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1150 Connecticut Ave NW
Washington, DC 20036 National Mall

$8,267 - $17,329 USD/MO

Office For Lease  •  1,984+ SF

Property Details

  • Property Type Office
  • Year Built 1975
  • Total Building Size 175,457 SF
  • Tenancy Multiple
  • Building Class A
  • Zoning D-6
98 Transit Score
99 Walk Score

5 Spaces Available

Name Space Use Size Rent Details
3rd Floor Ste 315 Office 2,047 SF $51.00 USD/SF/YR
Directly in between Dupont South and Farragut North Metro lines. On-site management and a 3-level parking garage with electric car charging stations and access-controlled bike room. Brand new top-floor conference center, lounge, and kitchenette for meetings and events. In addition, tenants will have access, at no charge, to a brand-new ground-floor fitness center with state-of-the-art equipment, showers, and towel service at 1730 Rhode Island Ave just across the street.

  • Date available: Apr 2026
  • Lease term: 3 - 10 Years
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
5th Floor Ste 525 Office 1,984 SF $50.00 USD/SF/YR
Directly in between Dupont South and Farragut North Metro lines. On-site management and a 3-level parking garage with electric car charging stations and access-controlled bike room. Brand new top-floor conference center, lounge, and kitchenette for meetings and events. In addition, tenants will have access, at no charge, to a brand-new ground-floor fitness center with state-of-the-art equipment, showers, and towel service at 1730 Rhode Island Ave just across the street.

  • Date available: Now
  • Lease term: 3 - 10 Years
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
7th Floor Ste 730 Office 3,481 SF $51.00 USD/SF/YR
Spacious suite with 8 windowed offices overlooking 18th Street, a 16-person conference center, and an open pantry. The suite also features a dedicated reception area, two points of ingress/egress, and an internal huddle room. Available in May 2025, this space is designed for businesses seeking functionality and convenience in a prime location.

Directly in between Dupont South and Farragut North Metro lines. On-site management and a 3-level parking garage with electric car charging stations and access-controlled bike room. Future-ready top-floor conference center arriving Summer 2025 for meetings and events. In addition, tenants will have access, at no charge, to a brand-new ground-floor fitness center with state-of-the-art equipment, showers, and towel service at 1730 Rhode Island Ave just across the street.

  • Date available: Now
  • Lease term: 3 - 10 Years
  • Service type: Full Service Gross
  • Built out as: Standard Office
  • Space Type: Relet
11st Floor Ste 1125 Office 3,288 SF $52.00 USD/SF/YR
Brand new spec suite.  Tons of light with 6 windowed offices overlooking 18th Street, plus 2 interior offices with glass fronts, and ample space for 6-8 workstations. 

Directly in between Dupont South and Farragut North Metro lines. On-site management and a 3-level parking garage with electric car charging stations and access-controlled bike room. Brand new top-floor conference center, lounge, and kitchenette for meetings and events. In addition, tenants will have access, at no charge, to a brand-new ground-floor fitness center with state-of-the-art equipment, showers, and towel service at 1730 Rhode Island Ave just across the street.

  • Date available: Now
  • Lease term: 3 - 10 Years
  • Service type: Full Service Gross
  • Space Type: Relet
12nd Floor Ste 1201 Office 3,961 SF $52.50 USD/SF/YR
Brand new spec suite featuring modern building-standard finishes. This top-floor suite offers six windowed offices, a small conference room, a huddle room, and space for collaborative open workstations. The suite also includes a separate break area, with two points of entry directly off the elevator, and great views of 18th Street. 

Directly in between Dupont South and Farragut North Metro lines. On-site management and a 3-level parking garage with electric car charging stations and access-controlled bike room. Brand new top-floor conference center, lounge, and kitchenette for meetings and events. In addition, tenants will have access, at no charge, to a brand-new ground-floor fitness center with state-of-the-art equipment, showers, and towel service at 1730 Rhode Island Ave just across the street.

  • Date available: Now
  • Lease term: 3 - 10 Years
  • Service type: Full Service Gross
  • Space Type: Relet

Description

The Connecticut Building is a boutique office building with a 5-star location. In the heart of DC’s Midtown area and at the intersections of 18th Street, M Street, and Connecticut Avenue, its 3 sides of mullion-free window line have gorgeous views. With on-site garage parking and proximity to Dupont Circle and Farragut North Metro Stations, this owner-occupied gem is always a draw for trade associations, non-profit, and professional services firms.

Highlights

Boutique office building with fantastic window lines, in the heart of the Golden Triangle, DC's CBD,
Within a 5-minute walk of Washington D.C’s 3 busiest metro rail stations (Farragut West, Farragut North, and Dupont Circle).
Amenities include: gym, conferencing center, bike room, garage, three high-speed elevators, bluetooth technology, and 24/7/365 lobby security.
Available ground-floor retail boasts expansive glass storefronts with exceptional visibility to the sidewalk, streets, and bus stops.
Tenants have free and exclusive access to a brand new high-end fitness center with all new equipment, towel service, and a large open area for yoga.
Offering fully customizable office spaces and ground-floor retail.

Property Flyers

Amenities

  • 24 Hour Access
  • Banking
  • Controlled Access
  • Concierge
  • Conferencing Facility
  • Fitness Center
  • Property Manager on Site
  • Restaurant
  • Security System
  • Signage
  • Wheelchair Accessible
  • Reception
  • Storage Space
  • Car Charging Station
  • Outdoor Seating
  • Air Conditioning
  • Fiber Optic Internet
  • Smoke Detector

Major Tenants

Tenant SF Occupied Lease End Date
American Council On Renewable Energy 12/1/2027
American Heart Association 9/30/2006
Americans United for Life 1/1/2027
Blake Real Estate
Centene Corporation
Exponent 9/13/2017
Inside Higher ED 2/28/2029
Kelly IP
Steel Manufacturers Association 7/31/2025
Waxman Consulting

Public Transportation

Commuter RailDriveWalkDistance
5 min - 2.3 mi
L'Enfant (Fredericksburg Line - Virginia Railway Express, Manassas Line - Virginia Railway Express) 5 min - 2.4 mi
AirportDriveWalkDistance
Ronald Reagan Washington Ntl 10 min - 5.6 mi
Washington Dulles International 43 min - 27.3 mi
Baltimore/Washington International Thurgood Marshall 48 min - 32.1 mi

Parking Details

Parking Available: Yes
Reserved: No
Type: Surface
Included in Rent: Yes
Mike Gordon 202-413-6280 Blake Real Estate, Inc.
Mike Gordon 202-413-6280 Blake Real Estate, Inc.