Where Roof Leaks Actually Come From
In our experience across the Salt Lake Valley, the overwhelming majority of leaks trace to one of these — and only a small minority are a failure of the shingle field itself.
| Source | How it shows up | Typical fix |
|---|---|---|
| Pipe boot / vent collar | Stain in a hallway or bathroom ceiling, often a few feet off the plumbing stack | $275 – $650 |
| Chimney or wall flashing | Stain along an interior wall line, worse in wind-driven rain | $500 – $1,600 |
| Valley | Stain appears mid-ceiling during heavy or sustained rain | $700 – $2,200 |
| Ice dam at the eave | Wet spot near an exterior wall, only in winter | $1,200 – $4,500 |
| Skylight | Drip directly at the skylight curb | $550 – $1,800 |
| Nail pops / lifted shingles | Intermittent, hard to reproduce, often wind-dependent | $350 – $900 |
| Gutter overflow behind fascia | Water inside the wall near the eave, not the ceiling | $300 – $1,200 |
| Low-slope section with shingles | Recurring, worsens every year, never fully fixed | Membrane replacement |
Roof Repair Costs in the Salt Lake Valley
| Repair | Typical range | Notes |
|---|---|---|
| Pipe boot / vent flashing replacement | $275 – $650 | The single most common leak source on Utah roofs. |
| Replace a section of damaged or missing shingles | $350 – $900 | Assumes a matching shingle is still available. |
| Step or counter flashing repair at a wall or chimney | $500 – $1,600 | Cost rises sharply if stucco or masonry has to be cut. |
| Valley repair or re-line | $700 – $2,200 | Depends on valley length and whether decking under it is wet. |
| Skylight reflash or reseal | $550 – $1,800 | Full skylight replacement runs higher. |
| Ridge or hip cap replacement after wind | $450 – $1,500 | Very common after a spring wind event. |
| Ice dam damage repair (eave rebuild + ice shield) | $1,200 – $4,500 | Bench and canyon-mouth homes see this most. |
| Decking replacement | $85 – $150 per 4x8 sheet | Only known once the old roof is off. Should be a per-sheet line item. |
| Emergency tarp / temporary dry-in | $300 – $850 | Buys time until a permanent repair can be scheduled. |
| Full-slope repair (one plane of the roof) | $2,500 – $6,500 | At this point, compare against a full replacement quote. |
Two things move a repair up its range faster than anything else: how long the water has been getting in, and how hard the area is to reach. A leak caught in the first season is usually a boot and a few shingles. The same leak found two winters later has often taken decking, insulation, and drywall with it.
What Moves Your Number Up or Down
Two houses of the same square footage on the same street can be 40% apart. These are the reasons, roughly in order of impact.
- Material tier. The spread from builder-grade to designer shingle across a full roof is often only $2,500 to $4,000 — one of the better value decisions in the project.
- Access. Tight side yards, steep driveways, low-hanging power lines, and no place to stage a dumpster all add time.
- Season. Late fall and winter are slower for most contractors, and pricing sometimes reflects that. Mid-summer after a storm is the worst time to shop on price.
- Pitch. Anything above about 7:12 requires additional fall protection and slows the crew down. Steep roofs commonly add 15 to 30%.
- Layers. Tearing off two or three existing layers roughly doubles the tear-off and disposal line.
- Complexity. Dormers, valleys, chimneys, skylights, and intersecting gables are where the labor hours actually go. A simple gable ranch and a cut-up two-story with the same square footage are not the same job.
- Decking condition. Unknowable until the old roof is off. It should be quoted as a per-sheet rate, not buried in the total.
Roof Leak Repair Cost FAQs — the Salt Lake Valley
It only leaks in winter. Why?
That is almost always ice damming rather than a hole. Meltwater runs down a warm roof, refreezes at the cold eave, backs up under the shingles, and gets in. The fix is a combination of ice-and-water shield at the eaves, correcting attic ventilation, and addressing heat loss into the attic.
Can you tarp it today?
Often, yes, if weather allows us to work safely. A temporary dry-in typically runs $300 to $850 and buys time for a proper repair. Call 385-534-3402 and we will tell you straight whether we can get to you today.
What does a new roof cost in the Salt Lake Valley?
For a typical valley home in architectural shingle, most fall between $8,500 and $18,500 fully installed with tear-off. Larger or more complex homes run $18,000 to $38,000. The variables that matter most are pitch, number of existing layers, and complexity — not square footage alone.
Why are my three quotes so far apart?
Almost always scope, not margin. Check whether each includes full tear-off, synthetic underlayment, ice-and-water shield coverage, new flashing rather than reused, ventilation work, and the permit. A cheap bid is usually missing two or three of those.
Do you offer financing?
Yes, with approved credit, including options with no prepayment penalty. We will run the numbers for you before you commit to anything, and we will tell you if the repair route makes more financial sense than financing a replacement.
Can I just roof over the existing shingles?
It is legal in most cases if there is only one existing layer, and it saves roughly $1,500. We do not recommend it: it hides the decking condition entirely, traps heat that shortens the new shingle life, and doubles the tear-off cost when the next roof goes on.
Free roof inspection in the Salt Lake Valley
Photo documented, written, and yours to keep. If your roof does not need work, we will tell you that — and we will put the remaining life in writing.
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