Few small home annoyances are as universally familiar as a door that sticks. It opens fine for months, then suddenly drags against the jamb, refuses to latch, or scrapes the floor. Seasonal sticking is one of the most common issues older homes face, and the cause is almost always something other than a defect in the door itself. Knowing why it's happening points you to the right fix, which is usually quick and inexpensive.
Why Wood Doors Stick With the Seasons
Wood is what designers call hygroscopic, which means it absorbs and releases moisture from the air around it. In humid summer months, wood doors take on moisture and swell. In dry winter months, they release moisture and shrink.
Even small changes in size can be enough to make a tightly fitted door rub against the jamb or floor. The problem is more pronounced in older homes, in regions with extreme seasonal humidity swings, and in doors that were originally hung with very tight tolerances.
How to Find Exactly Where It's Sticking
Before you do anything, identify where the door is rubbing. Close the door slowly and look for the spot where it catches. Worn marks or shiny spots on the door's edge or the jamb point right to the contact area.
Run a piece of cardstock or thin paper along the gap between the door and jamb. Wherever the paper sticks is where the door is binding. Most sticking happens at the top corner opposite the hinges or along the latch side.
Tighten Loose Hinge Screws First
According to Family Handyman, the simplest fix is also the most common solution: tighten the hinge screws. Hinge screws loosen over the years of use, allowing the door to sag slightly and rub against the jamb.
Use a manual screwdriver rather than a drill to avoid stripping the threads. Tighten every screw on every hinge, then test the door. If a hinge has stripped screw holes, fill them with wooden toothpicks dipped in wood glue and let them dry before reinserting the screws.
Try a Longer Screw in the Top Hinge
If hinge tightening doesn't solve the problem, Angi recommends replacing one of the top hinge screws with a longer screw, typically 3 inches.
The longer screw bites into the framing behind the jamb rather than just the trim, pulling the door slightly upward and inward. This often eliminates sticking at the latch-side top corner without removing the door at all, and the trick takes about five minutes from start to finish.
Sand or Plane Down High Spots
If the door still binds after tightening the hinges, mark the contact areas and remove a small amount of material. Light sticking can be sanded with medium-grit sandpaper. More serious sticking requires removing the door and planing the high spots with a hand or block plane.
Take off only as much wood as needed, since over-planing creates gaps that look bad and let drafts through. Reseal the planed edge with paint or stain to prevent the wood from absorbing more moisture and getting worse.
Lubricate and Adjust Hardware
A door that catches at the latch may not be a sizing issue at all. Spray hinge pins with a light lubricant like silicone spray or a few drops of 3-in-One oil.
If the latch isn't aligning with the strike plate, Angi recommends loosening the strike plate screws and tapping it slightly up, down, left, or right. For more significant misalignment, file the strike plate opening with a metal file until the latch engages cleanly.
When Humidity Is the Real Problem
If sticking only happens in summer or winter and resolves naturally on its own, the problem is humidity. Try to keep indoor humidity between 30 and 50 percent year-round using a dehumidifier in summer and avoiding over-humidification in winter.
Sealing the door's top, bottom, and edges with paint or polyurethane reduces how much moisture the wood can absorb, which keeps seasonal swelling to a minimum. Solid wood doors, especially older ones, will always be somewhat sensitive to humidity, but they don't have to be unusable.
When the Foundation Might Be at Fault
Sometimes a sticking door points to a problem much bigger than the door itself. If multiple doors throughout the home start sticking around the same time, or if you see new cracks in walls, gaps in trim, or sloping floors, the home may be settling unevenly.
Foundation repair professionals consider these signs of potential structural movement. In that case, sanding or planing fixes the symptom but not the cause, and a professional foundation assessment is worth the call before doing any more cosmetic work.
When to Call a Professional
A sticking door is almost always a DIY fix. Multiple sticking doors, doors that won't latch after repeated adjustments, doors with visible warping, or doors paired with cracking walls, however, warrant a professional.
A handyman can usually solve hardware and wood problems in an hour, while a foundation specialist is needed if structural settling is involved. Either way, addressing the cause is more important than just shaving wood off the door.
A Door That Closes Easily, Year-Round
A sticky door is one of those small problems that's easy to tolerate but easy to fix once you know how. Start with the simplest solutions: tighten the hinges, try a longer screw, lubricate, and check for humidity changes.
Save sanding and planing for when other steps don't work, and call a pro if multiple doors are affected at once. A few minutes of work usually returns a door to smooth, quiet operation that lasts all year long.