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South Building 601 Pennsylvania Ave NW 3,125 - 33,114 SF of 4-Star Office Space Available in Washington, DC 20004
All Available Spaces(6)
Display Rental Rate as
- Space
- Size
- Term
- Rental Rate
- Space Use
- Condition
- Available
- Rate includes utilities, building services and property expenses
- Can be combined with additional space(s) for up to 20,822 SF of adjacent space
5,708 SF Available Sept 1, 2025, asking $75 FS with 5-15 year term.
- Rate includes utilities, building services and property expenses
- Office intensive layout
- Fully Built-Out as Standard Office
- Space is in Excellent Condition
6,873 SF Available May 1, 2026, asking $75 FS with 5-15 year term.
- Rate includes utilities, building services and property expenses
- Office intensive layout
- Can be combined with additional space(s) for up to 20,822 SF of adjacent space
- Fully Built-Out as Standard Office
- Space is in Excellent Condition
3,770 SF Available Sept 1, 2025, asking $75 FS with 5-15 year term.
- Rate includes utilities, building services and property expenses
- Mostly Open Floor Plan Layout
- 1 Conference Room
- Can be combined with additional space(s) for up to 20,822 SF of adjacent space
- Fully Built-Out as Standard Office
- 3 Private Offices
- Space is in Excellent Condition
- Rate includes utilities, building services and property expenses
- 7 Private Offices
- Fully Built-Out as Professional Services Office
- Space is in Excellent Condition
High-End Spec Suite delivering Q3 2026. Extremely Efficient: six (6) windowed offices, large conference + open area. Pennsylvania Avenue Views!!!
- 6 Private Offices
- 3 Workstations
- 1 Conference Room
| Space | Size | Term | Rental Rate | Space Use | Condition | Available |
| 1st Floor | 10,199 SF | Negotiable | $75.00 /SF/YR $6.25 /SF/MO $764,925 /YR $63,744 /MO | Office | Shell Space | Now |
| 2nd Floor | 5,708 SF | 5-15 Years | $75.00 /SF/YR $6.25 /SF/MO $428,100 /YR $35,675 /MO | Office | Full Build-Out | Now |
| 2nd Floor | 6,873 SF | 5-15 Years | $75.00 /SF/YR $6.25 /SF/MO $515,475 /YR $42,956 /MO | Office | Full Build-Out | May 01, 2026 |
| 2nd Floor, Ste 210 | 3,750 SF | 5-15 Years | $75.00 /SF/YR $6.25 /SF/MO $281,250 /YR $23,438 /MO | Office | Full Build-Out | Now |
| 4th Floor, Ste 420 | 3,459 SF | 3-15 Years | $75.00 /SF/YR $6.25 /SF/MO $259,425 /YR $21,619 /MO | Office | Full Build-Out | Now |
| 8th Floor | 3,125 SF | 3-10 Years | Upon Request Upon Request Upon Request Upon Request | Office | Spec Suite | Now |
1st Floor
| Size |
| 10,199 SF |
| Term |
| Negotiable |
| Rental Rate |
| $75.00 /SF/YR $6.25 /SF/MO $764,925 /YR $63,744 /MO |
| Space Use |
| Office |
| Condition |
| Shell Space |
| Available |
| Now |
2nd Floor
| Size |
| 5,708 SF |
| Term |
| 5-15 Years |
| Rental Rate |
| $75.00 /SF/YR $6.25 /SF/MO $428,100 /YR $35,675 /MO |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
2nd Floor
| Size |
| 6,873 SF |
| Term |
| 5-15 Years |
| Rental Rate |
| $75.00 /SF/YR $6.25 /SF/MO $515,475 /YR $42,956 /MO |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| May 01, 2026 |
2nd Floor, Ste 210
| Size |
| 3,750 SF |
| Term |
| 5-15 Years |
| Rental Rate |
| $75.00 /SF/YR $6.25 /SF/MO $281,250 /YR $23,438 /MO |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
4th Floor, Ste 420
| Size |
| 3,459 SF |
| Term |
| 3-15 Years |
| Rental Rate |
| $75.00 /SF/YR $6.25 /SF/MO $259,425 /YR $21,619 /MO |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
8th Floor
| Size |
| 3,125 SF |
| Term |
| 3-10 Years |
| Rental Rate |
| Upon Request Upon Request Upon Request Upon Request |
| Space Use |
| Office |
| Condition |
| Spec Suite |
| Available |
| Now |
1 of 3
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Map
1st Floor
| Size | 10,199 SF |
| Term | Negotiable |
| Rental Rate | $75.00 /SF/YR |
| Space Use | Office |
| Condition | Shell Space |
| Available | Now |
- Rate includes utilities, building services and property expenses
- Can be combined with additional space(s) for up to 20,822 SF of adjacent space
1 of 1
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
2nd Floor
| Size | 5,708 SF |
| Term | 5-15 Years |
| Rental Rate | $75.00 /SF/YR |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
5,708 SF Available Sept 1, 2025, asking $75 FS with 5-15 year term.
- Rate includes utilities, building services and property expenses
- Fully Built-Out as Standard Office
- Office intensive layout
- Space is in Excellent Condition
1 of 1
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
2nd Floor
| Size | 6,873 SF |
| Term | 5-15 Years |
| Rental Rate | $75.00 /SF/YR |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | May 01, 2026 |
6,873 SF Available May 1, 2026, asking $75 FS with 5-15 year term.
- Rate includes utilities, building services and property expenses
- Fully Built-Out as Standard Office
- Office intensive layout
- Space is in Excellent Condition
- Can be combined with additional space(s) for up to 20,822 SF of adjacent space
1 of 1
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
2nd Floor, Ste 210
| Size | 3,750 SF |
| Term | 5-15 Years |
| Rental Rate | $75.00 /SF/YR |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
3,770 SF Available Sept 1, 2025, asking $75 FS with 5-15 year term.
- Rate includes utilities, building services and property expenses
- Fully Built-Out as Standard Office
- Mostly Open Floor Plan Layout
- 3 Private Offices
- 1 Conference Room
- Space is in Excellent Condition
- Can be combined with additional space(s) for up to 20,822 SF of adjacent space
1 of 1
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
4th Floor, Ste 420
| Size | 3,459 SF |
| Term | 3-15 Years |
| Rental Rate | $75.00 /SF/YR |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Rate includes utilities, building services and property expenses
- Fully Built-Out as Professional Services Office
- 7 Private Offices
- Space is in Excellent Condition
1 of 3
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
8th Floor
| Size | 3,125 SF |
| Term | 3-10 Years |
| Rental Rate | Upon Request |
| Space Use | Office |
| Condition | Spec Suite |
| Available | Now |
High-End Spec Suite delivering Q3 2026. Extremely Efficient: six (6) windowed offices, large conference + open area. Pennsylvania Avenue Views!!!
- 6 Private Offices
- 1 Conference Room
- 3 Workstations
Features and Amenities
- Conferencing Facility
- Fitness Center
- Food Service
- Central Heating
- Air Conditioning
- Balcony
Property Facts
Building Type
Office
Year Built
1986
LoopNet Rating
4 Star
Building Height
9 Stories
Building Size
228,249 SF
Building Class
A
Typical Floor Size
29,828 SF
Unfinished Ceiling Height
8’
Parking
Surface Parking
100 Covered Parking Spaces
1 1
Very walkable
80/100
Exceptionally drivable
90/100
Exceptional public transit
100/100
Very bikeable
80/100
1 of 12
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
1 of 1
