Contra Costa County property record for 5511 Roundtree Dr, Apt A, Concord, CA 94521 · Last verified July 2026
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 2 ba · 1,130 sqft · built 1971 |
| Lot Size | 0.038 acres (1,634 sqft) |
| Owner | Individual Name on File |
| Last Sale | $448,000 (Dec 2024) |
| Tax Bill | $5,936 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 120-261-042-2 |
| Primary APN | 120-261-042-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,130 sqft Living Area |
| 1st Floor Area | 1,130 sqft |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Townhouse |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 1,634 sqft (0.038 acres) |
| Lot Dimensions | 39 ft deep x 46 ft wide |
| Garage Type | Carport |
| Garage Area | 200 sqft |
| Carport | Carport |
| Carport Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 5511 ROUNDTREE DR, A |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-3939 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | TRACT 3931 LOT 10 BLK 25 |
| Legal Subdivision | ROUNDTREE |
| Legal Tract | 3931 |
| Legal Block | 25 |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 355310 |
Source: Contra Costa County records · APN 120-261-042-2
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 | Individual Name on File |
|---|---|
| Mailing Address | 5511 ROUNDTREE DR, A, CONCORD, CA 94521-3939 |
| Owner Type | Individual |
| Vesting | Single Woman |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 05, 2024 · Amount on Record |
| Deed Sale | Dec 05, 2024 · Amount on Record |
| Prior Sale | Sep 19, 2008 · Amount on Record |
| Deed Document Number | 2024130625 |
| Prior Transfer Date | Aug 01, 2005 |
| Prior Transfer Doc | 0000292358 |
| Record Updated | Sep 20, 2026 |
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 | $425,000 (-5.13%) Land $256,000 Building $169,000 | |
| 2025 | $5,936.00 (+63.62%) | $448,000 (+72.36%) Land $270,000 Building $178,000 |
| 2023 | $3,628.00 (+2%) Homeowner's exemption | $259,915 Land $92,825 Building $167,090 |
| 2022 | $3,557.00 |
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 | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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 588 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 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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