District Energy Space

Showcasing Industry Growth

District Energy Space is IDEA's annual compilation of the number of buildings and their area in square feet that have been committed or recommitted to district energy service by IDEA member systems during the previous calendar year. In conjunction with the annual publication, IDEA acknowledges District Energy Systems contributing the highest growth in North America and Beyond North America with annual District Energy Space awards. 


District Energy Space 2019

North America

Our members reported that they committed or recommitted 334 customer buildings in North America totaling 72,900,289 square feet (sq ft) of building space to district energy service during 2019 or were previously unreported. That compares with 174 buildings and 64,021,207 sq ft during 2018.

The North America total of 72,900,289 sq ft added in 2019 to IDEA’s running total of square footage of 865,692,809 sq ft committed to North American district energy systems since 1990, brings the current total for North America reported since 1990 to 938,593,098 sq ft.

Beyond North America

IDEA is also pleased to be able to report strong system growth from beyond North America, which we have tracked since 2004. An additional 303 buildings and 108,493,596 sq ft were reported for 2019. That compares with 156 buildings and 49,962,277 sq ft during 2018.

The Beyond North America total of 108,493,596 sq ft added in 2019 to IDEA’s running total of square footage of 1,480,533,846 Beyond North America since 2004, brings the Beyond North America total reported since 2004 to 1,589,027,442 sq ft.

Totals: North America and Beyond North America

The combined building area reported added during 2019 in North America and Beyond North America is 181,393,885 sq ft. The total building area added, as reported to District Energy Space by our members since our tally began is 181,393,885 + 2,341,247,861 = 2,522,641,746 sq ft.


Growth Through the Years






Questions? Just Ask!

Kristen Hawkins

Senior Director, Policy and Programs 

+1 (508) 366-9339

Submit Your System Growth for Calendar Year 2020