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Managing Energy Costs in Colleges and Universities Managing Energy Costs in Colleges and Universities Colleges and universities in the U.S. spend an average of $1.10 per square foot (ft2) on electricity and 18Â¢/ft2 on natural gas annually. In a typical college or university classroom building, lighting represents 31 percent and space heating accounts for 28 percent of total ener-gy use, making those systems the best targets for energy savings
Those estimates are based on an average kilowatt cost per hour of 6.92Â¢. Material and installation costs vary widely too. For Warm Floor Centers electric system, the materials alone run $4 to $6 per square foot, according to Blackburn.Lee Hydronics system runs about $5 to $10 per square foot installed.hose estimates are based on an average kilowatt cost per hour of 6.92Â¢. Material and installation costs vary widely too. For Warm Floor Centers electric system, the materials alone run $4 to $6 per square foot, according to Blackburn.