Buchs has an area, as of 2006, of 16 km² (6.2 sq mi).
 Of this area, 39.6% is used for agricultural purposes, while 27.8% is forested.
 Of the rest of the land, 25.1% is settled (buildings or roads) and the remainder (7.5%) is non-productive (rivers or lakes).

The municipality is located in the Werdenberg Wahlkreis.
 It is a shopping, industry and services center for the upper St. Gallen Rhine valley (German: Rheintal) as well as the capital of the Wahlkreis.
 It consists of the village of Buchs and the large hamlets of Räfis and Burgerau as well as scattered settlements on the Buchserberg.

It lies on the border with Liechtenstein, next to the town of Schaan.
Buchs has an area, as of 2006, of 16 km² (6.2 sq mi).  Of this area, 39.6% is used for agricultural purposes, while 27.8% is forested.  Of the rest of the land, 25.1% is settled (buildings or roads) and the remainder (7.5%) is non-productive (rivers or lakes).
The municipality is located in the Werdenberg Wahlkreis.  It is a shopping, industry and services center for the upper St. Gallen Rhine valley (German: Rheintal) as well as the capital of the Wahlkreis.  It consists of the village of Buchs and the large hamlets of Räfis and Burgerau as well as scattered settlements on the Buchserberg.
It lies on the border with Liechtenstein, next to the town of Schaan.
Buchs, St. Gallen