Contra Costa County property record for 1973 Charmstone Ct, Walnut Creek, CA 94595
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,835 sqft · built 1986 |
| Lot Size | 0.184 acres (8,000 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $600,000 (May 2011) |
| Tax Bill | $9,141 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 186-273-010-6 |
| Primary APN | 186-273-010-6 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 1,835 sqft Living Area |
| 1st Floor Area | 1,835 sqft |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Cluster |
| Lot Area | 8,000 sqft (0.184 acres) |
| Garage Type | Attached |
| Garage Area | 652 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 1973 CHARMSTONE CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94595-2210 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | PD |
| Legal Description | T06230 L0010 B |
| Legal Tract | 06230 |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 334200 |
1973 Charmstone Ct is owner-occupied and held in a trust since May 2011.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1973 CHARMSTONE CT, WALNUT CREEK, CA 94595-2210 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 5, 2011 · Amount on File |
| Deed Sale | May 5, 2011 · Amount on File |
| Prior Sale | Nov 28, 2000 · Amount on File |
| Deed Document Number | 201190622 |
| Prior Transfer Date | Oct 14, 1994 |
| Prior Transfer Doc | 0000255419 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1973 Charmstone Ct was $9,141 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $784,068 (+2%) Land $522,714 Building $261,354 | |
| 2025 | $9,141.00 Homeowner's exemption | $768,695 Land $512,465 Building $256,230 |
| 2023 | $8,781.00 (+2.29%) Homeowner's exemption | $738,847 Land $492,566 Building $246,281 |
| 2022 | $8,584.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1973 Charmstone Ct in Zone X, an area of minimal flood risk, though there have been 57 flood claims nearby since 1982.
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 | 7 in force |
| Nearby Flood Claims | 57 (1982–2005) |
| Claims Outside the SFHA | 3 of 57 |
| Most Recent Claim | Dec 2005 · Severe Storms, Flooding, Mudslides, And Landslides |
| 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.
Wildfire risk around 1973 Charmstone Ct 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 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 396 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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