Contra Costa County property record for 3607 Blythe Dr, Antioch, CA 94509 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,370 sqft · built 1978 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $340,000 (Feb 2016) |
| Tax Bill | $5,075 (2025) |
| Deeds & Mortgages | Aug 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 072-142-002-4 |
| Primary APN | 072-142-002-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,370 sqft Living Area |
| 1st Floor Area | 1,370 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Traditional |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 6,000 sqft (0.138 acres) |
| Garage Type | Attached |
| Garage Area | 462 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 3607 BLYTHE DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5913 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T04921 L0110 B |
| Legal Subdivision | SUBDIVISION 4921 |
| Legal Tract | 04921 |
| Legal Lot Number | 110 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 307101 |
Source: Contra Costa County records · APN 072-142-002-4
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 | Individual Name on File |
|---|---|
| Mailing Address | 3607 BLYTHE DR, ANTIOCH, CA 94509-5913 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 18, 2016 · Amount on Record |
| Deed Sale | Feb 18, 2016 · Amount on Record |
| Prior Sale | Nov 06, 2015 · Amount on Record |
| Deed Document Number | 201627594 |
| Prior Transfer Date | Apr 07, 1998 |
| Prior Transfer Doc | 0000163194 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3607 BLYTHE DR, ANTIOCH, CA 94509-5913 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 3607 BLYTHE DR, ANTIOCH, CA 94509-5913 |
| Document Number | 0000215012 |
|---|---|
| Date | Aug 02, 2021 |
| Instrument | 2021-215012 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Jul 01, 2051 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Unified School District | Antioch Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $410,533 (+2%) Land $120,744 Building $289,789 | |
| 2025 | $5,075.00 (+5.22%) | $402,484 (+4.04%) Land $118,377 Building $284,107 |
| 2023 | $4,823.00 (+1.58%) | $386,857 Land $113,781 Building $273,076 |
| 2022 | $4,748.00 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Moderate above 54% of the US · above 32% of California |
|---|---|
| Wildfire Likelihood | About 1 in 758 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 163 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | DSL | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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