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Planning Your Kitchen Island: Size, Function, and Design

A kitchen island transforms kitchen function and flow. Key planning considerations for Ontario homeowners adding or upgrading an island.

Kitchen Renovation Planning

A kitchen island is the most requested kitchen feature in Ontario renovation projects, and for good reason — it adds counter space, storage, seating, and a social focal point to the kitchen in one element. But a poorly planned island creates more problems than it solves.

Clearance is the most important planning constraint. The National Kitchen and Bath Association recommends 42" of clearance around an island for one cook, 48" for two. In Ontario kitchens, which are often more compact than homes in newer suburban markets, this clearance requirement frequently limits island size significantly.

Design and Material Selection

Island dimensions should be proportionate to the kitchen. A 36" x 84" island in a small galley kitchen reconfigured to open plan can look appropriate; the same island in a modest-sized kitchen overwhelms the space. We help clients visualize the proportional relationship between island and room before committing to dimensions.

Seating configuration at the island requires an overhang on the seating side of at least 12" (15" is more comfortable) and an appropriate counter height. Standard counter height (36") with counter-height stools, or raised bar height (42") with bar stools — each has advantages. Counter height seating is more comfortable; bar height is more space-efficient.

Project Timeline and Costs

Power and plumbing at the island add functionality but add cost and require permit-included rough-in work. Electrical outlets for small appliances, USB charging ports, and a prep sink are popular island additions. The cost of rough-in work during construction is far less than adding it after the island is built.

D&D Interior Services designs and installs kitchen islands as part of complete kitchen renovations. We help clients navigate clearance constraints, determine the right size and configuration, and build islands that function as well as they look.