11 DUPONT CIR NW
Office (large) · Washington · 20036
At a glance
11 DUPONT CIR NW in Washington, DC is listed on the Washington, DC property roll as “Office (large)”, SSL 01360035. The roll records 171,077 sq ft of building area, a 1974 build year and an assessed value of $44,372,970. 8 active business locations at this address appear in public records.
The building's own benchmarking filing
Energy performance
From the building's own filing under its city's benchmarking ordinance, latest of 2 years on record. An ENERGY STAR score of 75 or above means the building outperforms three quarters of comparable buildings nationally. It is a self-reported figure, verified by the city only to the extent the ordinance requires.
Public record — 8 matched business locations
Tenants & business locations
| Company | Suite / floor | Since | Source | Match |
|---|---|---|---|---|
| 1832-14TH STREET LLC | — | Sep 2026 | DC business licence | folio match · high |
| 1326FOURTEENTHSTNW LLC | — | Sep 2026 | DC business licence | folio match · high |
| Florida A and U LLC | — | Sep 2026 | DC business licence | folio match · high |
| 14TH & "R" STREETS ENTERPRISE LLC | — | Sep 2026 | DC business licence | folio match · high |
| 1782FLAAVENW LLC | 750 | Sep 2026 | DC business licence | folio match · high |
| RISE COMPANIES Corp. | — | Aug 2026 | DC business licence | folio match · high |
| ALL VOTING IS LOCAL | — | Feb 2026 | DC business licence | folio match · high |
| SP Plus Corporationvia SP PLUS CORPORATION | — | Sep 2025 | DC business licence | folio match · high |
Washington, DC assessment roll
Parcel record
| Field | Value |
|---|---|
| SSL | 01360035 |
| Site address | 11 DUPONT CIR NW |
| Land use (DOR) | 052 — Office (large) |
| Building area (actual) | 171,077 sq ft |
| Floors / units / buildings | — / — / — |
| Lot size | 19,098 sq ft |
| Year built | 1974 |
| Zoning (primary) | — |
| Land value | — |
| Building value | — |
| Total assessed value | $44,372,970 |
Recorded owner (assessment roll)
FP 11 DUPONT CIRCLE LLC
Owner mailing address: 255 WASHINGTON ST, NEWTON, MA, 02458
15 Washington office properties share this owner mailing address →
Commercial property is usually held one building per entity; a shared mailbox is how the roll reveals a portfolio. It is evidence of common ownership, not proof.
Location
- Address
- 11 DUPONT CIR NW
- City
- Washington
- ZIP
- 20036
Within ~650 m
Nearby office buildings
No other office parcels within ~650 m.
How does 11 DUPONT CIR NW compare with other Washington office buildings?
At 171,077 sq ft, 11 DUPONT CIR NW is about 42% larger than the average office building on the Washington, DC roll, which comes to 120,450 sq ft across 1,761 buildings.
Its assessed value works out to $259 per square foot of building area, against $370 across all office floor area on the roll.
Does the owner of 11 DUPONT CIR NW hold other Washington office property?
15 Washington office properties (15 parcels, 2.2M sq ft) are recorded to 13 owner entities sharing this parcel's tax-bill mailing address. A shared mailing address is evidence of common ownership, not proof of it.
What has happened at 11 DUPONT CIR NW recently?
The building files energy-benchmarking disclosures — 2 report years are matched to this parcel.
What does “Office (large)” mean for this parcel?
The Washington, DC roll classifies SSL 01360035 as “Office (large)” (use code 052). BuildingCensus includes a parcel in its office census when the roll gives it an office-class use, so the label is the county's, not an inference.
Frequently asked questions
Who owns 11 DUPONT CIR NW?
The recorded owner on the Washington, DC assessment roll (current) is FP 11 DUPONT CIRCLE LLC. Owner mailing address on file: 255 WASHINGTON ST, NEWTON, MA, 02458.
What companies have offices at 11 DUPONT CIR NW?
8 active business locations at this building appear in Washington, DC public records, including 1832-14TH STREET LLC, 1326FOURTEENTHSTNW LLC, Florida A and U LLC, 14TH & "R" STREETS ENTERPRISE LLC, 1782FLAAVENW LLC. Public records under-count tenants that don't hold a local receipt or register the address.
How big is 11 DUPONT CIR NW?
The Washington, DC roll records 171,077 sq ft of building area, a build year of 1974. It sits on a 19,098 sq ft lot.
What is the assessed value of 11 DUPONT CIR NW?
$44,372,970 on the Washington, DC roll. Assessed values are taxable-roll figures, not market prices.
What is the SSL for 11 DUPONT CIR NW?
SSL 01360035, site address 11 DUPONT CIR NW, Washington. It is the key to look the parcel up in the Integrated Tax System public extract (Washington, DC).
More around 11 DUPONT CIR NW
Everything here comes from public records, and public records go stale. If you know better, say so.
Data provenance — public records only
- Washington, DC — Integrated Tax System public extract (owner names, mailing addresses, assessments), CAMA commercial and daily sales tables, Basic Business Licenses (suite-level premises; the universal catch-all licence was repealed Oct 2025, thinning the roll thereafter), and DOEE energy benchmarking.
Every fact on this page is drawn from the government records above — no listing sites, no scraped platforms, no third-party images. Facts from public records are uncopyrightable; each tenancy row carries its source and match confidence. Records can lag reality — a business-tax receipt or registration at an address is evidence of occupancy, not a lease confirmation.
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Dataset updated . Source: Washington, DC assessment roll, SSL 01360035.
About this data
Source: Integrated Tax System public extract (Washington, DC), as published September 20, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: BuildingCensus, “11 DUPONT CIR NW, Washington, DC (SSL 01360035)”, https://buildingcensus.com/offices/dc/office-building-377ddd9a (data as of September 20, 2026).