Organization	12 Months Ended
Dec. 31, 2015
Organization
Organization	Note 1. Organization Government Properties Income Trust, or the Company, we or us, is a real estate investment trust, or REIT, formed in 2009 under Maryland law. As of December 31, 2015, excluding one property ( one building) classified as discontinued operations, we owned 71 properties ( 91 buildings), or our Properties, located in 31 states and the District of Columbia containing approximately 10.7 million rentable square feet. As of December 31, 2015, we also owned 24,918,421 common shares of beneficial interest, par value $0.01 per share, or approximately 27.9%, of the then outstanding common shares of Select Income REIT, or SIR.

Organization

12 Months Ended

Dec. 31, 2015

Note 1. Organization

Government Properties Income Trust, or the Company, we or us, is a real estate investment trust, or REIT, formed in 2009 under Maryland law.

As of December 31, 2015, excluding one property ( one building) classified as discontinued operations, we owned 71 properties ( 91 buildings), or our Properties, located in 31 states and the District of Columbia containing approximately 10.7 million rentable square feet. As of December 31, 2015, we also owned 24,918,421 common shares of beneficial interest, par value $0.01 per share, or approximately 27.9%, of the then outstanding common shares of Select Income REIT, or SIR.