Contra Costa County property record for 1740 1st Ave, Walnut Creek, CA 94597
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,960 sqft · built 1950 |
| Lot Size | 0.441 acres (19,200 sqft) |
| Owner | Company Name on File |
| Last Sale | $265,000 (Dec 1997) |
| Tax Bill | $5,557 (2025) |
| Deeds & Mortgages | Nov 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 171-050-007-3 |
| Primary APN | 171-050-007-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,960 sqft Living Area |
| 1st Floor Area | 1,960 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Ranch |
| Exterior Material | Wood Siding |
| Roof Material | Composition Shingle |
| Lot Area | 19,200 sqft (0.441 acres) |
| Lot Dimensions | 265 ft deep x 80 ft wide |
| Garage Type | Attached |
| Garage Area | 539 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1740 1ST AVE |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-2561 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R110 |
| Legal Description | LARKEY RANCH SUBN #2 POR LOT 25 |
| Legal Subdivision | LARKEY RANCH SUB |
| Legal Lot Number | 25 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 340001 |
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 | Company Name on File |
|---|---|
| Mailing Address | 1417 SPRINGBROOK RD, WALNUT CREEK, CA 94597-3920 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 19, 1997 · Amount on File |
| Deed Sale | Dec 19, 1997 · Amount on File |
| Prior Sale | Apr 22, 1997 · Amount on File |
| Deed Document Number | 1997246937 |
| Prior Transfer Date | Apr 1, 1997 |
| Prior Transfer Doc | 0000065657 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 1740 1ST AVE, WALNUT CREEK, CA 94597-2561 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 1417 SPRINGBROOK RD, WALNUT CREEK, CA 94597-3920 |
| Document Number | 0000267966 |
|---|---|
| Date | Nov 9, 2020 |
| Instrument | 2020-267966 |
| Name | TRI COUNTIES BANK |
|---|---|
| Type | Bank |
| Address | MODESTO, CA 95350 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $431,570 (+2%) Land $278,817 Building $152,753 | |
| 2025 | $5,557.00 (+4.28%) | $423,108 (+4.04%) Land $273,350 Building $149,758 |
| 2023 | $5,329.00 (+0.87%) | $406,681 Land $262,737 Building $143,944 |
| 2022 | $5,283.00 |
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 |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 2 (1980–1998) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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.
Source: FCC Broadband Data Collection, based on 520 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Sonic Telecom.
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