Contra Costa County property record for 3372 Mount Diablo Blvd, Lafayette, CA 94549
| Property Type | Commercial Office |
|---|---|
| Details | 422 sqft · built 1951 |
| Lot Size | 0.247 acres (10,776 sqft) |
| Owner | Company Name on Record |
| Last Sale | $1,000,000 (Jun 2011) |
| Tax Bill | $13,347 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 233-021-014-3 |
| Primary APN | 233-021-014-3 |
|---|---|
| Alternative APN |
|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Building Area | 422 sqft Gross Area |
| 1st Floor Area | 422 sqft |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 2016 |
| Exterior Material | Concrete Block |
| Construction Type | Masonry / Concrete Block |
| Roof Type | Mansard |
| Roof Material | Tar & Gravel |
| Lot Area | 10,776 sqft (0.247 acres) |
| Lot Dimensions | 120 ft deep x 89 ft wide |
| Garage Area | 2,300 sqft |
| Heating System | HVAC |
|---|
| Street Address | 3372 MT DIABLO BLVD |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Legal Description | LAFAYETTE ACRES POR LOTS 13 & 14 |
| Legal Subdivision | LAFAYETTE ACRES |
| Legal Lot Number | 13,14 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 349000 |
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 | 3370 MT DIABLO BLVD, LAFAYETTE, CA 94549-4020 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 29, 2011 · Amount on Record |
| Deed Sale | Jun 29, 2011 · Amount on Record |
| Prior Sale | Feb 17, 2005 · Amount on Record |
| Deed Document Number | 2011127925 |
| Prior Transfer Date | Mar 9, 2009 |
| Prior Transfer Doc | 0000049909 |
| Record Updated | Oct 29, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Lafayette City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Lafayette Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $988,841 (+2%) Land $495,271 Building $493,570 | |
| 2025 | $13,347.00 (-0.32%) | $969,453 (+4.04%) Land $485,560 Building $483,893 |
| 2023 | $13,390.00 (+5.71%) | $931,809 Land $466,706 Building $465,103 |
| 2022 | $12,667.00 |
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 Policies | 9 in force |
| Nearby Flood Claims | 9 (1978–2017) |
| Claims Outside the SFHA | 3 of 9 |
| Most Recent Claim | Jan 2017 · Severe Winter Storms, Flooding, And Mudslides |
| 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 | Moderate above 50% of the US · lower than 70% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 128 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 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: Etheric Networks, T-Mobile, Verizon.
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