The U.S. Green Building Council (USGBC) released its 2011 list of top 10 states for LEED-certified commercial and institutional green buildings per capita, based on the 2010 Census information. The District of Columbia leads the nation, with more than 31 square feet of LEED-certified space per person in 2011, with Colorado being the leading state, with 2.74 square feet per person in 2011.

Other top states include Illinois, Virginia and Washington, with 2.69, 2.42 and 2.18 square feet of LEED-certified space per person, respectively. The top LEED states per capita, including the District of Columbia:
• District of Columbia
• Colorado
• Illinois
• Virginia
• Washington
• Maryland
• Massachusetts
• Texas
• California
• New York
• Minnesota

LEED is the internationally recognized mark of green building excellence, with more than 44,000 projects commercial projects participating, comprising over 8 billion square feet of construction space in all 50 states and 120 countries. In addition, more than 16,000 homes have been certified under the LEED for Homes rating system, with more than 67,000 more homes registered.

Notable newly certified projects in 2011 include the Treasury Building in Washington, D.C., which is distinguished as the oldest LEED-certified project in the world; the LEED-Platinum Casey Middle School in Boulder, Colo.; the iconic Wrigley Building in Chicago, Ill.; Frito-Lay in Lynchburg, Va., which earned LEED Gold for the operations and maintenance of an existing building; the LEED Silver Hard Rock Café in Seattle, Wash.; Anne Arundel Medical Center in Annapolis, Md.; Yawkey Distribution Center of The Greater Boston Food Bank in Mass.; the LEED Gold Austin Convention Center in TX; SFO's LEED Gold Terminal 2 in San Francisco, Calif.; the LEED-Platinum Hotel Skylar in Syracuse, N.Y.; and the LEED Platinum Marquette Plaza in Minneapolis, Minn.