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Carpentry  /  April 15, 2026

How a Handyman Can Fix or Replace Your Sagging Door Frames

How a Handyman Can Fix or Replace Your Sagging Door Frames

A sagging door frame is one of those home problems you notice right away. Your door drags across the floor. It won’t latch properly. It swings open on its own—or refuses to close at all. Sound familiar? You’re not alone. This is one of the most common repair requests we get at Handyman Connection in Calgary, and the good news is, there are several reliable ways to fix it.

A sagging door frame is typically caused by loose hinges, stripped screw holes, moisture damage, or a shifting foundation. Each of these issues requires a specific approach. Get the fix wrong, and the problem comes right back. Get it right—with the right tools, techniques, and expertise—and your door will operate smoothly for years to come.

In this blog, we’ll walk you through exactly how Handyman Connection Calgary approaches sagging door frame repairs, from tightening hinges to replacing the frame entirely.

What Are Signs of Foundation Problems Causing Door Sag?

Foundation shifting is one of the more serious causes of door sag, and it’s important to catch it early. When a home’s foundation moves—due to soil settling, frost heave, or moisture—it places uneven pressure on door frames and causes them to rack out of square.

Here are the key warning signs to watch for:

  • Doors that stick or won’t close at certain times of year, especially in spring and fall.
  • Visible gaps between the door and the frame that are uneven on one side.
  • Cracks in drywall or plaster near the corners of door frames.
  • Diagonal cracks in exterior brick or masonry near windows and doors.
  • Uneven or sloping floors close to the affected door.

If you notice more than one of these signs at the same time, the issue may go beyond the door itself. A professional assessment is the safest next step—our team at Handyman Connection can evaluate the situation and determine whether a structural specialist needs to be involved before any door repairs are made.

Tightening or Replacing Hinge Screws

The most common reason a door frame sags is surprisingly simple: loose hinge screws. Daily use puts constant stress on the screws that hold hinges to the door jamb, and over time, they can work themselves loose. When that happens, the door drops, the frame shifts, and you’re left with a door that drags, sticks, or refuses to latch.

Our technicians start by inspecting every screw in the top and middle hinges. Using a manual screwdriver (not a drill—drills can strip the holes and make things worse), they carefully tighten each one. In many cases, this step alone brings the door back into proper alignment.

When standard screws are too short to grip effectively, we replace them with 3-inch screws that reach all the way through the door jamb and into the structural framing stud behind it. This creates a much stronger hold, pulling the jamb firmly back into position and lifting the door. It’s a straightforward fix—but knowing which screws to use and exactly where to drive them makes all the difference.

Tightening or Replacing Hinge Screws

Fixing Stripped Screw Holes

If hinge screws spin freely without tightening, the holes have likely been stripped. This means the wood around the hole has been worn away and can no longer grip the screw threads. Simply driving a new screw into a stripped hole won’t work—it will just spin in place.

The right repair involves a few careful steps:

  • Remove the hinge screws from the affected holes.
  • Fill the holes with wooden toothpicks or dowels coated in wood glue.
  • Allow the glue to cure fully before reinserting the screws.
  • Drive the screws back in for a tight, secure hold that won’t fail again.

This technique works because the wood glue and dowel material harden into a solid mass that gives the screw threads something firm to grip. Our team at Handyman Connection carries out this repair cleanly and precisely, so there’s no unsightly damage left behind on your door jamb.

Bending Hinges Back Into Alignment

Sometimes a door sags even when the screws are tight. The problem may be that the hinge itself has bent out of shape. This often happens with heavier exterior doors that are opened and closed many times each day. Over time, the weight of the door can pull the hinge knuckles out of line and cause the latch side of the door to drop.

To fix this, a technician can carefully adjust the hinge back into place. Using a crescent wrench, they gently bend the hinge knuckles so the door shifts back toward the hinge side of the frame. This small adjustment helps bring the door back into alignment. In many cases, it solves the problem without removing the door or rebuilding the frame.

This repair requires a careful touch. If too much pressure is applied, the hinge could crack or the door frame could be damaged. An experienced technician knows how much adjustment is needed and how to apply it safely. When done correctly, the door opens smoothly again and closes the way it should.

Shimming the Hinges

When the hinges look fine but the door still sags, the problem often lies in the gap between the hinge and the door jamb. Even a slight misalignment behind the hinge can cause the door to hang at the wrong angle.

The solution is shimming—placing thin pieces of wood or cardboard behind the hinge to adjust its position within the frame. Here’s how our team approaches it:

  • Remove the hinge screws from the problem hinge (usually the lower hinge).
  • Cut a shim to match the size of the hinge mortise.
  • Place the shim behind the hinge to push it slightly forward.
  • Reattach the hinge and test the door’s swing and clearance.

Shimming is a low-impact fix that can make a noticeable difference in how the door hangs. It’s also reversible if further adjustments are needed. Our technicians assess the hinge alignment carefully before deciding on shim thickness, so the correction is accurate the first time.

Adjusting or Replacing the Strike Plate

After the door frame has been corrected, you might find the latch still doesn’t line up with the strike plate. That’s because the strike plate was installed to match the door’s original (sagging) position, not its corrected one.

Our technicians check the alignment of the latch against the strike plate and make the necessary adjustments:

  • Loosen the strike plate screws and shift the plate up or down to align with the latch.
  • Use a chisel to widen the mortise slightly if the plate needs to move more than a millimetre or two.
  • Reinstall and tighten the strike plate in its new position.
  • Test the latch several times to confirm it catches cleanly and the door locks securely.

A properly aligned strike plate is what gives your door a solid, satisfying close and what keeps your home secure. It’s a small detail that makes a big difference.

Replacing the Frame

When the door frame itself is severely damaged—rotted wood, deep structural warping, or damage caused by foundation movement—repairs to the hinges and hardware won’t be enough. At that point, the entire frame needs to come out and be replaced.

Frame replacement is a more involved job, but our team at Handyman Connection handles it with care and precision. The process includes:

  • Removing the existing door and frame without damaging surrounding walls or trim.
  • Checking the rough opening for plumb, level, and square before installing anything new.
  • Installing the new door frame using quality materials and proper fastening techniques.
  • Rehanging the door and adjusting all hardware for smooth, reliable operation.
  • Reapplying trim and finishing touches to leave everything looking clean.

The cost of a professional frame repair or replacement typically ranges from $50 to $200 for straightforward jobs, though more complex repairs involving structural damage will vary. Our team provides a clear estimate upfront so there are no surprises.

Calgary’s Climate and Your Door Frames

Calgary homeowners face unique challenges when it comes to door frames. The city’s dramatic temperature swings—from hot, dry summers to cold, snowy winters—cause wood to expand and contract repeatedly throughout the year. This seasonal movement can loosen screws, shift frames, and cause doors to stick even when they were perfectly adjusted just months before.

Frost heave is another local concern. Calgary’s clay-heavy soils shift when they freeze and thaw, which can gradually affect a home’s foundation and throw door frames out of alignment over time. Older homes in established neighbourhoods like Beltline, Hillhurst, or Forest Lawn are particularly susceptible.

If your doors have been giving you trouble through multiple seasons, it’s worth having a professional take a proper look. The fix might be straightforward—or it might point to something that needs attention before it gets worse.

Frequently Asked Questions

How long does it take to fix a sagging door frame?

Most standard hinge and screw repairs take between 30 minutes and a couple of hours. Full frame replacements typically take a half day to a full day, depending on the complexity of the job.

Can a sagging door frame affect home security?

Yes. A door that doesn’t latch or lock properly is a security risk. Fixing the frame restores the door’s ability to close securely and operate as intended.

Is it normal for doors to sag in winter in Calgary?

Some seasonal movement is normal in Calgary due to temperature changes and humidity fluctuations. However, if a door sticks or sags consistently throughout the year, that’s a sign something needs to be repaired.

How do I know if my door is sagging because of the hinges or the foundation?

Hinge-related sag usually affects just one door and is accompanied by loose screws or visible hinge wear. Foundation-related sag is more widespread—you may notice multiple sticking doors, cracks in walls, and uneven floors all at once.

Will fixing the hinges permanently solve a sagging door?

If the root cause is loose or stripped hinge screws, a proper repair using longer screws and filled holes should hold for years. If the underlying cause is foundation movement or a damaged frame, those issues need to be addressed first.

How much does door frame repair cost in Calgary?

Basic hinge and screw repairs are relatively inexpensive. Full frame replacements typically range from $50 to $200 for materials, plus professional labour. The final cost depends on the extent of the damage and what’s involved in the repair.

Get Your Doors Working Right Again

A sagging door frame may not seem like a big deal at first, but it’s a sign that your home might need some repairs. If these problems are ignored, they can lead to more serious structural issues that could impact the safety and stability of your house. That’s why it’s important to address door alignment problems as soon as you notice them.

At Handyman Connection in Calgary, we understand how important it is to keep your home in good shape. Over the past 24 years, we’ve helped countless homeowners fix sagging door frames and other home repair issues. Our skilled craftsmen take the time to carefully inspect each door, figure out the best way to fix it, and ensure it’s working just the way it should. We pride ourselves on delivering quality work that lasts.

Don’t wait for a small issue to turn into a big problem. If your door is difficult to open, doesn’t close properly, or hangs unevenly, now is the time to act. Request an estimate from our team today, and we’ll take it from there. With our expertise, you’ll have peace of mind knowing your home is safe, secure, and functioning as it should.

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