Contra Costa County property record for 1640 Humphrey Dr, Concord, CA 94519
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 870 sqft · built 1947 |
| Lot Size | 0.151 acres (6,570 sqft) |
| Owner | Trust Name on File |
| Last Sale | $254,000 (Apr 2010) |
| Tax Bill | $6,752 (2025) |
| Deeds & Mortgages | Mar 2019 Transfer Aug 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 113-133-004-3 |
| Primary APN | 113-133-004-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 870 sqft Living Area |
| 1st Floor Area | 870 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1965 |
| Lot Area | 6,570 sqft (0.151 acres) |
| Garage Type | Attached |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 1640 HUMPHREY DR |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94519-2811 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R75 |
| Legal Description | PIEDMONTE HEIGHTS 11 |
| Legal Subdivision | PIEDMONTE HEIGHTS |
| Legal Lot Number | 11 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 5 |
| Census Block | 5001 |
| Census Tract | 331000 |
1640 Humphrey Dr is held in a trust since March 2019.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1310 STATE HIGHWAY 193, COOL, CA 95614-9489 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Mar 20, 2019 | Quit Claim Deed, Transfer NOT AVAILABLE |
| Aug 21, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 5, 2010 · Amount on File |
| Deed Sale | Apr 5, 2010 · Amount on File |
| Prior Sale | Sep 24, 2009 · Amount on File |
| Deed Document Number | 201066022 |
| Last Transfer Date | Mar 12, 2019 |
| Transfer Doc | 0000038175 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 20, 2019 |
| Property Address | 1640 HUMPHREY DR, CONCORD, CA 94519-2811 |
| Document Number | 0000038175 |
| Instrument Date | Mar 12, 2019 |
| Instrument | 38175 |
| Transaction Type | Transfer |
| Record Updated | Apr 16, 2019 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 1310 STATE HIGHWAY 193 COOL CA 956149489, COOL, CA 95614-9489 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 21, 2018 |
| Property Address | 1640 HUMPHREY DR, CONCORD, CA 94519-2811 |
| Document Number | 0000133949 |
| Instrument Date | Jun 28, 2017 |
| Instrument | 133949 |
| Transaction Type | Transfer |
| Record Updated | Aug 30, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1310 STATE HIGHWAY 193 COOL CA 956149489, COOL, CA 95614-9489 |
The 2025 property tax bill for 1640 Humphrey Dr was $6,752.
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 | $530,388 (+2%) Land $405,018 Building $125,370 | |
| 2025 | $6,752.00 | $519,989 Land $397,077 Building $122,912 |
| 2023 | $6,448.00 (+1.43%) | $499,799 Land $381,659 Building $118,140 |
| 2022 | $6,357.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1640 Humphrey Dr in Zone X, an area of minimal flood risk.
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 3 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.
The area around 1640 Humphrey Dr has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 632 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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