The present study aimed to clarify the characteristics of elderly people living in non-air-conditioned homes. A questionnaire survey conducted in Misato city in July 2013 revealed that 96.1% of elderly individuals lived in air-conditioned homes. Elderly individuals living without air conditioners tended to be men, and those who were unmarried, living alone, or living in an apartment. The results suggest that most elderly individuals without air conditioners lived in multi-unit apartments.