Contra Costa County property record for 1848 Willow Pass Rd, Concord, CA 94520
| Property Type | Commercial Office |
|---|---|
| Details | 6,876 sqft · built 1978 |
| Lot Size | 0.43 acres (18,750 sqft) |
| Owner | Company Name on Record |
| Last Sale | $1,609,000 (Aug 2015) |
| Tax Bill | $29,146 (2025) |
| Deeds & Mortgages | Oct 2020 Construction Loan |
| Flood Zone | Zone X (minimal risk) |
| APN | 126-062-002-4 |
| Primary APN | 126-062-002-4 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 6,876 sqft Gross Area |
| 1st Floor Area | 6,876 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1979 |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Tile |
| Lot Area | 18,750 sqft (0.43 acres) |
| Lot Dimensions | 150 ft deep x 125 ft wide |
| View / Lot | Corner |
| Garage Area | 5,500 sqft |
| Street Address | 1848 WILLOW PASS RD |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94520-2591 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Legal Description | MIRA VISTA TERRACE LOTS 34.35 & 36 |
| Legal Subdivision | MIRA VISTA TERRACE |
| Legal Lot Number | 34 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 328000 |
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 | 4090 SIINO AVE, CONCORD, CA 94521-2642 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 31, 2015 · Amount on Record |
| Deed Sale | Aug 31, 2015 · Amount on Record |
| Prior Sale | May 31, 1996 · Amount on Record |
| Deed Document Number | 2015181543 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 1848 WILLOW PASS RD, CONCORD, CA 94520-2591 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIDELITY TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 4090 SIINO AVE, CONCORD, CA 94521-2642 |
| Document Number | 0000242081 |
|---|---|
| Date | Oct 20, 2020 |
| Instrument | 2020-242081 |
| Name | MERCHANTS BANK OF COMMERCE |
|---|---|
| Type | Bank |
| Address | ROSEVILLE, CA 95661 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|
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 | $1,981,549 (+2%) Land $905,601 Building $1,075,948 | |
| 2025 | $29,146.00 (-5.85%) | $1,942,696 (+4.04%) Land $887,845 Building $1,054,851 |
| 2023 | $30,957.00 (+13.59%) | $1,867,261 Land $853,370 Building $1,013,891 |
| 2022 | $27,253.00 |
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 | Not rated no burnable land within 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 292 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: AT&T, T-Mobile, Verizon.
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