Wet Bar Cabinets: Sizes, Layouts and Buying Guide

Wet bar cabinets provide storage and countertop support for a beverage area with a sink and running water. A practical setup usually combines a sink base cabinet with storage for glasses, bottles, and serving tools. Depending on the space, it may also include wall cabinets and an opening for a built-in beverage refrigerator.

You can build a wet bar with compatible kitchen cabinets. The important decisions are the sink cabinet size, appliance opening, available counter space, and room needed to open doors and drawers.

Start by choosing your sink and any appliances. Then select the cabinets around their installation requirements.

What Is the Difference Between a Wet Bar and a Dry Bar?

A wet bar has a working sink connected to a water supply and drain. A dry bar provides a place to store and prepare drinks without a plumbed sink.

Both can include cabinets, a countertop, glassware storage, and refrigeration. The plumbing connection is the main difference.

A wet bar can be useful in a dining area, recreation room, or basement where returning to the kitchen to rinse glasses would be inconvenient. If you mainly need a coffee station or a place to display bottles, a dry bar may meet your needs with fewer installation steps.

Which Cabinets Do You Need for a Wet Bar?

Start with a sink base, then add storage according to what you use. A compact wet bar does not need every cabinet type.

Sink Base Cabinet

The sink base accommodates the sink bowl, drain, water connections, and access for maintenance.

Choose this cabinet using the sink manufacturer’s minimum cabinet size. A sink’s listed width is not the same as its required cabinet width. Mounting hardware, bowl shape, and installation method can require additional space.

Also check the interior arrangement. A working drawer or shelf may interfere with the bowl or plumbing, so a regular storage cabinet is not automatically suitable as a sink base.

When comparing wet bar cabinets with a sink, confirm exactly what is included. A sink base cabinet does not necessarily come with a sink, faucet, countertop, or drain assembly.

Drawer Base Cabinet

Drawers help organize bottle openers, napkins, coasters, and other small items that are easily lost behind cabinet doors.

Before selecting a drawer configuration, measure what you want to store. A tall drawer front does not guarantee enough usable interior height for upright bottles. Drawer box dimensions and hardware affect the available space.

Place frequently used tools close to the main preparation area so you can reach them without moving away from the counter.

Door Base Cabinet

A cabinet with doors can hold pitchers, serving pieces, and backup supplies. Adjustable shelves make it easier to accommodate items of different heights.

Check both the interior space and the clear door opening. Large trays may fit inside the cabinet but still be difficult to move through a narrow opening.

Wall Cabinets

Wall cabinets add storage without using more floor space. They are useful for glassware and items you want to keep behind closed doors.

Select the mounting position around comfortable reach, faucet height, and countertop appliances. A coffee maker may need space above it to open its lid or remove its water reservoir.

Open shelves are another option for frequently used glasses, although the items remain exposed to dust.

Beverage Refrigerator Opening

An undercounter beverage refrigerator usually occupies a planned opening between cabinets or beside a finished support panel. It is not necessarily placed inside a cabinet box.

Choose an appliance approved for the intended installation. Then follow its instructions for opening dimensions, ventilation, electrical access, and door clearance.

Do not assume that a freestanding refrigerator can be enclosed simply because its exterior dimensions fit.

What Wet Bar Cabinet Dimensions Should You Check?

Many wet bars use standard kitchen base cabinets. These commonly have a cabinet height of 34.5 inches and a depth of 24 inches before the countertop is added. Wall cabinets commonly use a 12-inch depth, although other depths and specialty sizes are available.

Use these dimensions as a starting point, then verify the selected products.

For a broader reference, see our kitchen cabinet size chart.

Cabinet Depth Is Not Always Finished Depth

A cabinet listed as 24 inches deep may not include the door thickness. The countertop and handles can project farther into the room.

For example, the Opulent White Shaker kitchen cabinet collection specifies that cabinet depth is measured from the front of the face frame to the back of the cabinet, excluding the door depth.

Measure the remaining walking space from the finished countertop or other projecting surface, rather than from the cabinet box alone.

Appliance Width Is Not the Same as Opening Width

A refrigerator described as a 24-inch model may have a different actual body width and a separate required opening width.

For example, KitchenAid’s KUBL204E specification sheet lists a product width of 23¾ inches and a cutout width of 24 inches. This illustrates why the appliance label alone is not enough for cabinet planning.

Use the installation instructions for your exact model before approving the cabinet layout. Also check the door swing, handle projection, and space needed to remove internal shelves or racks.

Preparation Height and Seating Height Are Separate Decisions

A wet bar does not need a raised seating counter. A counter at the same height as the cabinets can provide a continuous surface for rinsing glasses and preparing drinks.

If you want seating, plan the overhang, support, knee space, and circulation separately. Adding stools in front of standard cabinets does not automatically create comfortable seating.

Wet Bar Cabinet Layout Examples

The examples below show how cabinet widths and an appliance opening affect the overall run. They are planning exercises, not complete installation drawings or packaged cabinet sets.

RARA’s published basic kitchen example identifies a 36-inch sink base, SB36, and a 30-inch base cabinet, B30. Those widths provide a concrete starting point for the calculations below. Confirm current specifications and availability in your selected collection.

Example 1: A 66-Inch Cabinet Run Without Refrigeration

Combine a 36-inch sink base with a 30-inch storage base.

This arrangement gives the sink its own cabinet and leaves an adjacent storage cabinet beneath the preparation area.

The 66-inch subtotal is not the final wall opening or countertop length. Add any required fillers, finished panels, and installation allowances. The countertop dimensions also depend on the planned overhangs and finished ends.

This layout can suit a beverage area where refrigeration is already available nearby. It prioritizes enclosed storage and counter space without allocating part of the run to an appliance.

Example 2: A 90-Inch Run with a Beverage Refrigerator

Add an appliance opening to the same cabinet combination.

The calculation is:

36 + 30 + 24 = 90 inches

This example only applies when the selected refrigerator requires a 24-inch-wide opening. It does not establish the required opening height or depth.

The refrigerator can sit at one end or between cabinets, depending on access and door swing. If it sits at an exposed end, the layout may need a finished support panel. Its thickness must be included in the final calculation.

Have the countertop fabricator confirm the support needed across the appliance opening. The refrigerator itself should not be treated as structural countertop support.

Example 3: An L-Shaped Wet Bar

An L-shaped layout can separate rinsing from serving. One wall can hold the sink and preparation area, while the return provides additional storage or refrigeration.

The corner requires its own planning. You cannot simply add two straight cabinet runs and assume the doors will work.

Check:

• How the corner cabinet or blind space occupies each wall.
• Whether adjacent doors, drawers, and handles interfere.
• Whether the refrigerator door can open fully.
• How people move between the bar and nearby seating.
• Where countertop seams and supports will fall.

If the layout uses a blind corner, review our blind corner cabinet guide before selecting the adjoining cabinets.

For small wet bar cabinets, a straight run may be more practical because it avoids the storage and clearance decisions created by a corner.

How to Choose Materials and Finishes for Wet Bar Cabinets

Wet bar cabinets need to handle normal household use around a sink, including occasional splashes and spills. Compare the cabinet box, door material, finish, and hardware separately.

Check the Cabinet Box Construction

Plywood cabinet boxes are one option to consider, but the word “plywood” alone does not describe the entire cabinet.

Look at panel thickness, shelf construction, joints, back panels, and how the cabinet is assembled. Our cabinet-grade plywood guide explains the distinctions that matter when comparing specifications.

A plywood box does not make the completed cabinet waterproof. Protect cut edges as specified, maintain the sink and countertop joints, and address leaks promptly.

Compare Door Materials Separately

The cabinet doors may use different materials from the cabinet box. A painted cabinet can combine a plywood box with engineered wood door components.

For example, the Opulent White Shaker collection lists plywood cabinet panels and HDF door components. That is a specific construction combination, rather than an all-solid-wood cabinet.

Evaluate the complete specification instead of assuming every component uses the same material.

Choose a Finish You Can Maintain

Think about cleaning as well as appearance. Pale finishes can make a small beverage area feel brighter, while darker finishes can create contrast with the countertop and backsplash.

View a physical sample beside the surrounding flooring and under the lighting planned for the bar. A finish may look different in a basement or an interior room than it does in a product photograph.

Follow the manufacturer’s care instructions and wipe up spills promptly, especially near door edges and cabinet joints.

Should You Choose RTA or Pre-Assembled Wet Bar Cabinets?

RTA cabinets arrive ready for assembly. Pre-assembled cabinets arrive with the cabinet boxes assembled.

The choice affects project handling and labor. It does not, by itself, establish the quality of the finish or materials.

RTA can suit a project where you or your installer can assemble the cabinets. Pre-assembled cabinets can suit a project where you want to reduce assembly work on site.

For a basement wet bar, check the staircase, landings, doorways, and turning space before ordering. A cabinet that fits the finished room may still be difficult to carry there.

Compare the available styles in our RTA kitchen cabinet collections and pre-assembled kitchen cabinet collections.

How to Plan a Wet Bar Before Ordering Cabinets

Finalize the layout around the room, sink, and appliances before making a cabinet list.

1. Measure the Room and Delivery Route

Record the wall lengths, ceiling height, and locations of windows, doors, trim, and other obstructions.

Measure at more than one height because walls may not be perfectly straight. Note the finished flooring and any changes in floor level that affect cabinet or appliance height.

Check how the cabinets will reach the room, especially if the installation is upstairs or in a basement.

2. Confirm the Sink and Plumbing Location

Choose the sink and obtain its installation information. Record the minimum cabinet width, bowl depth, mounting method, and faucet requirements.

Have the plumbing route assessed before locking in the sink location. A convenient-looking wall is not necessarily the simplest place to provide both water and drainage.

Keep connections accessible for maintenance.

3. Select Appliances Before Reserving Openings

Record the exact model number for each appliance and use its required installation dimensions.

For a beverage refrigerator, check the opening size, ventilation arrangement, door swing, and access for servicing. For a countertop coffee maker, check the space needed to refill water and open lids.

Mark these needs on the layout before choosing the surrounding cabinets.

4. Reserve a Usable Preparation Surface

Avoid filling every inch of countertop with the sink and appliances.

Leave a useful area for setting down glasses, preparing drinks, or placing a serving tray. The amount of space you need depends on how you use the bar, so test the arrangement with the items you expect to keep there.

5. Add Fillers, Panels, and Finishing Pieces

A cabinet list should include more than the cabinet boxes.

Review exposed ends, gaps beside walls, appliance supports, toe-kick finishing, and countertop overhangs. Fillers may also be necessary so doors and drawers can open without hitting adjacent trim or walls.

These pieces affect both the final dimensions and the quote.

6. Review the Complete Project Cost

Compare quotes using the same scope.

Include cabinets, finishing pieces, assembly, delivery, installation, countertop fabrication, sink, faucet, appliances, and the required plumbing or electrical work.

A cabinet-only price is not the installed cost of a wet bar. For a consistent comparison method, use the quote checklist in our online cabinet buying guide.

Common Wet Bar Cabinet Planning Mistakes

Several problems can be caught before the order is placed.

Choosing the sink after the cabinet. The preferred sink may require a wider cabinet or a different internal arrangement.

Using the appliance’s advertised width as its opening size. The installation dimensions can differ from the product dimensions.

Treating cabinet widths as the finished run. Fillers, panels, and wall conditions can increase the required space.

Leaving no clear preparation area. A sink and coffee maker can occupy most of a small countertop.

Forgetting door and drawer movement. Check the refrigerator, cabinet doors, and drawers in their open positions.

Assuming a cabinet listing includes a complete wet bar. Verify whether the price includes only the cabinet or also any countertop, sink, hardware, or accessories.

Plan Your Wet Bar with RARA Cabinet Options

Start with the cabinet sizes and functions your layout needs, then compare available finishes.

At RARA RTA Cabinets, you can explore kitchen cabinet collections for a wet bar built from compatible sink bases, storage cabinets, and wall cabinets.

The Opulent White Shaker collection is one starting point for a white Shaker design. Review the individual cabinet specifications and required accessories before finalizing the combination.

If your project also includes a nearby bathroom, you can separately compare RTA bathroom vanities and pre-assembled bathroom vanities. Check their dimensions independently; vanity cabinets should not be assumed to match kitchen cabinet depth or appliance requirements.

For help developing the cabinet arrangement, request a free room design. Share your room measurements, photos, plumbing location, and selected sink and appliance specifications so the layout can account for the components you plan to use.

Frequently Asked Questions About Wet Bar Cabinets

Can I use kitchen cabinets for a wet bar?

Yes. Kitchen base cabinets, sink bases, and wall cabinets can be used for a wet bar when their dimensions and construction suit the layout. Confirm sink compatibility, appliance openings, finished ends, and installation requirements before ordering.

Does a wet bar need a sink?

Yes. A working sink with a water supply and drain is what distinguishes a wet bar from a dry bar. A beverage area without a plumbed sink is generally considered a dry bar, even if it includes a refrigerator.

How much space do I need for wet bar cabinets?

There is no single required cabinet-run length. Add the widths of the cabinets and appliance openings, then include the necessary fillers, panels, and installation allowances. Also check counter space and movement in front of the finished installation.

How deep should wet bar cabinets be?

Many wet bars use kitchen base cabinets with a nominal depth of 24 inches. Shallower cabinets may work for some layouts, but the sink, countertop, storage, and appliances must all be compatible. Check whether the listed cabinet depth includes the doors.

What size sink base do I need for a wet bar?

Use the sink manufacturer’s minimum cabinet size. Do not choose the cabinet from the sink bowl width alone. The mounting hardware, plumbing, and interior cabinet structure also affect compatibility.

Can I put a beverage refrigerator inside a cabinet?

Only use an installation arrangement approved for the appliance. Many built-in beverage refrigerators sit in a specified opening between cabinets rather than inside a complete cabinet box. Follow the exact model’s ventilation, clearance, and access requirements.

Are plywood wet bar cabinets waterproof?

No. Plywood construction does not make a cabinet waterproof. The finish, edges, joints, and plumbing still need appropriate installation and care. Wipe up spills and repair leaks promptly.

Do wet bar cabinets come with the countertop and sink?

Not necessarily. Cabinet listings may include only the cabinetry. Check the product description and written quote for the countertop, sink, faucet, appliances, decorative hardware, and installation.

Are RTA cabinets suitable for a basement wet bar?

They can be, provided the chosen cabinets fit the layout and are assembled and installed correctly. Check package dimensions, delivery access, room conditions, and the plumbing and appliance requirements before ordering.