Contra Costa County property record for 5509 Roundtree Dr, 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 (684 sqft) |
| Owner | Company Name on File |
| Last Sale | $85,000 (Dec 1994) |
| Tax Bill | $2,567 (2025) |
| Deeds & Mortgages | Feb 2024 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 120-261-050-5 |
| Primary APN | 120-261-050-5 |
|---|---|
| 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 1972 |
| Architectural Style | Townhouse |
| Lot Area | 684 sqft (0.016 acres) |
| Garage Type | Attached |
| Garage Area | 200 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 5509 ROUNDTREE DR, B |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-3940 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | TRACT 3931 LOT 3 BLK 26 |
| Legal Subdivision | ROUNDTREE |
| Legal Tract | 3931 |
| Legal Block | 26 |
| 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 120-261-050-5
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 | Company Name on File |
|---|---|
| Mailing Address | 527 CANDLEBERRY RD, WALNUT CREEK, CA 94598-2603 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 20, 1994 · Amount on Record |
| Deed Sale | Dec 20, 1994 · Amount on Record |
| Deed Document Number | 1994297928 |
| Last Transfer Date | Feb 23, 2024 |
| Transfer Doc | 0000018837 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 29, 2024 |
| Property Address | 5509 ROUNDTREE DR APT B, B, CONCORD, CA 94521-3940 |
| Document Number | 0000018837 |
| Map Reference | MB 138 PG 23 |
| Instrument Date | Feb 23, 2024 |
| Instrument | 2024-018837 |
| Transaction Type | Transfer |
| Record Updated | Mar 08, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Revocable Trust |
| Address | 527 CANDLEBERRY RD, WALNUT CREEK, CA 94598-2603 |
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 | $145,588 (+2%) Land $61,656 Building $83,932 | |
| 2025 | $2,567.00 (+9.79%) | $142,735 (+4.04%) Land $60,448 Building $82,287 |
| 2023 | $2,338.00 (+2.59%) Homeowner's exemption | $137,194 Land $58,101 Building $79,093 |
| 2022 | $2,279.00 |
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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