Contra Costa County property record for 3486 Monroe Ave, Lafayette, CA 94549
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 3.5 ba · 2,414 sqft · built 1941 |
| Lot Size | 0.144 acres (6,250 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,500,000 (Jan 2018) |
| Tax Bill | $19,803 (2025) |
| Deeds & Mortgages | Feb 2022 Mortgage Jan 2018 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 234-021-026-5 |
| Primary APN | 234-021-026-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,414 sqft Living Area |
| 1st Floor Area | 2,414 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Bungalow |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 6,250 sqft (0.144 acres) |
| Lot Dimensions | 125 ft deep x 50 ft wide |
| Heating System | Floor/Wall Furnace |
|---|---|
| Heating Fuel | Gas |
| Sewer | Septic |
| Water Source | Commercial |
| Street Address | 3486 MONROE AVE |
|---|---|
| City | LAFAYETTE |
| State | CA |
| Zip | 94549-4521 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LAFAYETTE HOMESITES LOT 26 BLK 5 |
| Legal Subdivision | LAFAYETTE HOMESITES MAP 01 |
| Legal Block | 5 |
| Legal Lot Number | 26 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 349000 |
3486 Monroe Ave is owned by a company that bought it in January 2018.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 150 ALAMO SPRINGS DR, ALAMO, CA 94507-2065 |
| Owner Type | Company |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Feb 10, 2022 | Deed of Trust, Mortgage MISSION NATIONAL BANK |
| Jan 3, 2018 | Grant Deed, Transfer · Commercial Mortgage PINNACLE BANK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 3, 2018 · Amount on File |
| Deed Sale | Jan 3, 2018 · Amount on File |
| Prior Sale | Mar 17, 2000 · Amount on File |
| Deed Document Number | 2018661 |
| Prior Transfer Date | Nov 2, 1995 |
| Prior Transfer Doc | 0000202912 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3486 MONROE AVE, LAFAYETTE, CA 94549-4521 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 3486 MONROE AVE, LAFAYETTE, CA 94549-4521 |
| Document Number | 0000025964 |
|---|---|
| Date | Feb 10, 2022 |
| Instrument | 2022-025964 |
| Name | MISSION NATIONAL BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94103 |
| Amount | Amount on Record |
|---|
| Rate Type | Adjustable Rate |
|---|
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 3, 2018 |
| Property Address | 3486 MONROE AVE, LAFAYETTE, CA 94549-4521 |
| Document Number | 0000000661 |
| Map Reference | MB 12 PG 266 |
| Instrument Date | Dec 28, 2017 |
| Instrument | 2018-000661 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | STEWART TITLE OF CALIFORNIA |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 765 TRAVISO CIR, LIVERMORE, CA 94550-7159 |
| Document Number | 0000000662 |
|---|---|
| Date | Jan 3, 2018 |
| Instrument | 2018-000662 |
| Name | PINNACLE BANK |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 3486 Monroe Ave was $19,803.
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 | $1,667,565 (+2.49%) Land $1,079,341 Building $588,224 | |
| 2025 | $19,803.00 | $1,627,091 Land $1,058,178 Building $568,913 |
| 2023 | $19,131.00 (+1.54%) | $1,563,911 Land $1,017,089 Building $546,822 |
| 2022 | $18,840.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3486 Monroe Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 500 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.
Wildfire risk around 3486 Monroe Ave is low, with a 0.02% annual chance of wildfire.
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 | 0.02% 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 459 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 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: AT&T, T-Mobile.
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