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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
Current electric charges in the area are about 15Â¢ per kWh, natural gas is about $1.40 a ccf, propane is about $3.00 a gallon, and oil is about $3.20 a gallon. The annual cost to heat a 2200 square foot existing house of average energy consumption for different combinations of fuels and furnaces: