Contra Costa County property record for 71 Ambrose Ave, Bay Point, CA 94565
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,060 sqft · built 1942 |
| Lot Size | 0.144 acres (6,250 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $400,000 (Jun 2025) |
| Tax Bill | $2,520 (2025) |
| Deeds & Mortgages | Mar 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 093-193-005-1 |
| Primary APN | 093-193-005-1 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 1,060 sqft Living Area |
| 1st Floor Area | 1,060 sqft |
| Year Built | Built 1942 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 6,250 sqft (0.144 acres) |
| Garage Type | Attached |
| Garage Area | 283 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 71 AMBROSE AVE |
|---|---|
| City | BAY POINT |
| State | CA |
| Zip | 94565-3105 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | ENES AMBROSE SUB POR LOT 10 |
| Legal Subdivision | ENES AMBROSE SUB |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 314105 |
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 71 AMBROSE AVE, BAY POINT, CA 94565-3105 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 4, 2025 · Amount on Record |
| Deed Sale | Jun 4, 2025 · Amount on Record |
| Prior Sale | May 19, 2010 · Amount on Record |
| Deed Document Number | 202556267 |
| Prior Transfer Date | Oct 6, 2004 |
| Prior Transfer Doc | 0000466613 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 1, 2022 |
| Property Address | 71 AMBROSE AVE, BAY POINT, CA 94565-3105 |
| Document Number | 0000037407 |
| Map Reference | MB 20 PG 561 |
| Instrument Date | Jan 13, 2022 |
| Instrument | 2022-037407 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 100 LA ENCINAL CT, CLAYTON, CA 94517-1750 |
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 | $408,000 (+174.88%) Land $204,000 Building $204,000 | |
| 2025 | $2,520.00 (+6.37%) | $148,430 (+4.04%) Land $51,627 Building $96,803 |
| 2023 | $2,369.00 (+0.55%) | $142,668 Land $49,623 Building $93,045 |
| 2022 | $2,356.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 | GOLDEN STATE WATER COMPANY - BAY POINT private · serves 23,765 people · EPA ID CA0710002 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jun 2023 |
| Lead | Under 1 ppb (2024–2026) 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 610 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
May also be available: AT&T, Unwired, Verizon.
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