Contra Costa County property record for 1080 Coco Ln, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 3,493 sqft · built 1999 |
| Lot Size | 0.507 acres (22,084 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,890,000 (Jul 2020) |
| Tax Bill | $23,526 (2025) |
| Deeds & Mortgages | Jul 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 173-060-028-3 |
| Primary APN | 173-060-028-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 3,493 sqft Living Area |
| 1st Floor Area | 3,493 sqft |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 2000 |
| Lot Area | 22,084 sqft (0.507 acres) |
| Garage Type | Attached |
| Garage Area | 815 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 1080 COCO LN |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-1841 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PCL MAP 75 PG 32 POR PCL A |
| Legal Tract | 75PM32 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 338204 |
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 | 1080 COCO LN, WALNUT CREEK, CA 94598-1841 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 29, 2020 · Amount on Record |
| Deed Sale | Jul 29, 2020 · Amount on Record |
| Prior Sale | Feb 5, 1999 · Amount on Record |
| Deed Document Number | 2020155586 |
| Prior Transfer Date | Jul 10, 2008 |
| Prior Transfer Doc | 0000163444 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 29, 2020 |
| Property Address | 1080 COCO LN, WALNUT CREEK, CA 94598-1841 |
| Document Number | 0000155586 |
| Instrument Date | Jul 22, 2020 |
| Instrument | 155586 |
| Transaction Type | Transfer |
| Record Updated | Aug 7, 2020 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $2,079.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 3908 SERENITY HILLS RD VACAVILLE CA 956889027, VACAVILLE, CA 95688-9027 |
| Document Number | 155587 |
|---|---|
| Date | Jul 29, 2020 |
| Instrument | 155587 |
| Name | BYRON ONISKO |
|---|---|
| Address | 593 SEXTON RD, SEBASTOPOL, CA 95472-9158 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Contra Costa County assessment roll, as of July 14, 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,086,709 (+2%) Land $905,344 Building $1,181,365 | |
| 2025 | $23,526.00 (+3.46%) Homeowner's exemption | $2,045,794 (+4.04%) Land $887,593 Building $1,158,201 |
| 2023 | $22,740.00 (+2.31%) | $1,966,356 Land $853,128 Building $1,113,228 |
| 2022 | $22,227.00 |
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 · 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 Claims | 2 (1998–2004) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Feb 2004 · rainfall accumulation |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| 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, 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.
Source: FCC Broadband Data Collection, based on 397 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom, Verizon.
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