Riemst, a commune of 16,000, is located just across Belgium's eastern border from the city of Maastricht, in the Netherlands.
Genoelselderen, Herderen, Kanne, Membruggen, Millen, Val-Meer, Vlijtingen, Vroenhoven, and Zichen-Zussen-Bolder are boroughs within the municipal district of Riemst.