District of Columbia property record for 1644 31st St NW, Washington, DC 20007
| Property Type | Cultural, Historical (Monuments, Museums) |
|---|---|
| Details | 10 bd · 8 ba · 21,774 sqft · built 1900 |
| Lot Size | 5.22 acres (227,446 sqft) |
| Owner | Company Name on File |
| APN | 1281 0835 |
| Primary APN | 1281 0835 |
|---|
| Bedrooms | 10 Beds |
|---|---|
| Full Baths | 8 Baths |
| Total Rooms | 18 Rooms |
| Units | 3 Units |
| Stories | 2 Stories |
| Building Area | 21,774 sqft Gross Area |
| Basement Area | 3,690 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 2014 |
| Exterior Material | Brick |
| Construction Type | Brick |
| Roof Material | Slate |
| Lot Area | 227,446 sqft (5.22 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Street Address | 1644 31ST ST NW |
|---|---|
| City | WASHINGTON |
| State | DC |
| Zip | 20007-2924 |
| Property Category | Public Works |
| Property Type | Public Works > Cultural, Historical (Monuments, Museums) |
| Local Zoning Code | R-1B/GT |
| Legal Description | SQUARE 1281 LOT 0835 NBHD: GEORGETOWN |
| Legal Subdivision | GEORGETOWN |
| Legal Block | 1281 |
| Legal Lot Number | 0835 |
| Jurisdiction | DISTRICT OF COLUMBIA DC |
| Township / Civil Division | WASHINGTON |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 102 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Georgetown Historic District listed 1967 · 3,340 contributing resources · National Historic Landmark (designated 1967) · NRIS 67000025 |
|---|---|
| Individually Listed | Tudor Place listed 1966 · 1 contributing resources · National Historic Landmark (designated 1960) · NRIS 66000871 |
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
1644 31st St NW, a public works property, 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 | 1644 31ST ST NW, WASHINGTON, DC 20007-2924 |
| 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 | $50,876,730 Land $43,485,400 Building $7,391,330 | $50,876,730 Land $43,485,400 Building $7,391,330 |
| 2023 | Additional exemption filed | $48,948,590 Land $42,632,480 Building $6,316,110 | $48,948,590 Land $42,632,480 Building $6,316,110 |
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 1644 31st St NW; 4 flood insurance policies are in force nearby.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 4 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 1644 31st St NW 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 1,295 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 940 / 880 |
| AT&T Fixed Wireless | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Starry.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures