Contra Costa County property record for 4891 Dawson Dr, Oakley, CA 94561
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,409 sqft · built 1982 |
| Lot Size | 0.145 acres (6,305 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $159,500 (Aug 1999) |
| Tax Bill | $3,731 (2025) |
| Deeds & Mortgages | Jan 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 035-453-005-7 |
| Primary APN | 035-453-005-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,409 sqft Living Area |
| 1st Floor Area | 1,409 sqft |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1984 |
| Lot Area | 6,305 sqft (0.145 acres) |
| Garage Type | Attached |
| Garage Area | 508 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 4891 DAWSON DR |
|---|---|
| City | OAKLEY |
| State | CA |
| Zip | 94561-1912 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T06055 L0047 B |
| Legal Tract | 06055 |
| Legal Lot Number | 47 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 302005 |
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 Individual Names on Record |
|---|---|
| Mailing Address | PO BOX 312, OAKLEY, CA 94561-0312 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 13, 1999 · Amount on Record |
| Deed Sale | Aug 13, 1999 · Amount on Record |
| Deed Document Number | 1999217774 |
| Last Transfer Date | Jan 27, 2017 |
| Transfer Doc | 0000017227 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 27, 2017 |
| Property Address | 4891 DAWSON DR, OAKLEY, CA 94561-1912 |
| Document Number | 0000017227 |
| Instrument Date | Jan 27, 2017 |
| Instrument | 17227 |
| Transaction Type | Transfer |
| Record Updated | Feb 3, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 4891 DAWSON DR OAKLEY CA 945611912, OAKLEY, CA 94561-1912 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Oakley City |
| Secondary School District | Liberty Union High School District (09 - 12) |
| Elementary School District | Oakley Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $250,021 (+2%) Land $57,988 Building $192,033 | |
| 2025 | $3,731.00 (+2.78%) | $245,119 (+4.04%) Land $56,851 Building $188,268 |
| 2023 | $3,630.00 (+0.72%) | $235,603 Land $54,645 Building $180,958 |
| 2022 | $3,604.00 |
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 | 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 | DIABLO WATER DISTRICT serves 47,158 people · EPA ID CA0710007 |
|---|---|
| Water Source | Purchased surface water from RANDALL-BOLD WATER TREATMENT PLANT |
| Last State Inspection | Jan 2024 |
| Also Mapped Here | CONTRA COSTA WATER DISTRICT |
| Lead | 2 ppb (2020–2022) 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 656 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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