In a big open-plan space, the rug should sit under the front legs of both the sofas – or if you have a large rug, then both sofas can sit completely atop the rug. If you have chairs in the space as well, then the front legs of the chair should be touching or “hovering” on the rug.Click to see full answer. Consequently, how far should an area rug go under a couch?One popular rule is that the rug should be large enough to slide under the front legs of sofas and chairs in a seating arrangement, unifying the furniture. But just as frequently I’ve heard it suggested that all legs of the furniture should sit on the rug.Similarly, should your couch be longer than a rug? As a general rule, your area rug should be about the size of your living room’s seating area to ground the conversation space. To avoid looking awkward, your rug should be at least a foot wider than your sofa on either side. Considering this, how do you place a rug on a couch? Place the rug in the centre of the living room (under your ottoman or coffee table) and place (at least) the front legs of your your sofa and armchairs on the rug too so that the rug disappears underneath the furniture, and the furniture frames the area.Where should an area rug be placed in a living room? Do Extend Rugs Under Furniture When selecting an area rug, make sure that it extends under all the key pieces of furniture in the room. In a living room, for instance, all of the furniture should be on top of the rug.