Contra Costa County property record for 15735 Byron Hwy, Byron, CA 94514
| Property Type | Recreational Vacant Land |
|---|---|
| Details | 5 bd · 2 ba · 1,485 sqft · built 1900 |
| Lot Size | 5.3 acres (230,868 sqft) |
| Owner | Individual Name on File |
| Last Sale | $412,500 (Dec 2024) |
| Tax Bill | $4,548 (2025) |
| Deeds & Mortgages | Aug 2023 Transfer Dec 2022 Transfer |
| Flood Zone | Zone AE (high risk) |
| APN | 002-160-001 |
| Primary APN | 002-160-001 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Building Area | 1,485 sqft |
| 1st Floor Area | 1,485 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Lot Area | 230,868 sqft |
| Street Address | 15735 BYRON HWY |
|---|---|
| City | BYRON |
| State | CA |
| Zip | 94514 |
| Property Category | Public Works |
| Property Type | Public Works > Recreational Vacant Land |
| Local Zoning Code | A2 |
| Legal Description | POR NW 1/4 SEC 10 T1S R3E |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1038 |
| Census Tract | 304002 |
15735 Byron Hwy, recreational vacant land, is owned by an individual who bought it in December 2024.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 2117 CERRITO CT, PITTSBURG, CA 94565-4622 |
| Owner Type | Individual |
| Vesting | Unmarried Woman |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Aug 29, 2023 | Intrafamily Transfer, Transfer |
| Dec 7, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 5, 2024 · Amount on File |
| Deed Sale | Dec 5, 2024 · Amount on File |
| Deed Document Number | 2024130574 |
| Prior Transfer Date | Aug 23, 2023 |
| Prior Transfer Doc | 0000083168 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 29, 2023 |
| Property Address | 15735 BYRON HWY, BYRON, CA 94514 |
| Document Number | 0000083168 |
| Instrument Date | Aug 23, 2023 |
| Instrument | 2023-083168 |
| Transaction Type | Transfer |
| Record Updated | Sep 8, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1675 GRAND AVE, SAN RAFAEL, CA 94901-2211 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 7, 2022 |
| Property Address | 15735 BYRON HWY, BYRON, CA 94514 |
| Document Number | 0000181677 |
| Instrument Date | Dec 1, 2022 |
| Instrument | 2022-181677 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 746 HORIZON DR, MARTINEZ, CA 94553-5936 |
The 2025 property tax bill for 15735 Byron Hwy was $4,548.
Source: Contra Costa County assessment roll, as of July 14, 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $420,750 (+2%) Land $420,750 | |
| 2025 | $4,548.00 | $412,500 Land $412,500 |
| 2023 | $384.00 (+1.59%) | $32,953 Land $32,953 |
| 2022 | $378.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 15735 Byron Hwy in Zone AE, a high-risk flood area within the regulatory floodway; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | Yes |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File 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 |
|
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.
Wildfire risk around 15735 Byron Hwy is high, ranking above 84% of the US, with a 0.8% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 84% of the US · above 64% of California |
|---|---|
| Wildfire Likelihood | 0.8% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 6 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| AT&T Fixed Wireless | 25 / 3 |
May also be available: T-Mobile, Xfinity.
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