Argentine Air Attaché Offices
2405 I St NW, Washington, DC — units 4A, 4B, 4C, 5A, 5B, 5C, 6A, 6B, 7A, 7B
| Fact | Value | Basis and sources |
|---|---|---|
| Neighborhood | Foggy Bottom | verified; DC assessment-neighborhood designation for the property. |
| Site area | 1,991 sq ft | verified; Sum of allocated condominium and associated parking land shares; not an exclusive physical site. |
| 2026 Value | $4,909,800 | verified; Sum of current ASSESSMENT values for the identified parcels; CY1YEAR 2026 and DELCODE N. Includes land and improvements, not tax due or sale price. |
| Floor area | 8,768 sq ft | verified; DC CAMA: residential GBA is gross building area; commercial/condominium LIVING_GBA is the recorded living gross building or unit area. 0028 2008 building 1: 703 sq ft (condominium); 0028 2009 building 1: 657 sq ft (condominium); 0028 2010 building 1: 703 sq ft (condominium); 0028 2011 building 1: 903 sq ft (condominium); 0028 2012 building 1: 703 sq ft (condominium); 0028 2013 building 1: 657 sq ft (condominium); 0028 2014 building 1: 1,068 sq ft (condominium); 0028 2015 building 1: 1,103 sq ft (condominium); 0028 2016 building 1: 1,168 sq ft (condominium); 0028 2017 building 1: 1,103 sq ft (condominium) |
| Constructed | 1939 | estimated; Earliest nonzero assessor AYB (average year built) among the identified records; a qualified construction estimate, not a verified completion date. EYB/effective age is not used. |
| Rooms | 34 | verified; Sum of the CAMA ROOMS field for the identified residential buildings or units. Bathrooms and bedrooms are separate assessor fields; this is the assessor room count, not an inventory of every enclosed space. |
| Architect | Not Verified | unverified; The retrieved ownership and assessment records do not establish the original architect. |
| Diplomatic use | 2001 | documented-by; The 2001 State directory identifies 2405 I Street as the Air Attaché Office; the 2008 directory specifies floors 4–7. Government title in the active 2026 tax extract corroborates continuing ownership; it does not independently establish present staffing or unchanged internal use. |
Scope and Evidence
Ownership is supported by the active 2026 tax record; the precise present use and the start of diplomatic occupation require separate evidence.
The 2001 State directory identifies 2405 I Street as the Air Attaché Office; the 2008 directory specifies floors 4–7.
Research Questions
Where Is Air Attaché Offices?
2405 I St NW, Washington, DC — units 4A, 4B, 4C, 5A, 5B, 5C, 6A, 6B, 7A, 7B.
What Is the Site Area of Air Attaché Offices?
Site area: 1,991 sq ft. Record status: verified. Sum of allocated condominium and associated parking land shares; not an exclusive physical site. Verified in the record on 2026-10-29.
What Is the 2026 Value of Air Attaché Offices?
2026 Value: $4,909,800. Record status: verified. Sum of current ASSESSMENT values for the identified parcels; CY1YEAR 2026 and DELCODE N. Includes land and improvements, not tax due or sale price. This is a tax assessment, not a verified sale price or market valuation. Verified in the record on 2026-10-29.
What Is the Floor Area of Air Attaché Offices?
Floor area: 8,768 sq ft. Record status: verified. DC CAMA: residential GBA is gross building area; commercial/condominium LIVING_GBA is the recorded living gross building or unit area. 0028 2008 building 1: 703 sq ft (condominium); 0028 2009 building 1: 657 sq ft (condominium); 0028 2010 building 1: 703 sq ft (condominium); 0028 2011 building 1: 903 sq ft (condominium); 0028 2012 building 1: 703 sq ft (condominium); 0028 2013 building 1: 657 sq ft (condominium); 0028 2014 building 1: 1,068 sq ft (condominium); 0028 2015 building 1: 1,103 sq ft (condominium); 0028 2016 building 1: 1,168 sq ft (condominium); 0028 2017 building 1: 1,103 sq ft (condominium) Verified in the record on 2026-10-29.
When Was Air Attaché Offices Built?
Constructed: 1939. Record status: estimated. Earliest nonzero assessor AYB (average year built) among the identified records; a qualified construction estimate, not a verified completion date. EYB/effective age is not used. Record reviewed on 2026-10-29.
Who Designed Air Attaché Offices?
Architect: Not Verified. Record status: unverified. The retrieved ownership and assessment records do not establish the original architect. Record reviewed on 2026-10-29.