The investigation of electricity consumption is one of the main issues in the energy economics literature and has been considered empiricaly in recent years. So the main aim of this paper is to estimate the optimal electricity consumption in Iranian household sector during the period of 1990-2009. For achieving this, the empirical model has been estimated by panel data for three gropus of countries including developed, developing and total countries. The results of this paper reveal that there is not a significant difference between the electricity consumption in Iran and developing countries. Moreover, the electricity consumption in Iran less than of other developed countries.
