140 Q ST NE
Office · Washington · 20002
At a glance
140 Q ST NE in Washington, DC is listed on the Washington, DC property roll as “Office”, SSL 35190063. The roll records 17,872 sq ft of building area, a 1909 build year and an assessed value of $1,171,269. 2 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. 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 — 2 matched business locations
Tenants & business locations
| Company | Suite / floor | Since | Source | Match |
|---|---|---|---|---|
| CCBCC OPERATIONS, LLC | — | Jun 2026 | DC business licence | folio match · high |
| UIP PROPERTY MANAGEMENT | — | Apr 2025 | DC business licence | folio match · high |
Washington, DC assessment roll
Parcel record
| Field | Value |
|---|---|
| SSL | 35190063 |
| Site address | 140 Q ST NE |
| Land use (DOR) | 051 — Office |
| Building area (actual) | 17,872 sq ft |
| Floors / units / buildings | — / — / — |
| Lot size | 8,857 sq ft |
| Year built | 1909 |
| Zoning (primary) | — |
| Land value | — |
| Building value | — |
| Total assessed value | $1,171,269 |
Recorded owner (assessment roll)
BDC Q STREET LLC
Owner mailing address: 4800 HAMPDEN LN STE 1200, BETHESDA, MD, 20814
6 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
- 140 Q ST NE
- City
- Washington
- ZIP
- 20002
Within ~650 m
Nearby office buildings
No other office parcels within ~650 m.
How does 140 Q ST NE compare with other Washington office buildings?
At 17,872 sq ft, 140 Q ST NE is less than a fifth the size of 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 $66 per square foot of building area, against $370 across all office floor area on the roll.
Does the owner of 140 Q ST NE hold other Washington office property?
6 Washington office properties (6 parcels, 514.9K sq ft) are recorded to 4 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 140 Q ST NE recently?
The building files energy-benchmarking disclosures — 1 report year are matched to this parcel.
What does “Office” mean for this parcel?
The Washington, DC roll classifies SSL 35190063 as “Office” (use code 051). 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 140 Q ST NE?
The recorded owner on the Washington, DC assessment roll (current) is BDC Q STREET LLC. Owner mailing address on file: 4800 HAMPDEN LN STE 1200, BETHESDA, MD, 20814.
What companies have offices at 140 Q ST NE?
2 active business locations at this building appear in Washington, DC public records, including CCBCC OPERATIONS, LLC, UIP PROPERTY MANAGEMENT. Public records under-count tenants that don't hold a local receipt or register the address.
How big is 140 Q ST NE?
The Washington, DC roll records 17,872 sq ft of building area, a build year of 1909. It sits on a 8,857 sq ft lot.
What is the assessed value of 140 Q ST NE?
$1,171,269 on the Washington, DC roll. Assessed values are taxable-roll figures, not market prices.
What is the SSL for 140 Q ST NE?
SSL 35190063, site address 140 Q ST NE, Washington. It is the key to look the parcel up in the Integrated Tax System public extract (Washington, DC).
More around 140 Q ST NE
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 35190063.
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, “140 Q ST NE, Washington, DC (SSL 35190063)”, https://buildingcensus.com/offices/dc/office-building-473e757c (data as of September 20, 2026).