Contra Costa County property record for 20 Calle Este, Walnut Creek, CA 94597
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,245 sqft · built 1965 |
| Lot Size | 0.253 acres (11,000 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $4,793 (2025) |
| Deeds & Mortgages | Jul 2022 Reverse Mortgage Aug 2020 Reverse Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 148-180-017-3 |
| Primary APN | 148-180-017-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,245 sqft Living Area |
| 1st Floor Area | 2,245 sqft |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1965 |
| Lot Area | 11,000 sqft (0.253 acres) |
| Garage Type | Attached |
| Garage Area | 504 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 20 CALLE ESTE |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-2103 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10 |
| Legal Description | TRACT 3151 LOT 9 |
| Legal Subdivision | SUBDIVISION 3151 |
| Legal Tract | 3151 |
| Legal Lot Number | 9 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 338203 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 20 CALLE ESTE, WALNUT CREEK, CA 94597-2103 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jul 1, 2022 | Deed of Trust, Mortgage · Reverse Mortgage SOUTH RIVER MORTGAGE LLC |
| Aug 7, 2020 | Intrafamily Transfer, Transfer · Reverse Mortgage AMERICAN ADVISORS GROUP |
| Aug 8, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jul 19, 2020 |
| Transfer Doc | 0000165392 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 20 CALLE ESTE, WALNUT CREEK, CA 94597-2103 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 20 CALLE ESTE, WALNUT CREEK, CA 94597-2103 |
| Document Number | 0000107856 |
|---|---|
| Date | Jul 1, 2022 |
| Instrument | 2022-107856 |
| Name | SOUTH RIVER MORTGAGE LLC |
|---|---|
| Type | Reverse Mortgage Lender |
| Address | ANNAPOLIS, MD 21401 |
| Type | Reverse Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 7, 2020 |
| Property Address | 20 CALLE ESTE, WALNUT CREEK, CA 94597-2103 |
| Document Number | 0000165392 |
| Map Reference | MB 95 PG 43 |
| Instrument Date | Jul 19, 2020 |
| Instrument | 2020-165392 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | FNC TITLE SERVICES LLC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 20 CALLE ESTE, WALNUT CREEK, CA 94597-2103 |
| Document Number | 0000165393 |
|---|---|
| Date | Aug 7, 2020 |
| Instrument | 2020-165393 |
| Name | AMERICAN ADVISORS GROUP |
|---|---|
| Type | Mortgage Company |
| Address | ORANGE, CA 92868 |
| Type | Reverse Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 918 Months |
| Due | Feb 23, 2097 |
| Rate Type | Fixed Rate |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 8, 2018 |
| Property Address | 20 CALLE ESTE, WALNUT CREEK, CA 94597-2103 |
| Document Number | 0000126908 |
| Instrument Date | Aug 8, 2018 |
| Instrument | 126908 |
| Transaction Type | Transfer |
| Record Updated | Aug 16, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 20 CALLE ESTE WALNUT CREEK CA 945972103, WALNUT CREEK, CA 94597-2103 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $368,262 (+2%) Land $158,474 Building $209,788 | |
| 2025 | $4,793.00 (+4.42%) Homeowner's exemption | $361,042 (+4.04%) Land $155,367 Building $205,675 |
| 2023 | $4,590.00 (+0.9%) Homeowner's exemption | $347,025 Land $149,335 Building $197,690 |
| 2022 | $4,549.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | 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 368 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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