Contra Costa County property record for 3121 Byer Rd, Byron, CA 94514
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 838 sqft · built 1900 |
| Lot Size | 0.282 acres (12,300 sqft) |
| Owner | Company Name on File |
| Tax Bill | $300 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 002-010-010-3 |
| Primary APN | 002-010-010-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 838 sqft Living Area |
| 1st Floor Area | 838 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1915 |
| Lot Area | 12,300 sqft (0.282 acres) |
| Garage Type | Attached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3121 BYER RD |
|---|---|
| City | BYRON |
| State | CA |
| Zip | 94514-1503 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A2 |
| Legal Description | POR NW 1/4 SEC 3 T1S R3E |
| Legal Range | 03E |
| Legal Township | 01S |
| Legal Section | 03 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1032 |
| Census Tract | 304002 |
Source: Contra Costa County records · APN 002-010-010-3
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 | Company Name on File |
|---|---|
| Mailing Address | 3121 BYER RD, BYRON, CA 94514-1503 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jan 09, 2015 |
| Transfer Doc | 0000008029 |
| Record Updated | 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 |
| Elementary School District | Byron Union Elementary School District (KG - 08) |
| Secondary School District | Liberty Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $27,302 (+1.99%) Land $9,556 Building $17,746 | |
| 2025 | $300.00 (+4.53%) Homeowner's exemption | $26,768 (+4.03%) Land $9,369 Building $17,399 |
| 2023 | $287.00 (+1.77%) Homeowner's exemption | $25,730 Land $9,006 Building $16,724 |
| 2022 | $282.00 |
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 |
| Flood Insurance Cost | Premium on Record median of 22 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 22 in force |
| Nearby Flood Claims | 7 (1980–2023) |
| Claims Outside the SFHA | 2 of 7 |
| Most Recent Claim | Mar 2023 · rainfall accumulation |
| Claims by Event |
|
| Wildfire Risk | Moderate above 46% of the US · lower than 72% of California |
|---|---|
| Wildfire Likelihood | 0.09% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Unwired Fixed Wireless | 300 / 25 |
Based on FCC filings for 14 locations within half a mile of this property.
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