |
| 2025 | $10,261.00 (+3.81%) | $848,791 (+4.04%) Land $533,166 Building $315,625 |
| 2023 | $9,884.00 (+0.75%) | $815,833 Land $512,463 Building $303,370 |
| 2022 | $9,810.00 |
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 | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| 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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