Contra Costa County property record for 3230 Alta Ln, Lafayette, CA 94549
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,197 sqft · built 1962 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $830,000 (Oct 2000) |
| Tax Bill | $15,743 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 233-140-012-3 |
| Primary APN | 233-140-012-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,197 sqft Living Area |
| 1st Floor Area | 2,197 sqft |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1985 |
| Lot Area | 21,780 sqft (0.5 acres) |
| Garage Type | Attached |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3230 ALTA LN |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549-4701 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | RECORD OF SURVEY 45 LSM 8 PCL A |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1005 |
| 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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 3230 ALTA LN, LAFAYETTE, CA 94549-4701 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 3, 2000 · Amount on Record |
| Deed Sale | Oct 3, 2000 · Amount on Record |
| Prior Sale | Oct 29, 1998 · Amount on Record |
| Deed Document Number | 2000214978 |
| Record Updated | Oct 29, 2026 |
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 | $1,275,678 (+2%) Land $424,199 Building $851,479 | |
| 2025 | $15,743.00 (+3.55%) | $1,250,666 (+4.04%) Land $415,882 Building $834,784 |
| 2023 | $15,203.00 (+1.55%) | $1,202,103 Land $399,734 Building $802,369 |
| 2022 | $14,971.00 |
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 9 (1978–2017) |
| Claims Outside the SFHA | 3 of 9 |
| Most Recent Claim | Jan 2017 · Severe Winter Storms, Flooding, And Mudslides |
| Claims by Event |
|
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 | 0.02% 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 345 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks, Verizon.
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