Contra Costa County property record for 3728 Walnut Ave, Concord, CA 94519
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,408 sqft · built 1963 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $183,000 (Jun 1997) |
| Tax Bill | $4,217 (2025) |
| Deeds & Mortgages | Dec 2025 Transfer Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 114-322-020-8 |
| Primary APN | 114-322-020-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,408 sqft Living Area |
| 1st Floor Area | 1,408 sqft |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1964 |
| Lot Area | 10,000 sqft (0.23 acres) |
| Garage Type | Attached |
| Garage Area | 472 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3728 WALNUT AVE |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94519-1948 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R8 |
| Legal Description | RECORD OF SURVEY 29 LSM 48 PCL B |
| Legal Subdivision | R N BURGESS COS MAP 02-B |
| Legal Lot Number | 63,64 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 331000 |
Source: Contra Costa County records · APN 114-322-020-8
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 3728 WALNUT AVE, CONCORD, CA 94519-1948 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Date | Document |
|---|---|
| Dec 30, 2025 | Intrafamily Transfer, Transfer |
| Jan 13, 2021 | Deed of Trust, Mortgage · Conventional Mortgage OAKTREE FUNDING CORP |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 27, 1997 · Amount on Record |
| Deed Sale | Jun 27, 1997 · Amount on Record |
| Deed Document Number | 1997111542 |
| Last Transfer Date | Nov 18, 2025 |
| Transfer Doc | 0000144968 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 30, 2025 |
| Property Address | 3728 WALNUT AVE, CONCORD, CA 94519-1948 |
| Document Number | 0000144968 |
| Map Reference | MB 29 PG 48 |
| Instrument Date | Nov 18, 2025 |
| Instrument | 2025- 144968 |
| Transaction Type | Transfer |
| Record Updated | Jan 12, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3728 WALNUT AVE, CONCORD, CA 94519-1948 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 3728 WALNUT AVE, CONCORD, CA 94519-1948 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 3728 WALNUT AVE, CONCORD, CA 94519-1948 |
| Document Number | 0000011777 |
|---|---|
| Date | Jan 13, 2021 |
| Instrument | 2021-011777 |
| Name | OAKTREE FUNDING CORP |
|---|---|
| Type | Subprime Lender |
| Address | UPLAND, CA 91786 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2051 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $303,981 (+2%) Land $129,566 Building $174,415 | |
| 2025 | $4,217.00 (+5.37%) Homeowner's exemption | $298,022 (+4.04%) Land $127,026 Building $170,996 |
| 2023 | $4,002.00 (+1.81%) Homeowner's exemption | $286,452 Land $122,095 Building $164,357 |
| 2022 | $3,931.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AH, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (1999) |
| Most Recent Claim | Apr 1999 · rainfall accumulation |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
Based on FCC filings for 505 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CONTRA COSTA WATER DISTRICT serves 210,500 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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