Contra Costa County property record for 5103 Black Oak Rd, Concord, CA 94521
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,878 sqft · built 1960 |
| Lot Size | 0.161 acres (7,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $465,000 (Jan 2014) |
| Tax Bill | $7,302 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage May 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 133-142-007-3 |
| Primary APN | 133-142-007-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,878 sqft Living Area |
| Gross Area | 2,238 sqft |
| 1st Floor Area | 1,878 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 7,000 sqft (0.161 acres) |
| Lot Dimensions | 100 ft deep x 70 ft wide |
| Garage Type | Attached |
| Garage Area | 360 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Floor/Wall Furnace |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 5103 BLACK OAK RD |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-4516 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R7 |
| Legal Description | TRACT 2733 LOT 53 EX MR |
| Legal Subdivision | HILLBROOK MANOR |
| Legal Tract | 2733 |
| Legal Lot Number | 53 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 334008 |
5103 Black Oak Rd is owned and occupied by two individuals who bought it in January 2014.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5103 BLACK OAK RD, CONCORD, CA 94521-4516 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Mar 3, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| May 12, 2020 | Deed of Trust, Mortgage · Conventional Mortgage GOODMORTGAGE.COM |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 14, 2014 · Amount on File |
| Deed Sale | Jan 14, 2014 · Amount on File |
| Prior Sale | Nov 2, 2010 · Amount on File |
| Deed Document Number | 20145990 |
| Prior Transfer Date | Oct 21, 2002 |
| Prior Transfer Doc | 0000005229 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5103 BLACK OAK RD, CONCORD, CA 94521-4516 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | AMROCK TITLE CALIFORNIA |
| Name | Verified Name |
|---|---|
| Address | 5103 BLACK OAK RD, CONCORD, CA 94521-4516 |
| Document Number | 0000065231 |
|---|---|
| Date | Mar 3, 2021 |
| Instrument | 2021-065231 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5103 BLACK OAK RD, CONCORD, CA 94521-4516 |
| Document Number | 0000126670 |
| Instrument Date | May 12, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Jul 10, 2020 |
| Title Company | PACIFIC COAST TITLE COMPANY, PACIFIC COAST TITLE CO. |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 5103 BLACK OAK RD CONCORD CA 945214516, CONCORD, CA 94521-4516 |
| Document Number | 0000126670 |
|---|---|
| Date | Jun 29, 2020 |
| Instrument | 126670 |
| Name | GOODMORTGAGE.COM |
|---|---|
| Type | Mortgage Company |
| Address | PLANO, TX 75024 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 28, 2050 |
The 2025 property tax bill for 5103 Black Oak Rd was $7,302.
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 | $581,414 (+2%) Land $337,595 Building $243,819 | |
| 2025 | $7,302.00 | $570,015 Land $330,976 Building $239,039 |
| 2023 | $6,977.00 (+1.38%) | $547,882 Land $318,125 Building $229,757 |
| 2022 | $6,882.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 5103 Black Oak Rd in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
| Flood Insurance Cost | Premium on File 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.
Wildfire risk around 5103 Black Oak Rd is moderate, ranking above 50% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 50% of the US · lower than 70% of California |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | None beyond 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 550 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 Fixed Wireless · DSL | 100 / 20 |
May also be available: Verizon.
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