Contra Costa County property record for 1 Via Oneg, Lafayette, CA 94549 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 6 Beds |
| Bathrooms | 4.5 Baths |
| Year Built | Built 1985 |
| Square Footage | 4,929 sqft Living Area |
| Lot Size | 2.8 acres |
| Occupancy | Owner Occupied |
| Last Sale | $431,500 (2004) |
| Tax Bill | $9,579.00 (2025) |
| Primary APN | 244-111-024 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 13 Rooms |
| Building Area | 4,929 sqft Living Area |
| 1st Floor | 4,584 sqft 1st Floor |
| Basement Area | 345 sqft Basement |
| Stories | 1 Stories |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1985 |
| Lot Area | 122,403 sqft |
| Parking Spaces | 3 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 787 sqft Garage |
| Street Address | 1 VIA ONEG |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549-2923 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | PCL MAP 42 PG 21 PCL A |
| Legal Tract | 42PM21 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 2 |
| Census Block | 2002 |
| Census Tract | 348000 |
Source: Contra Costa County records · APN 244-111-024
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 | PO BOX 599, LAFAYETTE, CA 94549-0599 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jan 16, 2004 · Amount on Record |
| Deed Sale | Jan 16, 2004 · Amount on Record |
| Deed Doc Number | 200417341 |
| Prior Transfer Date | Apr 22, 1994 |
| Prior Transfer Doc | 0000154354 |
| Record Refreshed | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Lafayette City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Lafayette 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 | $703,492 (+2%) Land $135,468 Building $568,024 | |
| 2025 | $9,579.00 (+3.71%) Homeowner's exemption | $689,699 (+4.04%) Land $132,812 Building $556,887 |
| 2023 | $9,236.00 (+1.58%) Homeowner's exemption | $662,918 Land $127,655 Building $535,263 |
| 2022 | $9,092.00 |
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 | Moderate above 47% of the US · above 28% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,149 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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