Contra Costa County property record for 4644 Adams Dr, Concord, CA 94521
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,749 sqft · built 1964 |
| Lot Size | 0.202 acres (8,800 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $645,000 (Jul 2020) |
| Tax Bill | $8,716 (2025) |
| Deeds & Mortgages | Jul 2020 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 115-371-010-6 |
| Primary APN | 115-371-010-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,749 sqft Living Area |
| 1st Floor Area | 1,021 sqft |
| 2nd Floor Area | 728 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 8,800 sqft (0.202 acres) |
| Lot Dimensions | 100 ft deep x 80 ft wide |
| Garage Type | Attached |
| Garage Area | 437 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4644 ADAMS DR |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-1336 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R8 |
| Legal Description | TRACT 3156 LOT 118 EX MR |
| Legal Subdivision | BISHOP ESTATES SUB 3156 |
| Legal Tract | 3156 |
| Legal Lot Number | 118 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 333200 |
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 | 4644 ADAMS DR, CONCORD, CA 94521-1336 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 21, 2020 · Amount on Record |
| Deed Sale | Jul 21, 2020 · Amount on Record |
| Deed Document Number | 2020145849 |
| Prior Transfer Date | Apr 1, 2003 |
| Prior Transfer Doc | 0000171578 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 21, 2020 |
| Property Address | 4644 ADAMS DR, CONCORD, CA 94521-1336 |
| Document Number | 0000145849 |
| Map Reference | MB 91 PG 43 |
| Instrument Date | Jul 13, 2020 |
| Instrument | 2020-145849 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | STEWART TITLE OF CA INC |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 4644 ADAMS DR, CONCORD, CA 94521-1336 |
| Document Number | 0000145850 |
|---|---|
| Date | Jul 21, 2020 |
| Instrument | 2020-145850 |
| Name | FAIRWAY INDEPENDENT MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 1, 2050 |
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 | $712,128 (+2%) Land $441,631 Building $270,497 | |
| 2025 | $8,716.00 (+4.51%) | $698,166 (+4.04%) Land $432,972 Building $265,194 |
| 2023 | $8,340.00 (+1.3%) | $671,058 Land $416,160 Building $254,898 |
| 2022 | $8,233.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 62% of the US · lower than 77% of California |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 306 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 |
| AT&T DSL | 100 / 20 |
May also be available: T-Mobile.
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