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1150 Connecticut Ave NW
Washington, DC 20036 National Mall

$18,320 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

100 Transit Score

100 Walk Score

7 Spaces Available

Name	Space Use	Size	Rent
1st Floor Ste 101	Office/Retail	2,650 SF	Rate Upon Request
This 2,650 sq. ft. single-floor commercial space at 1150 Connecticut Ave NW sits in the heart of Washington, DC's central business district. The main area features dark slate tile flooring, wood-clad structural columns, and a sophisticated lighting system combining recessed downlights, adjustable track lighting, and pendant fixtures. Large storefront windows provide natural light and street visibility. A secondary utility/storage area and an ADA-compliant restroom complete the space. Date available: Nov 2026 Lease term: Negotiable Service type: To Be Determined Space Type: Relet In Contiguous block: 4,680 SF
1st Floor Ste 102	Retail	2,030 SF	Rate Upon Request
Date available: Now Lease term: 2 Years Service type: To Be Determined Space Type: Relet In Contiguous block: 4,680 SF
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: Now Lease term: 3 - 10 Years Service type: Full Service Gross Built out as: Standard Office Space Type: Relet
3rd Floor Ste 350	Office	2,129 SF	$54.00 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: Jul 2027 Lease term: 3 - 10 Years Service type: Full Service Gross 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
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	$55.50 USD/SF/YR
Brand new and FURNISHED 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

1150 Building Brochure

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 Rail	Drive	Walk	Distance
	5 min	-	2.3 mi
	5 min	-	2.3 mi
Airport	Drive	Walk	Distance
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.

1150 Connecticut Ave NW Washington, DC 20036 National Mall