Contra Costa County property record for 5457 Roundtree Pl, Apt B, Concord, CA 94521 · Last verified July 2026
| Property Type | Townhouse |
|---|---|
| Details | 2 bd · 1.5 ba · 973 sqft · built 1971 |
| Lot Size | 0.016 acres (702 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $65,000 (May 1999) |
| Tax Bill | $2,116 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 120-400-003-6 |
| Primary APN | 120-400-003-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 973 sqft Living Area |
| 1st Floor Area | 492 sqft |
| 2nd Floor Area | 481 sqft |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Townhouse |
| Lot Area | 702 sqft (0.016 acres) |
| Garage Type | Attached |
| Garage Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 5457 ROUNDTREE PL, B |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-3963 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | TRACT 3929 LOT 3 BLK 11 |
| Legal Subdivision | ROUND TREE UNIT TWO |
| Legal Tract | 3929 |
| Legal Block | 11 |
| Legal Lot Number | 3 |
| 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 120-400-003-6
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 Company Names on File |
|---|---|
| Mailing Address | 1140 SILVERHILL CT, LAFAYETTE, CA 94549-1735 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 19, 1999 · Amount on Record |
| Deed Sale | May 19, 1999 · Amount on Record |
| Deed Document Number | 1999133902 |
| Last Transfer Date | Apr 26, 2010 |
| Transfer Doc | 0000123234 |
| 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 | $103,913 (+2%) Land $31,966 Building $71,947 | |
| 2025 | $2,116.00 (+6.81%) | $101,877 (+4.04%) Land $31,340 Building $70,537 |
| 2023 | $1,981.00 (+2.8%) | $97,923 Land $30,124 Building $67,799 |
| 2022 | $1,927.00 |
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.
5G and 4G LTE
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