The maximum overhang is no more than 1/3 of the total dimension of the countertop – not to exceed 15”. Overhang greater than 15” requires corbels or flush mounted steel supports. Supports must be designed to bear the weight of the countertop and be mounted to studs or equivalent load bearing structure.
In general, the recommended countertop overhang is between 1 and 1.5 inches. 'The standard overhang measurement is based on the fact that most people find this distance be the perfect place to rest their forearms while food prep is taking place,' notes Chris Alexakis, founder of CabinetSelect.
A typical overhang for a comfortable seating area should be around 25-30cm (10-12”), this should leave enough knee room and adequate space between the countertop edge and the person seated. Therefore, as the depth of the overhang increases, so does the comfort and usability of the bar.
Usually, the conventional overhang of a countertop should be placed at 1 to 1 ½ inches above the cabinet. At the same time, the bared and exposed ends of a countertop should usually have a ½ inch overhang. The edges that suffice to a wall should not have any overhang to retain the fit flush to the wall.
The bar top overhang should be a minimum of 8-1/2” and could be as much as 10” so your knees do not hit the bar front. For our extra tall customers the 10” overhang maybe necessary.
The minimum countertop overhang for seating is 10″, but we recommend at least 12″ for ideal comfort. You could choose a tiered countertop, which will have multiple heights for seating. You can choose from table height, countertop height, or bar height kitchen islands.
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.
Standard countertop overhang measurements
The standard quartz countertop overhang is 1 ½ inch. If using inset cabinetry, your quartz countertop overhang limit needs to be less than that of frameless or overlay cabinets.
Allow 12 inches of clear countertop space on both sides of a cooktop, 15 inches on both sides of a range. Allow for 26-36 inches of space between cooktop and range hood. 32in is a good middle ground that most people will feel comfortable with.
Granite thickness – granite tops with a thickness of 3 cm can have an 8-10 inch overhang without additional supports. If your granite top has a 2 cm thickness, we recommend attaching a support system should the overhang exceed 6 inches.
If seating is to be created at the counter, it's important that it will be comfortable, and that means following some additional guidelines. 'Comfortable seating requires a minimum of 15 inches of countertop overhang,' recommends Erika Jayne, a DC designer, general contractor and owner of Erika Jayne Design.
The typical measurement for island overhang is up to 12 inches, which should provide sufficient space for people to fit their knees comfortably underneath. If you feel you need more room, you could extend the overhang even further.
Roof overhangs come in sizes that range from 0 to 24 inches. Homes in dry, desert-like climates may have minimal or no roof overhangs. Homes in milder areas have typical overhangs of 12-18 inches, while 18-24 inches if more common in wet or extreme climates.
Standard countertop overhang is 1 ½ inches.
Keep in mind that this is 1 ½ inches over the front edge of the base cabinet. While some countertops may have different overhang measurements, this is the number that is seen as standard for homes. While 1 ½ inches is the most common, it's far from mandatory.
Since countertops sit directly on the cabinets, the cabinetry must be installed prior to the final measurements, fabrication, and installation. If an apron or farmhouse sink is being used, it must be installed prior to template process.
A standard bathroom cabinet overhang is about 1 to 1 1/2-inches. This slight overhang is attractive and helps protect the cabinets below the counters from spills. However, some homeowners desire a larger or smaller overhang due to the benefits each can offer.
Take a measurement near the back of the cabinets and the front to make sure they match. If not, go with the smaller dimension. A standard cutout width is usually 30 inches wide to accommodate a 30-inch range that is actually 29-7/8 inches wide.
The general rule is that you will need at least 42 to 48 inches (106.68 cm to 121.92 cm) of open space around your island. Another life-saving guideline: if your kitchen is less than 13 feet wide, we don't recommend adding an island at all.
| Hunker. The recommended distance between a kitchen counter and a kitchen island is 42 inches. If sharing cooking duties, try 48 inches. Wheelchairs require 60 inches.
The maximum allowable overhang is no more than 1/3 of the depth of the countertop and not to exceed 15” total. 2. Overhangs greater than 15” require the installation of corbels.
Since quartz countertops are the most popular choice with homeowners, there is a large variety of colours and patterns to choose from. Because of its thickness, the 3 cm quartz can provide adequate support without plywood. Since you won't need to hide the plywood underneath it, there is no need for a laminated edge.
Overhang that exceeds 24” requires the use of substrate and posts installed evenly at a maximum of 36” between centers of each adjacent support. Tops on half wall can be installed using steel supports with overhang up to 12”. Overhang greater than 12” will require corbels or legs.
Almost certainly, yes. Generally speaking, unless your kitchen units are very old, it is highly unlikely that they will be too weak to handle the weight of any solid stone worktops, including quartz.
The maximum overhang is no more than 1/3 of the total dimension of the countertop – not to exceed 12”.
Raised bars are generally 42 to 48 inches in height, so they can accommodate bar stools. For these countertops, the standard overhang is also 12 inches. Most stock or semi-custom kitchen base cabinets are two-feet deep. A countertop that sits 25-1/4 inches deep will generally leave an overhang of 1-1/4 inches.