Contra Costa County property record for 3045 Mayhew Ct, Walnut Creek, CA 94597
| Property Type | Condominium |
|---|---|
| Details | 2 bd · 2.5 ba · 1,240 sqft · built 1980 |
| Lot Size | 0.014 acres (595 sqft) |
| Owner | Individual Name on File |
| Last Sale | $590,000 (Feb 2021) |
| Tax Bill | $7,850 (2025) |
| Deeds & Mortgages | Feb 2021 Transfer Feb 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 148-410-012-6 |
| Primary APN | 148-410-012-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,240 sqft Living Area |
| 1st Floor Area | 610 sqft |
| 2nd Floor Area | 630 sqft |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Condo/Apartment |
| Lot Area | 595 sqft (0.014 acres) |
| Garage Type | Attached |
| Garage Area | 190 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|
| Street Address | 3045 MAYHEW CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-2055 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | M12 |
| Legal Description | T05320 L0001 B U0012 |
| Legal Subdivision | SUBDIVISION 5320 |
| Legal Tract | 05320 |
| Legal Block | U0012 |
| Legal Lot Number | 1 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 324004 |
3045 Mayhew Ct, a condominium, is owned and occupied by an individual who bought it in February 2021.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 3045 MAYHEW CT, WALNUT CREEK, CA 94597-2055 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Feb 25, 2021 | Intrafamily Transfer, Transfer OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Feb 25, 2021 | Grant Deed, Transfer · Conventional Mortgage FIRST REPUBLIC BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 25, 2021 · Amount on File |
| Deed Sale | Feb 25, 2021 · Amount on File |
| Prior Sale | Jun 3, 2016 · Amount on File |
| Deed Document Number | 202157861 |
| Prior Transfer Date | Aug 27, 1997 |
| Prior Transfer Doc | 0000156576 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 25, 2021 |
| Property Address | 3045 MAYHEW CT, WALNUT CREEK, CA 94597-2055 |
| Document Number | 0000057860 |
| Map Reference | MB 232 PG 4 |
| Instrument Date | Feb 18, 2021 |
| Instrument | 2021-057860 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3045 MAYHEW CT, WALNUT CREEK, CA 94597-2055 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 25, 2021 |
| Property Address | 3045 MAYHEW CT, WALNUT CREEK, CA 94597-2055 |
| Document Number | 0000057861 |
| Map Reference | MB 232 PG 4 |
| Instrument Date | Feb 18, 2021 |
| Instrument | 2021-057861 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3045 MAYHEW CT, WALNUT CREEK, CA 94597-2055 |
| Document Number | 0000057862 |
|---|---|
| Date | Feb 25, 2021 |
| Instrument | 2021-057862 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2051 |
The 2025 property tax bill for 3045 Mayhew Ct was $7,850 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $630,000 (-1.35%) Land $373,730 Building $256,270 | |
| 2025 | $7,850.00 Homeowner's exemption | $638,632 Land $378,850 Building $259,782 |
| 2023 | $7,592.00 (+0.36%) Homeowner's exemption | $613,836 Land $364,140 Building $249,696 |
| 2022 | $7,565.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3045 Mayhew Ct in Zone X, an area of minimal flood risk.
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.
The area around 3045 Mayhew Ct has no burnable land within ember reach, so its wildfire risk is not rated.
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 368 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL 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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