Contra Costa County property record for 345 Clarkin Ct, Walnut Creek, CA 94596 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 3,537 sqft · built 1989 |
| Lot Size | 0.46 acres (20,037 sqft) |
| Owner | Company Name on File |
| Tax Bill | $11,910 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 180-321-037-4 |
| Primary APN | 180-321-037-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 3,537 sqft Living Area |
| 1st Floor Area | 1,813 sqft |
| 2nd Floor Area | 1,724 sqft |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 2000 |
| Lot Area | 20,037 sqft (0.46 acres) |
| Garage Type | Attached |
| Garage Area | 656 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 345 CLARKIN CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94596-6165 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7074 L12 |
| Legal Tract | 7074 |
| Legal Lot Number | 12 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 343003 |
Source: Contra Costa County records · APN 180-321-037-4
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 345 CLARKIN CT, WALNUT CREEK, CA 94596-6165 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | May 15, 2001 |
| Transfer Doc | 0000102446 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,038,470 (+2%) Land $281,483 Building $756,987 | |
| 2025 | $11,910.00 (+0.63%) Homeowner's exemption | $1,018,109 (+4.04%) Land $275,964 Building $742,145 |
| 2023 | $11,835.00 (+2.24%) Homeowner's exemption | $978,577 Land $265,249 Building $713,328 |
| 2022 | $11,576.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133430031, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Flood Insurance Cost | Premium on Record median of 25 individual NFIP policies nearby |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 25 in force |
| Nearby Flood Claims | 6 (1982–2015) |
| Claims Outside the SFHA | 1 of 6 |
| Most Recent Claim | Feb 2015, rainfall accumulation |
| Wildfire Risk | Moderate above 67% of the US · above 41% of California |
|---|---|
| Wildfire Likelihood | About 1 in 424 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 238 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Sonic Telecom | Fiber | 10,000 / 10,000 |
| Xfinity | Cable | 2,000 / 250 |
| Radiate Holdings | Cable | 1,500 / 50 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Etheric Communications, LLC., AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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