Contra Costa County property record for 21 Topper Ct, Lafayette, CA 94549
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,350 sqft · built 1945 |
| Lot Size | 0.37 acres (16,117 sqft) |
| Owner | Company Name on Record |
| Last Sale | $1,372,500 (Nov 2008) |
| Tax Bill | $21,678 (2025) |
| Deeds & Mortgages | Jan 2020 Mortgage Nov 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 234-070-031-5 |
| Primary APN | 234-070-031-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,350 sqft Living Area |
| 1st Floor Area | 1,806 sqft |
| Basement Area | 544 sqft |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1980 |
| Lot Area | 16,117 sqft (0.37 acres) |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 21 TOPPER CT |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549-5118 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 2728 LOT 7 & TR ADJ |
| Legal Subdivision | SUBDIVISION 2728 |
| Legal Tract | 2728 |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 349000 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 21 TOPPER CT, LAFAYETTE, CA 94549-5118 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jan 31, 2020 | Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK |
| Nov 20, 2018 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 13, 2008 · Amount on Record |
| Deed Sale | Nov 13, 2008 · Amount on Record |
| Prior Sale | Jul 20, 2007 · Amount on Record |
| Deed Document Number | 2008248079 |
| Prior Transfer Date | Oct 1, 1993 |
| Prior Transfer Doc | 0000284618 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 21 TOPPER CT, LAFAYETTE, CA 94549-5118 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE CO CONCORD CA |
| Name | Verified Name |
|---|
| Document Number | 0000019893 |
|---|---|
| Date | Jan 31, 2020 |
| Instrument | 2020-019893 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 1, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 20, 2018 |
| Property Address | 21 TOPPER CT, LAFAYETTE, CA 94549-5118 |
| Document Number | 0000187613 |
| Instrument Date | Oct 31, 2018 |
| Instrument | 187613 |
| Transaction Type | Transfer |
| Record Updated | Dec 4, 2018 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 21 TOPPER CT LAFAYETTE CA 945495118, LAFAYETTE, CA 94549-5118 |
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 | $1,811,448 (+2%) Land $1,352,917 Building $458,531 | |
| 2025 | $21,678.00 (+3.44%) Homeowner's exemption | $1,775,931 (+4.04%) Land $1,326,390 Building $449,541 |
| 2023 | $20,957.00 (+%) Homeowner's exemption | $1,706,972 Land $1,274,886 Building $432,086 |
| 2022 | $20,956.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 5 (1982–2023) |
| Claims Outside the SFHA | 1 of 5 |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Direct burnable vegetation |
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 423 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Etheric Networks, Verizon.
5G (outdoors only) and 4G LTE
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