Contra Costa County property record for 2149 Mount Diablo St, Apt 3, Concord, CA 94520
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,760 sqft · built 1971 |
| Lot Size | 0.1 acres (4,375 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $732,000 (Nov 2024) |
| Tax Bill | $9,985 (2025) |
| Deeds & Mortgages | Jun 2022 Transfer Jun 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 112-131-018-7 |
| Primary APN | 112-131-018-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,760 sqft Living Area |
| 1st Floor Area | 880 sqft |
| 2nd Floor Area | 880 sqft |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Duplex Single |
| Lot Area | 4,375 sqft (0.1 acres) |
| Garage Type | Attached |
| Garage Area | 342 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 2149 MOUNT DIABLO ST, 3 |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94520-2321 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R6 |
| Legal Description | TN OF TODOS SANTOS POR LTS 11 & 12 BLK A |
| Legal Subdivision | TOWN TODOS SANTO |
| Legal Block | A |
| Legal Lot Number | 11,12 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| 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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 3939 BROOKSIDE DR, PITTSBURG, CA 94565-5916 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Date | Document |
|---|---|
| Jun 29, 2022 | Intrafamily Transfer, Transfer |
| Jun 24, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 12, 2024 · Amount on Record |
| Deed Sale | Nov 12, 2024 · Amount on Record |
| Deed Document Number | 2024121684 |
| Prior Transfer Date | Sep 30, 1999 |
| Prior Transfer Doc | 0000270799 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 29, 2022 |
| Property Address | 2149 MOUNT DIABLO ST APT 3, 3, CONCORD, CA 94520-2321 |
| Document Number | 0000106279 |
| Map Reference | MB A PG 3 |
| Instrument Date | Jun 29, 2022 |
| Instrument | 2022-106279 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 1419 INDIAN LN, CONCORD, CA 94521-2902 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 24, 2022 |
| Property Address | 2149 MOUNT DIABLO ST APT 3, 3, CONCORD, CA 94520-2321 |
| Document Number | 0000104483 |
| Map Reference | MB A PG 3 |
| Instrument Date | Jun 9, 2022 |
| Instrument | 2022-104483 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 1419 INDIAN LN, CONCORD, CA 94521-2902 |
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 | $746,334 (+2%) Land $484,500 Building $261,834 | |
| 2025 | $9,985.00 (-7.12%) | $731,700 (-10.33%) Land $475,000 Building $256,700 |
| 2023 | $10,750.00 (+1.55%) | $816,000 Land $612,000 Building $204,000 |
| 2022 | $10,586.00 |
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 344 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
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