A kitchen island provides additional work surface and storage area. The kitchen island countertop does not have to be the same as your cabinet countertop, but it should look integrated with the overall kitchen decor. A kitchen islandncountertop is a highly functional surface that you and your family can use for eating meals, playing games, preparing food and several other activities. Kitchen island counterop come in wide array of styles and can include some clever added features such as dual surface heights and built-in sinks. If you are thinking of installing a kitchen island, there are several countertop design ideas that can work for you. Some of the most in-demand materials for kitchen island countertops include wood butcherblock, marble, granite, etc.