Contra Costa County property record for 645 Sweet Ct, Lafayette, CA 94549
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,632 sqft · built 2015 |
| Lot Size | 0.41 acres (17,850 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $310,000 (Apr 1998) |
| Tax Bill | $11,195 (2025) |
| Deeds & Mortgages | Dec 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 236-041-006-8 |
| Primary APN | 236-041-006-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,632 sqft Living Area |
| 1st Floor Area | 2,632 sqft |
| Year Built | Built 2015 |
|---|---|
| Effective Year Built | Effective 2015 |
| Lot Area | 17,850 sqft (0.41 acres) |
| Garage Type | Attached |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 645 SWEET CT |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549-5304 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ST MARYS ESTATES LOT 218 |
| Legal Subdivision | ST MARYS ESTATES |
| Legal Lot Number | 218 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 351200 |
645 Sweet Ct is owned and occupied by two individuals who bought it in April 1998.
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 File |
|---|---|
| Mailing Address | PO BOX 6425, MORAGA, CA 94570-6425 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 3, 1998 · Amount on File |
| Deed Sale | Apr 3, 1998 · Amount on File |
| Deed Document Number | 199871760 |
| Prior Transfer Date | Mar 31, 1998 |
| Prior Transfer Doc | 0000071759 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 645 SWEET CT, LAFAYETTE, CA 94549-5304 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | PO BOX 6425, MORAGA, CA 94570-6425 |
| Document Number | 0000327963 |
|---|---|
| Date | Dec 29, 2020 |
| Instrument | 2020-327963 |
| Name | PROVIDENT CU |
|---|---|
| Type | Credit Union |
| Address | REDWOOD CITY, CA 94065 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Jan 1, 2036 |
The 2025 property tax bill for 645 Sweet Ct was $11,195 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Lafayette City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Lafayette Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $857,717 (+2%) Land $366,445 Building $491,272 | |
| 2025 | $11,195.00 Homeowner's exemption | $840,900 Land $359,260 Building $481,640 |
| 2023 | $10,799.00 (+1.58%) Homeowner's exemption | $808,249 Land $345,310 Building $462,939 |
| 2022 | $10,631.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 645 Sweet Ct in Zone X, an area of minimal flood risk.
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 |
| Nearby Flood Policies | 2 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.
Wildfire risk around 645 Sweet Ct is moderate, ranking above 63% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 63% of the US · lower than 61% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 252 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, Unwired.
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