Contra Costa County property record for 2791 Mayfair Ave, Concord, CA 94520
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,650 sqft · built 1953 |
| Lot Size | 0.147 acres (6,400 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $100,000 (Nov 1995) |
| Tax Bill | $3,123 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 112-055-012-2 |
| Primary APN | 112-055-012-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,650 sqft Living Area |
| 1st Floor Area | 1,146 sqft |
| 2nd Floor Area | 504 sqft |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1957 |
| Lot Area | 6,400 sqft (0.147 acres) |
| Garage Type | Attached |
| Garage Area | 378 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 2791 MAYFAIR AVE |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94520-4735 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R6 |
| Legal Description | CONCORD ESTATES # 14 425 |
| Legal Subdivision | CONCORD ESTATES |
| Legal Lot Number | 425 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 327001 |
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 | 2791 MAYFAIR AVE, CONCORD, CA 94520-4735 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 1, 1995 · Amount on Record |
| Deed Sale | Nov 1, 1995 · Amount on Record |
| Deed Document Number | 1995189910 |
| 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 | $195,115 (+2%) Land $89,594 Building $105,521 | |
| 2025 | $3,123.00 (+5.79%) | $191,290 (+4.04%) Land $87,838 Building $103,452 |
| 2023 | $2,952.00 (+2.11%) | $183,864 Land $84,428 Building $99,436 |
| 2022 | $2,891.00 |
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
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 | 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 611 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| 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 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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