Contra Costa County property record for 5278 Boulder Ct, Concord, CA 94521 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,637 sqft · built 1993 |
| Lot Size | 0.158 acres (6,900 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $450,000 (Jul 2012) |
| Tax Bill | $7,261 (2025) |
| Deeds & Mortgages | Oct 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 117-390-016-6 |
| Primary APN | 117-390-016-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,637 sqft Living Area |
| 1st Floor Area | 1,303 sqft |
| 2nd Floor Area | 1,334 sqft |
| Year Built | Built 1993 |
|---|---|
| Effective Year Built | Effective 1993 |
| Architectural Style | Cluster |
| Lot Area | 6,900 sqft (0.158 acres) |
| Garage Type | Attached |
| Garage Area | 612 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 5278 BOULDER CT |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-1669 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7043 L70 |
| Legal Subdivision | SUBDIVISION 7043 |
| Legal Tract | 7043 |
| Legal Lot Number | 70 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 313204 |
Source: Contra Costa County records · APN 117-390-016-6
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 Individual Names on File |
|---|---|
| Mailing Address | 5278 BOULDER CT, CONCORD, CA 94521-1669 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 20, 2012 · Amount on Record |
| Deed Sale | Jul 20, 2012 · Amount on Record |
| Prior Sale | Jul 26, 2002 · Amount on Record |
| Deed Document Number | 2012173047 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5278 BOULDER CT, CONCORD, CA 94521-1669 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | OLD REPUBLIC TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 5278 BOULDER CT, CONCORD, CA 94521-1669 |
| Document Number | 0000226659 |
|---|---|
| Date | Oct 05, 2020 |
| Instrument | 2020-226659 |
| Name | SIERRA PACIFIC MORTGAGE CO INC |
|---|---|
| Type | Mortgage Company |
| Address | FOLSOM, CA 95630 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Oct 01, 2035 |
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 | $577,775 (+2%) Land $251,207 Building $326,568 | |
| 2025 | $7,261.00 (+4.66%) | $566,447 (+4.04%) Land $246,282 Building $320,165 |
| 2023 | $6,938.00 (+1.39%) | $544,453 Land $236,719 Building $307,734 |
| 2022 | $6,843.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | High above 75% of the US · above 51% of California |
|---|---|
| Wildfire Likelihood | About 1 in 238 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 96 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Radiate Holdings | Cable | 1,500 / 50 |
| Unwired | Fixed Wireless | 300 / 25 |
| Verizon | Fixed Wireless | 300 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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