Contra Costa County property record for 637 3rd Ave, Crockett, CA 94525
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 1,272 sqft · built 1898 |
| Lot Size | 0.057 acres (2,500 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $4,353 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 354-134-006-7 |
| Primary APN | 354-134-006-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,272 sqft Living Area |
| 1st Floor Area | 636 sqft |
| Basement Area | 636 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1898 |
|---|---|
| Effective Year Built | Effective 1918 |
| Architectural Style | Bungalow |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 2,500 sqft (0.057 acres) |
| Heating System | Gravity Furnace |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 637 3RD AVE |
|---|---|
| City | CROCKETT |
| State | CA |
| Zip | 94525-1116 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | M12 |
| Legal Description | TOWN OF VALONA POR LOTS 5 & 6 BLK C |
| Legal Subdivision | VALONA |
| Legal Block | C |
| Legal Lot Number | 5,6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 357000 |
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 | 637 3RD AVE, CROCKETT, CA 94525-1116 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Oct 3, 2011 |
| Transfer Doc | 0000211703 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | John Swett Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $273,786 (+2%) Land $71,670 Building $202,116 | |
| 2025 | $4,353.00 (+7.64%) Homeowner's exemption | $268,418 (+4.04%) Land $70,265 Building $198,153 |
| 2023 | $4,044.00 (+1.15%) Homeowner's exemption | $257,997 Land $67,538 Building $190,459 |
| 2022 | $3,998.00 |
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 | 0.02% 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 430 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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