According to Atlantic Shopping, if you want to be able to eat at your kitchen island, you’ll need at least 12 inches of overhang to make adequate knee space. It’s also important to remember than an overhang of over 12 inches requires support to make it sturdy enough to lean on and eat off of.

How much overhang should a kitchen island have without support?

Different countertop materials have different requirements. Solid Surface countertops can overhang 6 inches without additional support (e.g. plywood decking). 3 cm Quartz (engineered stone) can handle a 14 inch overhangs and 3 cm Granite overhangs should not exceed a 10 inch overhang without additional support.

What is the minimum overhang on a kitchen island?

The height of an island usually matches the height of a countertop at 36 inches. If your island has seating, the counter should overhang at least 15 inches. An island with a taller height for bar stool seating should be 42 inches high and the overhang should be at least 12 inches.