Boon Keng is a subzone within the planning area of Kallang, Singapore, as defined by the Urban Redevelopment Authority (URA). The smallest in terms of physical area among the nine subzones that make up Kallang, Boon Keng is bounded by the Pelton Canal in the north; the Kallang–Paya Lebar Expressway (KPE) and Sims Way in the east; Sims Avenue in the south; and the Kallang River in the west.