Contra Costa County property record for 20 Treecrest Pl, Walnut Creek, CA 94596
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,201 sqft · built 1973 |
| Lot Size | 0.344 acres (15,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,029,000 (Oct 2009) |
| Tax Bill | $15,584 (2025) |
| Deeds & Mortgages | Nov 2020 Transfer Nov 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 180-050-018-1 |
| Primary APN | 180-050-018-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,201 sqft Living Area |
| Gross Area | 2,713 sqft |
| 1st Floor Area | 2,201 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Ranch |
| Exterior Material | Wood Siding |
| Roof Material | Wood Shingle |
| Lot Area | 15,000 sqft (0.344 acres) |
| Garage Type | Attached |
| Garage Area | 512 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 20 TREECREST PL |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94596-5423 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R15 |
| Legal Description | TRACT 4257 LOT 6 |
| Legal Subdivision | TRACT 4257 |
| Legal Tract | 4257 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4001 |
| Census Tract | 343001 |
Source: Contra Costa County records · APN 180-050-018-1
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 | 20 TREECREST PL, WALNUT CREEK, CA 94596-5423 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Nov 18, 2020 | Intrafamily Transfer, Transfer AMROCK LLC |
| Nov 18, 2020 | Quit Claim Deed, Transfer AMROCK INC |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 23, 2009 · Amount on Record |
| Deed Sale | Oct 23, 2009 · Amount on Record |
| Prior Sale | Apr 23, 2004 · Amount on Record |
| Deed Document Number | 2009253528 |
| Last Transfer Date | Apr 24, 2012 |
| Transfer Doc | 0000117766 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 18, 2020 |
| Property Address | 20 TREECREST PL, WALNUT CREEK, CA 94596-5423 |
| Document Number | 0000278955 |
| Map Reference | MB 156 PG 27&28 |
| Instrument Date | Oct 14, 2020 |
| Instrument | 2020-278955 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | AMROCK LLC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 20 TREECREST PL, 20, WALNUT CREEK, CA 94596-5423 |
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 20 TREECREST PL, WALNUT CREEK, CA 94596-5423 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 18, 2020 |
| Property Address | 20 TREECREST PL, WALNUT CREEK, CA 94596-5423 |
| Document Number | 0000278953 |
| Instrument Date | Oct 14, 2020 |
| Instrument | 278953 |
| Transaction Type | Transfer |
| Record Updated | Dec 01, 2020 |
| Title Company | AMROCK INC |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 20 TREECREST PL WALNUT CREEK CA 945965423, WALNUT CREEK, CA 94596-5423 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,348,231 (+2%) Land $921,644 Building $426,587 | |
| 2025 | $15,584.00 (+3.85%) Homeowner's exemption | $1,321,796 (+4.04%) Land $903,573 Building $418,223 |
| 2023 | $15,006.00 (+2.28%) Homeowner's exemption | $1,270,471 Land $868,487 Building $401,984 |
| 2022 | $14,672.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Communications, LLC..
Based on FCC filings for 304 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.
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