Contra Costa County property record for 331 Harper Ln, Danville, CA 94526
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,434 sqft · built 1956 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | Company Name on Record |
| Last Sale | $2,436,500 (Mar 2023) |
| Tax Bill | $27,883 (2025) |
| Deeds & Mortgages | Oct 2022 Line of Credit Mar 2023 Sale & Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 201-220-014-9 |
| Primary APN | 201-220-014-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,434 sqft Living Area |
| 1st Floor Area | 2,434 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 2005 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 21,780 sqft (0.5 acres) |
| Garage Type | Attached |
| Garage Area | 430 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 331 HARPER LN |
|---|---|
| City | DANVILLE |
| State | CA |
| Zip | 94526-2326 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-20 |
| Legal Description | POR RO SAN RAMON |
| Legal Subdivision | SAN RAMON RHO |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4017 |
| Census Tract | 345203 |
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 | 331 HARPER LN, DANVILLE, CA 94526-2326 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Oct 24, 2022 | Deed of Trust, Mortgage · Line of Credit PATELCO CU |
| Mar 30, 2023 | Grant Deed, Transfer · Conventional Mortgage BANK-FUND STAFF FCU |
| Oct 12, 2018 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 30, 2023 · Amount on Record |
| Deed Sale | Mar 30, 2023 · Amount on Record |
| Prior Sale | Sep 1, 1995 · Amount on Record |
| Deed Document Number | 202329683 |
| Prior Transfer Date | Oct 2, 2018 |
| Prior Transfer Doc | 0000162631 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 331 HARPER LN, DANVILLE, CA 94526-2326 |
| Transaction Type | Mortgage |
| Record Updated | May 30, 2023 |
| Title Company | E-PLACER TITLE, PLACER TITLE |
| Name | Verified Name |
|---|---|
| Address | 331 HARPER LN, DANVILLE, CA 94526-2326 |
| Document Number | 0000165507 |
|---|---|
| Date | Oct 24, 2022 |
| Instrument | 2022-165507 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | DUBLIN, CA 94568 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 302 Months |
| Due | Nov 30, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6.25% |
| Adjustable | Adjustable Rate Rider |
| Change Frequency | Monthly |
| Min Rate At Change | 3% |
| Index | 1-Year CMT |
| Max Rate | 17% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 30, 2023 |
| Property Address | 331 HARPER LN, DANVILLE, CA 94526-2326 |
| Document Number | 0000029683 |
| Map Reference | MB 519 PG 392 |
| Instrument Date | Mar 27, 2023 |
| Instrument | 2023-029683 |
| Transaction Type | Transfer |
| Record Updated | May 30, 2023 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| 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 |
|---|---|
| Relationship | Living Trust |
| Address | 331 HARPER LN, DANVILLE, CA 94526-2326 |
| Document Number | 0000029684 |
|---|---|
| Date | Mar 30, 2023 |
| Instrument | 2023-029684 |
| Name | BANK-FUND STAFF FCU |
|---|---|
| Type | Credit Union |
| Address | WASHINGTON, DC 20026 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.37% |
| Type Change Date | Apr 1, 2028 |
| Change Frequency | 6 Months |
| Min Rate At Change | 3.37% |
| Max Rate At Change | 7.37% |
| Index | Other |
| Margin | 3 |
| Max Rate | 10.3% |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 12, 2018 |
| Property Address | 331 HARPER LN, DANVILLE, CA 94526-2326 |
| Document Number | 0000162631 |
| Instrument Date | Oct 2, 2018 |
| Instrument | 162631 |
| Transaction Type | Transfer |
| Record Updated | Oct 23, 2018 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 331 HARPER LN DANVILLE CA 945262326, DANVILLE, CA 94526-2326 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Danville Town |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,585,631 (+2%) Land $1,948,907 Building $636,724 | |
| 2025 | $27,883.00 (+238.63%) | $2,534,934 (+248.92%) Land $1,910,694 Building $624,240 |
| 2023 | $8,234.00 (+0.71%) | $726,501 Land $343,292 Building $383,209 |
| 2022 | $8,176.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 | 4 in force |
| Nearby Flood Claims | 2 (1993–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jan 2017 · Severe Winter Storms, Flooding, 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 | Moderate above 51% of the US · lower than 70% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 320 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 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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