Contra Costa County property record for 4957 Boxer Blvd, Concord, CA 94521
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 2.5 ba · 1,280 sqft · built 1971 |
| Lot Size | 0.042 acres (1,840 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $142,500 (Aug 1999) |
| Tax Bill | $3,326 (2025) |
| Flood Zone | Zone AH (high risk) |
| APN | 133-213-037-4 |
| Primary APN | 133-213-037-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,280 sqft Living Area |
| Gross Area | 1,511 sqft |
| 1st Floor Area | 640 sqft |
| 2nd Floor Area | 640 sqft |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1977 |
| Architectural Style | Townhouse |
| Lot Area | 1,840 sqft (0.042 acres) |
| Garage Type | Attached |
| Garage Area | 231 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 4957 BOXER BLVD |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-3606 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | PUD |
| Legal Description | TRACT 4078 LOT 37 |
| Legal Subdivision | PARK PLAZA |
| Legal Tract | 4078 |
| Legal Lot Number | 37 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 334008 |
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 Individual Names on Record |
|---|---|
| Mailing Address | 4957 BOXER BLVD, CONCORD, CA 94521-3606 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 20, 1999 · Amount on Record |
| Deed Sale | Aug 20, 1999 · Amount on Record |
| Deed Document Number | 1999223631 |
| Prior Transfer Date | Dec 21, 1998 |
| Prior Transfer Doc | 0000321966 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $223,371 (+2%) Land $37,611 Building $185,760 | |
| 2025 | $3,326.00 (+5.82%) Homeowner's exemption | $218,992 (+4.04%) Land $36,874 Building $182,118 |
| 2023 | $3,143.00 (+2.08%) Homeowner's exemption | $210,491 Land $35,443 Building $175,048 |
| 2022 | $3,079.00 |
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 AH high risk · shallow ponding 1–3 ft |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 250.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 18 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 18 in force |
| Nearby Flood Claims | 1 (2024) |
| Most Recent Claim | Nov 2024 · other causes |
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 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.03% 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 472 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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