Contra Costa County property record for 4857 Boxer Blvd, Concord, CA 94521
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,284 sqft · built 1961 |
| Lot Size | 0.177 acres (7,700 sqft) |
| Owner | Company Name on File |
| Last Sale | $470,500 (Jun 2020) |
| Tax Bill | $1,812 (2025) |
| Deeds & Mortgages | Feb 2024 Transfer Sep 2022 Line of Credit + 5 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 133-181-009-1 |
| Primary APN | 133-181-009-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,284 sqft Living Area |
| 1st Floor Area | 1,284 sqft |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1961 |
| Lot Area | 7,700 sqft (0.177 acres) |
| Garage Type | Attached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 4857 BOXER BLVD |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-3603 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R7 |
| Legal Description | TRACT 2916 LOT 8 |
| Legal Subdivision | 2916 BEVERLY GLEN |
| Legal Tract | 2916 |
| Legal Lot Number | 8 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 334007 |
Source: Contra Costa County assessment roll, 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 | Company Name on File |
|---|---|
| Mailing Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Feb 13, 2024 | Intrafamily Transfer, Transfer |
| Sep 9, 2022 | Deed of Trust, Mortgage · Line of Credit UNCLE CU |
| Jun 19, 2020 | Quit Claim Deed, Transfer PLACER TITLE COMPANY, PLACER TITLE CO. |
| Jun 19, 2020 | Grant Deed, Transfer · Conventional Mortgage NFM CNSLTS |
| Oct 30, 2019 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Sep 23, 2019 | Deed of Trust, Mortgage · Conventional Mortgage AMERICAN HERITAGE LNDG |
| Jul 17, 2019 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 19, 2020 · Amount on Record |
| Deed Sale | Jun 19, 2020 · Amount on Record |
| Deed Document Number | 2020119745 |
| Last Transfer Date | Feb 13, 2024 |
| Transfer Doc | 0000013935 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 13, 2024 |
| Property Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Number | 0000013935 |
| Map Reference | MB 83 PG 36 |
| Instrument Date | Feb 13, 2024 |
| Instrument | 2024-013935 |
| Transaction Type | Transfer |
| Record Updated | Feb 21, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | PLACER TITLE |
| Name | Verified Name |
|---|---|
| Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Number | 0000137962 |
|---|---|
| Date | Sep 9, 2022 |
| Instrument | 2022-137962 |
| Name | UNCLE CU |
|---|---|
| Type | Credit Union |
| Address | LIVERMORE, CA 94551 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Sep 8, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 19, 2020 |
| Property Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Number | 0000119744 |
| Instrument Date | Jun 16, 2020 |
| Instrument | 119744 |
| Transaction Type | Transfer |
| Record Updated | Jun 26, 2020 |
| Title Company | PLACER TITLE COMPANY, PLACER TITLE CO. |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 4857 BOXER BLVD CONCORD CA 945213603, CONCORD, CA 94521-3603 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 19, 2020 |
| Property Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Number | 0000119745 |
| Instrument Date | Jun 15, 2020 |
| Instrument | 119745 |
| Transaction Type | Transfer |
| Record Updated | Jun 26, 2020 |
| Title Company | PLACER TITLE COMPANY, PLACER TITLE CO. |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $518.00 |
| Amount Accuracy | Full Value |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 4857 BOXER BLVD CONCORD CA 945213603, CONCORD, CA 94521-3603 |
| Document Number | 119746 |
|---|---|
| Date | Jun 19, 2020 |
| Instrument | 119746 |
| Name | NFM CNSLTS |
|---|---|
| Address | LINTHICUM, MD 21090 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jun 18, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 30, 2019 |
| Property Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Number | 0000192004 |
| Instrument Date | Oct 24, 2019 |
| Instrument | 192004 |
| Transaction Type | Transfer |
| Record Updated | Nov 8, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 4883 THIESSEN CT CONCORD CA 945212200, CONCORD, CA 94521-2200 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Number | 0000159257 |
| Instrument Date | Sep 23, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Oct 15, 2019 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NAT'L TITLE ORANGE CN |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4883 THIESSEN CT CONCORD CA 945212200, CONCORD, CA 94521-2200 |
| Document Number | 0000159257 |
|---|---|
| Date | Sep 25, 2019 |
| Instrument | 159257 |
| Name | AMERICAN HERITAGE LNDG |
|---|---|
| Address | COSTA MESA, CA 92627 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 17, 2019 |
| Property Address | 4857 BOXER BLVD, CONCORD, CA 94521-3603 |
| Document Number | 0000110466 |
| Instrument Date | Jul 9, 2019 |
| Instrument | 110466 |
| Transaction Type | Transfer |
| Record Updated | Jul 24, 2019 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4857 BOXER BLVD CONCORD CA 945213603, CONCORD, CA 94521-3603 |
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 | $81,046 (+2%) Land $27,164 Building $53,882 | |
| 2025 | $1,812.00 (+7.47%) Homeowner's exemption | $79,458 (+4.04%) Land $26,632 Building $52,826 |
| 2023 | $1,686.00 (+3.18%) Homeowner's exemption | $76,375 Land $25,599 Building $50,776 |
| 2022 | $1,634.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 |
| Radiate Holdings Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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