Contra Costa County property record for 307 Rosemarie Pl, Bay Point, CA 94565
| Property Type | Townhouse |
|---|---|
| Details | 2 bd · 1.5 ba · 1,206 sqft · built 1988 |
| Lot Size | 0.05 acres (2,184 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $505,000 (Aug 2021) |
| Tax Bill | $6,336 (2025) |
| Deeds & Mortgages | Aug 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 098-510-036-1 |
| Primary APN | 098-510-036-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,206 sqft Living Area |
| 1st Floor Area | 703 sqft |
| Basement Area | 503 sqft |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Townhouse |
| Lot Area | 2,184 sqft (0.05 acres) |
| Garage Type | Attached |
| Garage Area | 322 sqft |
| Parking Spaces | 1 Parking Space |
| Heating System | Central |
|---|
| Street Address | 307 ROSEMARIE PL |
|---|---|
| City | BAY POINT |
| State | CA |
| Zip | 94565-6705 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | P1 |
| Legal Description | T6554 L36 |
| Legal Subdivision | SUBDIVISION 6554 |
| Legal Tract | 6554 |
| Legal Lot Number | 36 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 315000 |
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 | 307 ROSEMARIE PL, BAY POINT, CA 94565-6705 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 30, 2021 · Amount on Record |
| Deed Sale | Aug 30, 2021 · Amount on Record |
| Prior Sale | May 20, 2016 · Amount on Record |
| Deed Document Number | 2021242384 |
| Prior Transfer Date | Jun 3, 1995 |
| Prior Transfer Doc | 0000097151 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 30, 2021 |
| Property Address | 307 ROSEMARIE PL, BAY POINT, CA 94565-6705 |
| Document Number | 0000242384 |
| Map Reference | MB 306 PG 1 |
| Instrument Date | Aug 20, 2021 |
| Instrument | 2021-242384 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 307 ROSEMARIE PL, BAY POINT, CA 94565-6705 |
| Document Number | 0000242385 |
|---|---|
| Date | Aug 30, 2021 |
| Instrument | 2021-242385 |
| Name | SUMMIT FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2051 |
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 | $488,000 (-1.41%) Land $289,902 Building $198,098 | |
| 2025 | $6,336.00 (+6.72%) | $495,000 (+6.22%) Land $294,060 Building $200,940 |
| 2023 | $5,937.00 (-7.68%) | $466,000 Land $277,000 Building $189,000 |
| 2022 | $6,431.00 |
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 | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 | 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 431 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: AT&T, Unwired, Verizon.
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