Contra Costa County property record for 4058 Treat Blvd, Concord, CA 94518
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,832 sqft · built 1954 |
| Lot Size | 0.854 acres (37,200 sqft) |
| Owner | Company Name on Record |
| Last Sale | $13,000 (Aug 1995) |
| Tax Bill | $3,735 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 134-032-008-2 |
| Primary APN | 134-032-008-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,832 sqft Living Area |
| 1st Floor Area | 1,832 sqft |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Lot Area | 37,200 sqft (0.854 acres) |
| Street Address | 4058 TREAT BLVD |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94518-1842 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R12 |
| Legal Description | TREAT LANE TR #1 POR LOT 7 |
| Legal Subdivision | TREAT LANE 01 |
| Legal Tract | 1 |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 337300 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 4058 TREAT BLVD, CONCORD, CA 94518-1842 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 24, 1995 · Amount on Record |
| Deed Sale | Aug 24, 1995 · Amount on Record |
| Prior Sale | Aug 24, 1995 · Amount on Record |
| Deed Document Number | 1995140128 |
| Last Transfer Date | Sep 15, 2016 |
| Transfer Doc | 0000191647 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $249,340 (+2%) Land $175,506 Building $73,834 | |
| 2025 | $3,735.00 (+5.45%) | $244,452 (+4.04%) Land $172,065 Building $72,387 |
| 2023 | $3,542.00 (+1.87%) | $234,962 Land $165,385 Building $69,577 |
| 2022 | $3,477.00 |
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 1 (1998) |
| Most Recent Claim | Jan 1998 · rainfall accumulation |
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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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.
Source: FCC Broadband Data Collection, based on 203 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Sonic Telecom.
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