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How to Install Base Shoe & Quarter Round M​​oulding

Jimmy Graham

By Jimmy Graham
Updated January 28, 2026

If there is a gap between your baseboard and the floor, installing base shoe or quarter round moulding is an effective solution. These mouldings create a clean, finished appearance covering imperfections along the floor line. Learn how to install base shoe and quarter round moulding for your floors.

Tools and Materials

Note

Pricing and product selection may vary by location and online.

What is Shoe Moulding?

Shoe moulding, also called base shoe, is trim used to cover gaps between the baseboard and floor, especially where surfaces are uneven. It’s a popular choice for modern homes due to its clean, refined appearance. With a smaller profile than quarter round—typically about ¾ inch high and ½ inch deep—shoe moulding creates a subtle finish that’s easier to bend, cut, and install. However, it may not fully conceal larger gaps between the floor and baseboard.

What is Quarter Round

Quarter round moulding gets its name from its quarter-circle shape, similar to a clock at 3 o’clock. Installed alongside baseboards, it covers gaps and imperfections between the wall and floor, and its broader profile allows it to conceal larger gaps than shoe moulding. With a classic look suited to colonial and craftsman-style homes, quarter round typically measures ¾ inch by ¾ inch. While less flexible than shoe moulding, it’s also commonly used around cabinets, countertops, and other areas that need a curved profile finish.

Making Miter Cuts

When installing trim, you’ll often need to make miter cuts for clean, professional corners. A miter saw is ideal for larger or multiple pieces, while a fine-tooth hand saw and miter box work well for precise cuts. There are two main types of miter cuts: inner and outer. Here’s how to make each:

Inner Miter Cuts: These create tight joints on inside corners for trim and molding. Measure carefully, set your miter saw to a 45-degree angle, and cut each piece so the short points meet at the corner. Test-fit and adjust as needed. This method works for baseboards, crown molding, and other interior trim, giving your project a polished finish.

Outer Miter Cuts: These are essential for neat, professional-looking outside corners. Measure accurately, set your miter saw to a 45-degree angle, and cut each piece so the long points meet at the corner. Dry-fit before installing and tweak angles if the corner isn’t perfectly square. This technique ensures seamless joints for baseboards, crown molding, and decorative trim.


How to Install Base Shoe Moulding

Install base shoe moulding by nailing it to the wall to allow for natural floor movement. Never attach it to the flooring, as this can cause damage or gaps over time. Follow these steps to properly install base shoe moulding:

Installing Quarter Round Moulding

Installing shoe moulding and quarter round follows nearly the same process. Both materials can be cut with the same saw blade and installed using a cordless nailer or a hammer with brad or finish nails. Use a miter saw or miter snips to make your corner and splice cuts in the quarter round and secure those joints with wood glue or construction adhesive as needed.

Start by measuring the length of each wall where the moulding will be installed. Cut and trim your pieces to those measurements, then lay them out in place to ensure a proper fit. Using your nailer or hammer and nails, attach the moulding to the wall, spacing nails about every 12 inches. Finish by applying caulk to fill any small gaps for a clean, professional look.

Shoe moulding adds a modern, decorative finish to a room. It can be painted to blend seamlessly with baseboards or stained to complement flooring, and its sleek, narrow profile can also be used to create subtle contrast. Shoe moulding works well around doorways and staircases, adding a clean, finished look.

Quarter round moulding is often chosen for traditional or classic homes, where its thicker, more pronounced profile helps accent the floor. Because of its rigid shape, it is less flexible than shoe moulding but offers greater durability, making it well suited for moisture-prone areas such as kitchens and bathrooms. Quarter round also works well around countertops and cabinetry for a cohesive, finished appearance.

For more information on both types of moulding, read our article Shoe Moulding vs. Quarter Round.