Senior Managing Director

Bryan Sparkes

Sr. Sales Coordinator

Katherine OHara

21 Custom House Street is a boutique building situated in the highly amenitized Financial District neighborhood, just steps away from the Rowes Wharf Commuter Boat. The building features a recently renovated lobby, on-site parking, and on-site management. The building is located 0.5 miles from South Station, 1 mile from North Station, and is walkable to all major MBTA subway stations including the Blue, Red, Green, and Orange lines.

For Sublease

21 Custom

Washington, D.C.

[buildingClasses]
title="Building Class"
[[buildingClasses.options]]
value="Trophy"
label="Trophy"
[[buildingClasses.options]]
value="A"
label="A"
[[buildingClasses.options]]
value="B"
label="B"
[[buildingClasses.options]]
value="C"
label="C"
[[buildingClasses.options]]
value="Unclassified"
label="Unclassified"
[isSublease]
title="Sublease"
[[isSublease.options]]
value="true"
label="Yes"
[[isSublease.options]]
value="false"
label="No"
[propertySubTypes]
title = "Office property subtype"
[[propertySubTypes.options]]
value = "office"
label = "Office"
[[propertySubTypes.options]]
value = "government"
label = "Government"
[[propertySubTypes.options]]
value = "condo"
label = "Condo"
[[propertySubTypes.options]]
value = "medical"
label = "Medical"
[[propertySubTypes.options]]
value = "creative"
label = "Creative"
[[propertySubTypes.options]]
value = "mixed-use"
label = "Mixed-Use"
[[propertySubTypes.options]]
value = "lab"
label = "Lab"
[[propertySubTypes.options]]
value = "lab-biotech"
label = "Lab/Biotech"
[[propertySubTypes.options]]
value = "education"
label = "Education"
[[propertySubTypes.options]]
value = "coworking"
label = "Flex/R&D"
[[propertySubTypes.options]]
value = "light-manufacturing"
label = "Light Manufacturing"
[[propertySubTypes.options]]
value = "freestanding-retail"
label = "Freestanding Retail"
[[propertySubTypes.options]]
value = "showroom"
label = "Showroom"
[[propertySubTypes.options]]
value = "street-retail"
label = "Street Retail"
[[propertySubTypes.options]]
value = "shopping-center"
label = "Shopping Center"
[[propertySubTypes.options]]
value = "clinic"
label = "Clinic"
[[propertySubTypes.options]]
value = "warehouse"
label = "Warehouse & Distribution"
[[propertySubTypes.options]]
value = "special-purpose"
label = "Special Purpose"
[[propertySubTypes.options]]
value = "mall"
label = "Mall"
[[propertySubTypes.options]]
value = "light-distribution"
label = "Light Distribution"
[[propertySubTypes.options]]
value = "student-housing"
label = "Student Housing"

Sale - Office - Additional Filters

[buildingClasses]
title="Building Class"
[[buildingClasses.options]]
value="Trophy"
label="Trophy"
[[buildingClasses.options]]
value="A"
label="A"
[[buildingClasses.options]]
value="B"
label="B"
[[buildingClasses.options]]
value="C"
label="C"
[[buildingClasses.options]]
value="Unclassified"
label="Unclassified"
[isSublease]
title="Sublease"
[[isSublease.options]]
value="true"
label="Yes"
[[isSublease.options]]
value="false"
label="No"
[propertySubTypes]
title = "Retail property subtype"
[[propertySubTypes.options]]
value = "street-retail"
label = "Street Retail"
[[propertySubTypes.options]]
value = "freestanding-retail"
label = "Freestanding Retail"
[[propertySubTypes.options]]
value = "power-center"
label = "Power Center"
[[propertySubTypes.options]]
value = "mall"
label = "Mall"
[[propertySubTypes.options]]
value = "shopping-center"
label = "Shopping Center"

Rent - Retail - Additional Filters

title="Size"
disclaimer="Approx. 100 SF = 1 desk"
[[metric]]
key = "feet"
tabLabel = "SF"
unitLabel= "SF"
[[metric]]
key = "desks"
tabLabel = "desks"
unitLabel= "desks"

[min]
[min.5]  
  desks=5
  value=5
[min.10]  
  desks=10
  value=10
[min.50]  
  feet=50
  desks=50
  value=50
[min.100]  
  desks=100
  value=100
[min.200]
  feet=200
  desks=200
  value=200
[min.300]  
  desks=300
  value=300
[min.500]
  feet=500
  desks=500
  value=500
[min.1000]
  feet="1,000"
  desks="1,000"
  value=1000
[min.2000]
  feet="2,000"
  desks="2,000"
  value=2000
[min.5000]
  feet="5,000"
  value=5000
[min.7000]
  feet="7,000"
  value=7000
[min.10000]
  feet="10,000"
  value=10000
[min.20000]
  feet="20,000"
  value=20000
[min.30000]
  feet="30,000"
  value=30000
[min.50000]
  feet="50,000"
  value=50000
[min.70000]
  feet="70,000"
  value=70000
[min.100000]
  feet="100,000"
  value=100000
[min.250000]
  feet="250,000"
  value=250000

[max]
[max.5]  
  desks=5
  value=5
[max.10]  
  desks=10
  value=10
[max.50]  
  feet=50
  desks=50
  value=50
[max.100]  
  desks=100
  value=100
[max.200]
  feet=200
  desks=200
  value=200
[max.300]  
  desks=300
  value=300
[max.500]
  feet=500
  desks=500
  value=500
[max.1000]
  feet="1,000"
  desks="1,000"
  value=1000
[max.2000]
  feet="2,000"
  desks="2,000"
  value=2000
[max.5000]
  feet="5,000"
  value=5000
[max.7000]
  feet="7,000"
  value=7000
[max.10000]
  feet="10,000"
  value=10000
[max.20000]
  feet="20,000"
  value=20000
[max.30000]
  feet="30,000"
  value=30000
[max.50000]
  feet="50,000"
  value=50000
[max.70000]
  feet="70,000"
  value=70000
[max.100000]
  feet="100,000"
  value=100000
[max.250000]
  feet="250,000"
  value=250000

Default - Office - Surface

[buildingClasses]
title="Building Class"
[[buildingClasses.options]]
value="Trophy"
label="Trophy"
[[buildingClasses.options]]
value="A"
label="A"
[[buildingClasses.options]]
value="B"
label="B"
[[buildingClasses.options]]
value="C"
label="C"
[[buildingClasses.options]]
value="Unclassified"
label="Unclassified"
[isSublease]
title="Sublease"
[[isSublease.options]]
value="true"
label="Yes"
[[isSublease.options]]
value="false"
label="No"
[propertySubMarket]
title = "Multifamily property subtype"
[[propertySubMarket.options]]
value = "apartment"
label = "Apartments"
[[propertySubMarket.options]]
value = "conventional"
label = "Conventional"
[[propertySubMarket.options]]
value = "student-housing"
label = "Student Housing"
[[propertySubMarket.options]]
value = "condo"
label = "Condominium"
[[propertySubMarket.options]]
value = "active-adult"
label = "Active Adult"

Rent - Multifamily - Additional Filters

title="Price"
unitLabel="per SF"
metric="per SF"
[min]
[min.10]
  label="$10"
  value=10
[min.20]
  label="$20"
  value=20
[min.30]
  label="$30"
  value=30
[min.40]
  label="$40"
  value=40
[min.50]
  label="$50"
  value=50
[min.60]
  label="$60"
  value=60
[min.70]
  label="$70"
  value=70
[min.80]
  label="$80"
  value=80
[min.100]
  label="$100"
  value=100
[min.120]
  label="$120"
  value=120
[min.150]
  label="$150"
  value=150
[min.200]
  label="$200"
  value=200

[max]
[max.10]
  label="$10"
  value=10
[max.20]
  label="$20"
  value=20
[max.30]
  label="$30"
  value=30
[max.40]
  label="$40"
  value=40
[max.50]
  label="$50"
  value=50
[max.60]
  label="$60"
  value=60
[max.70]
  label="$70"
  value=70
[max.80]
  label="$80"
  value=80
[max.100]
  label="$100"
  value=100
[max.120]
  label="$120"
  value=120
[max.150]
  label="$150"
  value=150
[max.200]
  label="$200"
  value=200

Rent - Default - Price

[buildingClass]
title="Building Class"
[[buildingClass.options]]
value="Trophy"
label="Trophy"
[[buildingClass.options]]
value="A"
label="A"
[[buildingClass.options]]
value="B"
label="B"
[[buildingClass.options]]
value="virtualtour"
label="C"
[[buildingClass.options]]
value="Unclassified"
label="Unclassified"
[isSublease]
title="Sublease"
[[isSublease.options]]
value="true"
label="Yes"
[[isSublease.options]]
value="false"
label="No"

Sale Additional Filter

Rent Additional Filters

[buildingClasses]
title="Building Class"
[[buildingClasses.options]]
value="Trophy"
label="Trophy"
[[buildingClasses.options]]
value="A"
label="A"
[[buildingClasses.options]]
value="B"
label="B"
[[buildingClasses.options]]
value="C"
label="C"
[[buildingClasses.options]]
value="Unclassified"
label="Unclassified"
[isSublease]
title="Sublease"
[[isSublease.options]]
value="true"
label="Yes"
[[isSublease.options]]
value="false"
label="No"
[propertySubTypes]
title = "Industrial property subtype"
[[propertySubTypes.options]]
value = "coworking"
label = "Flex/R&D"
[[propertySubTypes.options]]
value = "government"
label = "Government"
[[propertySubTypes.options]]
value = "condo"
label = "Condo"
[[propertySubTypes.options]]
value = "medical"
label = "Medical"
[[propertySubTypes.options]]
value = "creative"
label = "Creative"
[[propertySubTypes.options]]
value = "mixed-use"
label = "Mixed-Use"
[[propertySubTypes.options]]
value = "lab"
label = "Lab"
[[propertySubTypes.options]]
value = "lab-biotech"
label = "Lab/Biotech"
[[propertySubTypes.options]]
value = "education"
label = "Education"
[[propertySubTypes.options]]
value = "light-manufacturing"
label = "Light Manufacturing"
[[propertySubTypes.options]]
value = "freestanding-retail"
label = "Freestanding Retail"
[[propertySubTypes.options]]
value = "showroom"
label = "Showroom"
[[propertySubTypes.options]]
value = "street-retail"
label = "Street Retail"
[[propertySubTypes.options]]
value = "shopping-center"
label = "Shopping Center"
[[propertySubTypes.options]]
value = "clinic"
label = "Clinic"
[[propertySubTypes.options]]
value = "warehouse"
label = "Warehouse & Distribution"
[[propertySubTypes.options]]
value = "special-purpose"
label = "Special Purpose"
[[propertySubTypes.options]]
value = "mall"
label = "Mall"
[[propertySubTypes.options]]
value = "light-distribution"
label = "Light Distribution"
[[propertySubTypes.options]]
value = "student-housing"
label = "Student Housing"
[[propertySubTypes.options]]
value = "conventional"
label = "Conventional"

Sale - Industrial - Additional Filters

Rent - Office - Additional Filters

Sale - Retail - Additional Filters

Rent - Industrial - Additional Filters

[buildingClasses]
title="Building Class"
[[buildingClasses.options]]
value="Trophy"
label="Trophy"
[[buildingClasses.options]]
value="A"
label="A"
[[buildingClasses.options]]
value="B"
label="B"
[[buildingClasses.options]]
value="C"
label="C"
[[buildingClasses.options]]
value="Unclassified"
label="Unclassified"
[isSublease]
title="Sublease"
[[isSublease.options]]
value="true"
label="Yes"
[[isSublease.options]]
value="false"
label="No"
[propertySubTypes]
title = "Multifamily property subtype"
[[propertySubTypes.options]]
value = "apartment"
label = "Apartments"
[[propertySubTypes.options]]
value = "conventional"
label = "Conventional"
[[propertySubTypes.options]]
value = "student-housing"
label = "Student Housing"
[[propertySubTypes.options]]
value = "condo"
label = "Condominium"
[[propertySubTypes.options]]
value = "active-adult"
label = "Active Adult"

Sale - Multifamily - Additional Filters

[buildingClasses]
title="Building Class"
[[buildingClasses.options]]
value="Trophy"
label="Trophy"
[[buildingClasses.options]]
value="A"
label="A"
[[buildingClasses.options]]
value="B"
label="B"
[[buildingClasses.options]]
value="C"
label="C"
[[buildingClasses.options]]
value="Unclassified"
label="Unclassified"
[isSublease]
title="Sublease"
[[isSublease.options]]
value="true"
label="Yes"
[[isSublease.options]]
value="false"
label="No"

Default - Default- Additional Filters

title="Size"
disclaimer=""
[[metric]]
key = "acres"
tabLabel = "acres"
unitLabel= "ac"

[min]
[min.1]  
value=0.1
[min.2]  
value=0.2
[min.3]  
acres=0.25
value=0.25
[min.4]  
acres=0.5
value=0.5
[min.5]
acres=1
value=1
[min.6]  
value=1.5
[min.7]
acres=2
value=2
[min.8]
acres=3
value=3
[min.9]
acres=4
value=4
[min.10]
acres=5
value=5
[min.11]
acres=10
value=10

[max]
[max.1]  
value=0.1
[max.2]  
value=0.2
[max.3]  
acres=0.25
value=0.25
[max.4]  
acres=0.5
value=0.5
[max.5]
acres=1
value=1
[max.6]  
value=1.5
[max.7]
acres=2
value=2
[max.8]
acres=3
value=3
[max.9]
acres=4
value=4
[max.10]
acres=5
value=5
[max.11]
acres=10
value=10

Default - Land - Lot Size

title="Size"
disclaimer=""
[[metric]]
key = "feet"
tabLabel = "SF"
unitLabel= "SF"

[min]
[min.50]  
  feet=50
  value=50
[min.200]
  feet=200
  value=200
[min.500]
  feet=500
  value=500
[min.1000]
  feet="1,000"
  value=1000
[min.2000]
  feet="2,000"
  value=2000
[min.5000]
  feet="5,000"
  value=5000
[min.7000]
  feet="7,000"
  value=7000
[min.10000]
  feet="10,000"
  value=10000
[min.20000]
  feet="20,000"
  value=20000
[min.30000]
  feet="30,000"
  value=30000
[min.50000]
  feet="50,000"
  value=50000
[min.70000]
  feet="70,000"
  value=70000
[min.100000]
  feet="100,000"
  value=100000
[min.250000]
  feet="250,000"
  value=250000

[max]
[max.5]  
  feet=50
  value=50
[max.200]
  feet=200
  value=200
[max.500]
  feet=500
  value=500
[max.1000]
  feet="1,000"
  value=1000
[max.2000]
  feet="2,000"
  value=2000
[max.5000]
  feet="5,000"
  value=5000
[max.7000]
  feet="7,000"
  value=7000
[max.10000]
  feet="10,000"
  value=10000
[max.20000]
  feet="20,000"
  value=20000
[max.30000]
  feet="30,000"
  value=30000
[max.50000]
  feet="50,000"
  value=50000
[max.70000]
  feet="70,000"
  value=70000
[max.100000]
  feet="100,000"
  value=100000
[max.250000]
  feet="250,000"
  value=250000

Default - Default - Surface

title="Price"
metric="label"
unitLabel=" "
[min]
[min.10000]
  label="$10,000"
  value=10000
[min.25000]
  label="$25,000"
  value=25000
[min.50000]
  label="$50,000"
  value=50000
[min.100000]
  label="$100,000"
  value=100000
[min.150000]
  label="$150,000"
  value=150000
[min.250000]
  label="$250,000"
  value=250000
[min.500000]
  label="$500,000"
  value=500000
[min.1000000]
  label="$1,000,000"
  value=1000000
[min.2500000]
  label="$2,500,000"
  value=2500000
[min.5000000]
  label="$5,000,000"
  value=5000000
[min.10000000]
  label="$10,000,000"
  value=10000000
[min.25000000]
  label="$25,000,000"
  value=25000000
[min.50000000]
  label="$50,000,000"
  value=50000000

[max]
[max.10000]
  label="$10,000"
  value=10000
[max.25000]
  label="$25,000"
  value=25000
[max.50000]
  label="$50,000"
  value=50000
[max.100000]
  label="$100,000"
  value=100000
[max.150000]
  label="$150,000"
  value=150000
[max.250000]
  label="$250,000"
  value=250000
[max.500000]
  label="$500,000"
  value=500000
[max.1000000]
  label="$1,000,000"
  value=1000000
[max.2500000]
  label="$2,500,000"
  value=2500000
[max.5000000]
  label="$5,000,000"
  value=5000000
[max.10000000]
  label="$10,000,000"
  value=10000000
[max.25000000]
  label="$25,000,000"
  value=25000000
[max.50000000]
  label="$50,000,000"
  value=50000000

Default - Default - Price

Market Property Inquiry

DisclaimerJones Lang LaSalle (JLL), together with its subsidiaries and affiliates, is a leading global provider of real estate and investment management services. We take our responsibility to protect the personal information provided to us seriously. Your access to and use of this Site is subject to the following <a href="https://www.jll.com/en-us/terms-of-use" target="_blank">Terms of Use</a>.We are committed to keeping the personal information entrusted to us, with the appropriate level of security, and as long as we deem it necessary for any professional or legal reason. We will then delete your data securely and safely. For more information on how JLL processes your personal data, please see our <a href="https://www.jll.com/en-us/privacy-policy" target="_blank">Privacy Statement</a>.

Other Inquiry

Broker Inquiry

Commercial Property Inquiry

Arrange a Viewing

checkForView

company

email

firstName

lastName

message

submit

telephone

title

viewingDay

viewingTime

Detroit

Sacramento

Denver

Miami

Royal Oak

Raleigh

Fort Lauderdale

Louisville, KY; ​

Memphis

Tampa

Washinton

Savannah

Lawton

Hawaii

Port Arthur

Tulsa

Frankfurt

Peoria

Flower Mound

Medford

Everett

Ontario

Lombard

Helsinki, Finland

Hampton Roads

Montgomery

Palm Beach

Hillsboro

New Jersey

Texarkana

Atlantic City

Washington D.C.

Plano

Washington, D.C

Gaithersburg

Salem

Manhattan Beach

Fairfield

Nashville; New York

El Segundo

Westminster

Brooks City Base

Tallahassee

Northern California

Seattle

New York

Woodlawn

Winter Park

Wilmington

Westchester County

Westchester

West Chester

Washington, DC

Washington DC

Washington

Walnut Creek

Wakefield

Vienna

Tysons

Tucson

Trenton

Towson

Toronto

Toledo

Tijuana

Stockton

Sterling

Stamford, CT

Stamford

St. Paul

St. Louis

Spokane

Silicon Valley

Shawnee Mission

San Rafael

San Francisco

San Diego

San Antonio

Roseville

Salt Lake City

Rockville

Richmond

Reno

Raleigh, NC

Richardson

Princeton

Portland

Pittsburgh

Phoenix,

Phoenix

Philadelphia, PA

Philadelphia

Parsippany

Oxford

OWINGS MILLS

Overland Park

Orlando

Orange County

Oklahoma City

US Site Localisation

US Property Details

View listing details, photos, or contact a broker about the <%= propertyType %> available for <%=tenureType %><% if (address) { %> at <%=address %><% } %>.

<% if (address) { %><%= address %> - <% } %><%= propertyType %> For <%= tenureType %> | JLL

Commercial Properties to rent and for sale in the US | JLL

21 Custom

For Sublease

Space details

Location

Brochure

Brokers