Contra Costa County property record for 3430 Camino Diablo, Byron, CA 94514
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,296 sqft · built 1977 |
| Lot Size | 0.31 acres (13,503 sqft) |
| Owner | Individual Name on File |
| Last Sale | $380,000 (Oct 2014) |
| Tax Bill | $7,201 (2025) |
| Deeds & Mortgages | Jul 2023 Mortgage Apr 2021 Mortgage + 3 more |
| Flood Zone | Zone X (moderate risk) |
| APN | 002-140-021-3 |
| Primary APN | 002-140-021-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,296 sqft Living Area |
| 1st Floor Area | 1,296 sqft |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Lot Area | 13,503 sqft (0.31 acres) |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 3430 CAMINO DIABLO |
|---|---|
| City | BYRON |
| State | CA |
| Zip | 94514-0075 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | A2 |
| Legal Description | PARCEL MAP 44 PG 46 PCL B |
| Legal Subdivision | THE MAP OF M S 145 75 |
| Legal Tract | 44PM46 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1037 |
| Census Tract | 304002 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Date | Document |
|---|---|
| Jul 5, 2023 | Deed of Trust, Mortgage · FHA Mortgage GUILD MORTGAGE CO |
| Apr 15, 2021 | Deed of Trust, Mortgage · FHA Mortgage GUILD MORTGAGE CO |
| Apr 1, 2021 | Deed of Trust, Mortgage · Commercial Mortgage ACCURATE FIRESTOP INC |
| Feb 16, 2022 | Deed of Trust, Mortgage · FHA Mortgage GUILD MORTGAGE CO |
| Jun 4, 2020 | Deed of Trust, Mortgage · Conventional Mortgage ACCURATE FIRESTOP INC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 30, 2014 · Amount on File |
| Deed Sale | Oct 30, 2014 · Amount on File |
| Prior Sale | Oct 2, 2003 · Amount on File |
| Deed Document Number | 2014187887 |
| Prior Transfer Date | Oct 24, 2014 |
| Prior Transfer Doc | 0000187888 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Transaction Type | Mortgage |
| Record Updated | Jul 13, 2023 |
| Name | Verified Name |
|---|---|
| Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Document Number | 0000063511 |
|---|---|
| Date | Jul 5, 2023 |
| Instrument | 2023-063511 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Address | SAN DIEGO, CA 92186 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 280 Months |
| Due | Nov 1, 2046 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIRST AMERICAN TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Document Number | 0000113176 |
|---|---|
| Date | Apr 15, 2021 |
| Instrument | 2021-113176 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Address | SAN DIEGO, CA 92111 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 307 Months |
| Due | Nov 1, 2046 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Document Number | 0000099118 |
|---|---|
| Date | Apr 1, 2021 |
| Instrument | 2021-099118 |
| Name | ACCURATE FIRESTOP INC |
|---|---|
| Type | Non-Lending Institution |
| Address | BYRON, CA 94514 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Document Number | 0000029465 |
|---|---|
| Date | Feb 16, 2022 |
| Instrument | 2022-029465 |
| Name | GUILD MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Address | SAN DIEGO, CA 92186 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 297 Months |
| Due | Nov 1, 2046 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3430 CAMINO DIABLO, BYRON, CA 94514-0075 |
| Document Number | 0000135302 |
| Instrument Date | Jun 4, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Jul 24, 2020 |
| Title Company | TITLE SERVICE AND LIAISON COMPANIES, SIMPLIFILE LC E-RECORDING |
| Name | Verified Name |
|---|---|
| Address | 3430 CAMINO DIABLO BYRON CA 945140075, BYRON, CA 94514-0075 |
| Document Number | 0000135302 |
|---|---|
| Date | Jul 8, 2020 |
| Instrument | 135302 |
| Name | ACCURATE FIRESTOP INC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
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 | $465,824 (+2%) Land $96,348 Building $369,476 | |
| 2025 | $7,201.00 (+47.86%) | $456,691 (+4.04%) Land $94,459 Building $362,232 |
| 2023 | $4,870.00 (-29.31%) | $438,959 Land $90,792 Building $348,167 |
| 2022 | $6,889.00 |
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 82% of the US · above 61% of California |
|---|---|
| Wildfire Likelihood | 0.7% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 114 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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