600 2ND ST NE
Office (large) · Washington · 20002
At a glance
600 2ND ST NE in Washington, DC is listed on the Washington, DC property roll as “Office (large)”, SSL 07200825. The roll records 538,454 sq ft of building area, a 2005 build year and an assessed value of $132,353,510. 4 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 — 4 matched business locations
Tenants & business locations
| Company | Suite / floor | Since | Source | Match |
|---|---|---|---|---|
| SECOND STREET HOLDINGS LLC | — | Jan 2025 | DC business licence | folio match · high |
| 600 SECOND STREET HOLDINGS | — | Jan 2025 | DC business licence | folio match · high |
| COLONIAL PARKING | — | Dec 2024 | DC business licence | folio match · high |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY | — | Nov 2022 | DC business licence | folio match · high |
Washington, DC assessment roll
Parcel record
| Field | Value |
|---|---|
| SSL | 07200825 |
| Site address | 600 2ND ST NE |
| Land use (DOR) | 052 — Office (large) |
| Building area (actual) | 538,454 sq ft |
| Floors / units / buildings | — / — / — |
| Lot size | 55,041 sq ft |
| Year built | 2005 |
| Zoning (primary) | — |
| Land value | — |
| Building value | — |
| Total assessed value | $132,353,510 |
Recorded owner (assessment roll)
600 SECOND STREET HOLDINGS LLC
PRO GROUP PTNRS
Owner mailing address: PO BOX 77538, WASHINGTON, DC, 20013
2 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
- 600 2ND ST NE
- City
- Washington
- ZIP
- 20002
Within ~650 m
Nearby office buildings
No other office parcels within ~650 m.
How does 600 2ND ST NE compare with other Washington office buildings?
At 538,454 sq ft, 600 2ND ST NE is about 4 times 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 $246 per square foot of building area, against $370 across all office floor area on the roll.
Does the owner of 600 2ND ST NE hold other Washington office property?
2 Washington office properties (2 parcels, 1.5M sq ft) are recorded to 2 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 600 2ND ST NE recently?
The building files energy-benchmarking disclosures — 1 report year are matched to this parcel.
What does “Office (large)” mean for this parcel?
The Washington, DC roll classifies SSL 07200825 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 600 2ND ST NE?
The recorded owner on the Washington, DC assessment roll (current) is 600 SECOND STREET HOLDINGS LLC, PRO GROUP PTNRS. Owner mailing address on file: PO BOX 77538, WASHINGTON, DC, 20013.
What companies have offices at 600 2ND ST NE?
4 active business locations at this building appear in Washington, DC public records, including SECOND STREET HOLDINGS LLC, 600 SECOND STREET HOLDINGS, COLONIAL PARKING, GENERAL DYNAMICS INFORMATION TECHNOLOGY. Public records under-count tenants that don't hold a local receipt or register the address.
How big is 600 2ND ST NE?
The Washington, DC roll records 538,454 sq ft of building area, a build year of 2005. It sits on a 55,041 sq ft lot.
What is the assessed value of 600 2ND ST NE?
$132,353,510 on the Washington, DC roll. Assessed values are taxable-roll figures, not market prices.
What is the SSL for 600 2ND ST NE?
SSL 07200825, site address 600 2ND ST NE, Washington. It is the key to look the parcel up in the Integrated Tax System public extract (Washington, DC).
More around 600 2ND ST NE
- Washington, DC office buildings· 1,761 buildings
- 600 SECOND STREET HOLDINGS LLC· 2 properties
- SECOND STREET HOLDINGS LLC· tenant on record
- 600 SECOND STREET HOLDINGS· tenant on record
- COLONIAL PARKING· tenant on record
- GENERAL DYNAMICS INFORMATION TECHNOLOGY· tenant on record
- Federal office leases in DC
- Office census — all metros
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 07200825.
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, “600 2ND ST NE, Washington, DC (SSL 07200825)”, https://buildingcensus.com/offices/dc/office-building-c362f566 (data as of September 20, 2026).