Contra Costa County property record for 530 Thistle Cir, Martinez, CA 94553
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 2 ba · 1,136 sqft · built 1977 |
| Lot Size | 0.063 acres (2,736 sqft) |
| Owner | Individual Name on File |
| Last Sale | $285,000 (Nov 2008) |
| Tax Bill | $5,063 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 154-604-014-6 |
| Primary APN | 154-604-014-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,136 sqft Living Area |
| Gross Area | 1,596 sqft |
| 1st Floor Area | 1,136 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 2,736 sqft (0.063 acres) |
| Garage Type | Attached |
| Garage Area | 460 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 530 THISTLE CIR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-5817 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | PUD |
| Legal Description | TRACT 4387 LOT 14 |
| Legal Subdivision | HEATHER HILL UNIT #2 |
| Legal Tract | 4387 |
| Legal Lot Number | 14 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 321102 |
530 Thistle Cir, a townhouse, is owned and occupied by an individual who bought it in November 2008.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 530 THISTLE CIR, MARTINEZ, CA 94553-5817 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Name on Deed |
|---|---|
| Last Sale | Nov 4, 2008 · Amount on File |
| Deed Sale | Nov 4, 2008 · Amount on File |
| Prior Sale | Jul 24, 2008 · Amount on File |
| Deed Document Number | 2008242280 |
| Prior Transfer Date | Oct 29, 2008 |
| Prior Transfer Doc | 0000242279 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 530 Thistle Cir was $5,063.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $374,333 (+2%) Land $216,721 Building $157,612 | |
| 2025 | $5,063.00 | $366,994 Land $212,472 Building $154,522 |
| 2023 | $4,855.00 (+0.85%) | $352,745 Land $204,222 Building $148,523 |
| 2022 | $4,814.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 530 Thistle Cir in Zone X, an area of minimal flood risk, though there have been 2 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 |
| Nearby Flood Claims | 2 (1982–1995) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Jan 1995 · Severe Winter Storms, Flooding, Landslides, Mud Flows |
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 530 Thistle Cir is moderate, ranking above 52% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 52% of the US · lower than 69% 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 | 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 371 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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