District of Columbia property record for 1301 Constitution Ave NW, Washington, DC 20004
| Property Type | Office Building |
|---|---|
| Details | 189,343 sqft · built 1932 |
| Lot Size | 1.87 acres (81,826 sqft) |
| Owner | Company Name on Record |
| APN | 0260 0802 |
| Primary APN | 0260 0802 |
|---|
| Stories | 7 Stories |
|---|---|
| Building Area | 189,343 sqft Gross Area |
| Basement Area | 34,802 sqft |
| Year Built | Built 1932 |
|---|---|
| Exterior Material | Stone |
| Construction Type | Steel Frame |
| Lot Area | 81,826 sqft (1.87 acres) |
| Street Address | 1301 CONSTITUTION AVE NW |
|---|---|
| City | WASHINGTON |
| State | DC |
| Zip | 20004 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Office Building |
| Local Zoning Code | UNZONED |
| Legal Description | SQUARE 0260 LOT 0802 NBHD: MALL |
| Legal Subdivision | MALL |
| Legal Block | 0260 |
| Legal Lot Number | 0802 |
| Jurisdiction | DISTRICT OF COLUMBIA DC |
| Township / Civil Division | WASHINGTON |
| Census Block Group | 1 |
| Census Block | 1028 |
| Census Tract | 980000 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Pennsylvania Avenue National Historic Site listed 1966 · 111 contributing resources · NRIS 66000865 |
|---|---|
| Listed Area | Within L'Enfant Plan of the City of Washington, District of Columbia listed 1997 · 137 contributing resources · NRIS 97000332 |
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: District of Columbia records, as of November 10, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Occupancy | Owner Occupied |
| Owner Type | Company |
| 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 | $223,842,790 (+4.97%) Land $201,979,300 Building $21,863,490 | $223,842,790 (+4.97%) Land $201,979,300 Building $21,863,490 |
| 2023 | Additional exemption filed | $213,247,340 Land $198,018,920 Building $15,228,420 | $213,247,340 Land $198,018,920 Building $15,228,420 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 | 3 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.
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 40 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Starry, T-Mobile, Verizon.
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