How to Silence Creaky Floorboards

Floorboards that groan underfoot are usually the result of friction between the floorboard and the joist or subfloor beneath. Over time, wood expands and contracts with humidity changes, causing the nails holding the planks down to loosen. This movement creates that telltale protest when you walk across the room. Fixing a squeak is straightforward once you locate the culprit. Whether you are working with hardwood planks or carpeted subflooring, the goal is always the same: tighten the connection between the surface board and the structural framing below. When done well, your floor will be completely silent, restoring a sense of solid, quiet construction to your home.

1. Find the Exact Source. Walk across the floor and have a partner listen or mark the exact spot with masking tape. Identify if the squeak happens on the board itself or at a joint between two planks.
2. Anchor It Down. For exposed hardwood, drill a pilot hole through the floorboard into the joist using a tiny bit. Drive a 2-inch finish nail into the hole, then use a nail set to sink the head below the wood surface.
3. Hide the Evidence. Apply wood filler that matches the tone of your flooring into the recessed nail hole. Wipe away excess material immediately with a damp rag.
4. Screw Through Carpet. If the floor is carpeted, use a specialized screw-down kit that drives a breakaway screw through the carpet and into the joist. The screw head will snap off below the surface of the subfloor, leaving the carpet pile undisturbed.
5. Silence Board Friction. If the squeak is caused by boards rubbing against each other rather than the joist, sprinkle powdered graphite between the boards. Work the powder into the gaps using a thin piece of paper or a stiff brush.
6. Verify the Fix. Walk over the repaired section several times to confirm the noise is gone. If the squeak persists, repeat the process with another screw or nail slightly offset from the first.