The elderly in South Korea in 2012 to 11.8% now aging fast-paced world, which is older than most countries. That is, as long as the elderly people lack the time to respond on the issue could cause many problems. According to the principle of social solidarity, long-term care insurance was introduced for the elderly since July 2008 and facility and sanction salaries were supported for the level 1 (the most serious illness) - level 3 (serious illness) elderly. On the other hand, in the fields of architecture, it is difficult to receive the contents of the unified related articles when the design and construction of the elderly welfare facilities take propel commissioned. This paper not only presents the elderly welfare facilities operated according to the institution and policy of elderly welfare facilities in terms of architecture, but also provides the criteria summarized by building facilities in the field of construction of elderly welfare facilities planning, planning, design is intended to provide basic information. This study addresses are as follows: First, the aging population of South Korea and welfare facilities for the elderly are addressed. Second, in terms of architecture, the institution and policy of elderly welfare facilities in South Korea, are addressed. Third, the construction criteria of elderly welfare facilities is summarized to help architectural practitioners understand. Fourth, the future direction of the architectural design of welfare facilities for the elderly is presented.