District of Columbia property record for 421 51st St SE, Washington, DC 20019
| Property Type | Row House |
|---|---|
| Details | 3 bd · 3 ba · 1,632 sqft · built 2008 |
| Lot Size | 0.032 acres (1,430 sqft) |
| Owner | Company Name on File |
| APN | 5318 0171 |
| Primary APN | 5318 0171 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,632 sqft Living Area |
| Basement Area | 794 sqft |
| Flooring | Carpet |
| Year Built | Built 2008 |
|---|---|
| Exterior Material | Aluminum/Vinyl |
| Roof Material | Composition Shingle |
| Lot Area | 1,430 sqft (0.032 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air |
| Street Address | 421 51ST ST SE |
|---|---|
| City | WASHINGTON |
| State | DC |
| Zip | 20019-6111 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Row House |
| Local Zoning Code | RA-1 |
| Legal Description | SQUARE 5318 LOT 0171 NBHD: MARSHALL HEIGHTS |
| Legal Subdivision | MARSHALL HEIGHTS |
| Legal Block | 5318 |
| Legal Lot Number | 0171 |
| Jurisdiction | DISTRICT OF COLUMBIA DC |
| Township / Civil Division | WASHINGTON |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 9904 |
421 51st St SE, a row house, is owned by a company and is owner-occupied.
Source: District of Columbia records, as of November 10, 2025
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1133 N CAPITOL ST NE, WASHINGTON, DC 20002-7549 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
Source: District of Columbia assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| Federal District & City | Washington, District of Columbia |
| Unified School District | District of Columbia Public Schools (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | Additional exemption filed | $448,430 Land $124,670 Building $323,760 | $448,430 Land $124,670 Building $323,760 |
| 2023 | Additional exemption filed | $434,480 Land $120,880 Building $313,600 | $434,480 Land $120,880 Building $313,600 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 421 51st St SE.
Source: FEMA National Flood Hazard Layer
| FEMA Flood Zone | Not on file |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
The area around 421 51st St SE has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | D.C. WATER AND SEWER AUTHORITY serves 632,323 people · EPA ID DC0000002 |
|---|---|
| Water Source | Purchased surface water from WASHINGTON AQUEDUCT DIVISION. |
| Last State Inspection | Dec 2023 |
| Lead | 2 ppb (2026) 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 708 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fiber · Fixed Wireless in parts of the area | 940 / 880 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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