Contra Costa County property record for 204 Park St, Concord, CA 94520
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.5 ba · 1,614 sqft · built 1966 |
| Lot Size | 0.2 acres (8,712 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $4,216 (2025) |
| Deeds & Mortgages | Dec 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 100-304-008-4 |
| Primary APN | 100-304-008-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,614 sqft Living Area |
| Gross Area | 2,266 sqft |
| 1st Floor Area | 1,614 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1966 |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 8,712 sqft (0.2 acres) |
| Garage Type | Attached |
| Garage Area | 652 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 204 PARK ST |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94520-1120 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10 |
| Legal Description | POR RO MONTE DEL DIABLO |
| Legal Subdivision | GWIN RANCH |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1046 |
| Census Tract | 315000 |
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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 204 PARK ST, CONCORD, CA 94520-1120 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Sep 3, 2020 |
| Transfer Doc | 0000307486 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 9, 2020 |
| Property Address | 204 PARK ST, CONCORD, CA 94520-1120 |
| Document Number | 0000307486 |
| Instrument Date | Sep 3, 2020 |
| Instrument | 307486 |
| Transaction Type | Transfer |
| Record Updated | Dec 17, 2020 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 204 PARK ST CONCORD CA 945201120, CONCORD, CA 94520-1120 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $310,049 (+2%) Land $114,828 Building $195,221 | |
| 2025 | $4,216.00 (+4.49%) Homeowner's exemption | $303,971 (+4.04%) Land $112,577 Building $191,394 |
| 2023 | $4,035.00 (+0.88%) Homeowner's exemption | $292,169 Land $108,206 Building $183,963 |
| 2022 | $4,000.00 |
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 |
| Flood Insurance Cost | Premium on Record median of 10 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 1 (1993) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 1993 · Severe Winter Storm, Mud & Land Slides, & 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 | Moderate above 46% of the US · lower than 72% of California |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Indirect within 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 191 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Astound Broadband Cable | 1,500 / 50 |
| Xfinity Cable | 1,200 / 35 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: T-Mobile.
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