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Roof leak repair starts with the problem found and photographed, then the scope and price in writing before any work starts.
One call to (855) 512-1072 reaches Roofers Hotline for roof leak repair in Milwaukee and 10 towns across Waukesha, Washington and Jefferson counties. Calls are answered 24 hours a day and every estimate is put in writing before work starts.
Storm inspection matters here, with 131 hail reports within 15 km of the city center since 2000 on the Storm Prediction Center's log.
A stain on the ceiling rarely sits under the hole, because water runs along rafters before it drops. The visit covers the attic and the roof surface together to find where rain actually gets in. About 85% of the metro's homes were built before 1980, so older framing and layered roofs are common. Call to book the inspection.
Flashing around chimneys, vent boots and valleys is where many leaks start, and the written estimate says whether each one needs resealing or replacing. The county logged 44 hail events of one inch or larger since 2015, and hail can crack boots and bend metal. Call and ask for the written estimate.
Once water reaches the underlayment, patching the shingle above it will not stop the leak. The repair replaces the soaked underlayment and the damaged shingles around it, and the estimate lists both. NOAA records show hail as large as 3 inches in the county since 2015, enough to break shingles outright. Call to have the roof checked.
Water that keeps getting in softens the plywood or boards under the shingles, and soft decking cannot hold a new repair. Each visit includes pressing on the decking near the leak and writing up any rotted sections. The metro has a high ice-dam risk, and slow winter meltwater can rot decking over several seasons. Call before the next freeze.
How the job runs, call by call, is covered under roof leak repair.
Roof leak repair in Milwaukee starts in the attic and on the roof surface, tracing where water gets in, then resealing or replacing flashing, boots and valleys. Wet underlayment and damaged shingles are replaced, and the decking is checked for rot. Call when a stain appears on a ceiling, when insulation feels damp, or after a storm leaves water inside. A small entry point found early is a smaller repair than one left through another freeze and thaw.
Hail reports within 15 km of Milwaukee since 2000 put the city in the Very High band among the towns Roofers Hotline tracks. The county also logged 44 hail events of 1 inch or larger since 2015, and the largest hail in that record was 3 inches. Hail bruises shingles and loosens granules, so leaks here often start at damaged shingles as well as at flashing. Hail peaks in May, and 2024 had 9 events.
Across the metro's 114 ZIP codes, roof inspection for this metro is explained visit by visit.
Sources: U.S. Census ACS 2019 to 2023; NCEI 1991 to 2020 normals. Updated October 2026.
A drip or stain that appears during or after rain usually means water is already past the shingles and the underlayment. In Milwaukee that can follow May hail or a winter of ice dams, which the city's snow and freeze record rates High risk. A musty attic or damp insulation points to a slower leak, and peeling paint below the roofline often means water is running down the wall. Water inside during an ice dam is a reason to call.
Costs
| Job | Range | Per unit |
|---|---|---|
| Roof leak repair | $400–$1,800 | per job |
| Flashing repair (chimney, wall, vent) | $200–$700 | per job |
| Roof repair, minor (a few shingles, a boot, sealant) | $100–$1,600 | per job |
| Roof repair, moderate (a section, valley or underlayment) | $1,100–$3,300 | per job |
Full roof cost breakdown for this metro.
Typical range for this metro, built from published ranges and the local labor index (1.14); a written estimate depends on pitch, layers and decking.
Not a quote: typical 2026 ranges from published cost guides and Census County Business Patterns 2022 payroll data; your written estimate depends on pitch, layers and decking.
Source: published 2026 cost guides (Fixr, Bob Vila, Today's Homeowner) and Census County Business Patterns 2022 roofing-contractor payroll.
One call also covers roof replacement in Milwaukee, photographed first and estimated in writing.
Why call
About 85% of Milwaukee's homes were built before 1980, and the median home dates to 1952 (ACS 2019-2023). Roofs on houses this age are often on a second covering, so a leak visit includes checking the decking for rot as well as the flashing. With 133 freeze days a year in the 1991-2020 normals at the West Allis station, call before winter, and after May hail if you see stains.
For this service 6 miles out, read our coverage of Elm Grove, which uses the same number.
Wisconsin licensing: Wisconsin requires a Dwelling Contractor certification from the Department of Safety and Professional Services for residential work. Look up any license at Wisconsin DSPS.
Questions
It starts with tracing the entry point from the attic and the roof surface. From there the work covers resealing or replacing flashing, boots and valleys, replacing wet underlayment and damaged shingles, and checking the decking for rot. You get a written estimate before any work starts.
It can. The county logged 44 hail events of 1 inch or larger since 2015, and the largest hail was 3 inches. Hail damages shingles and can open a path for water, so a stain after a May storm is worth having checked.
The housing is old. About 85% of homes here were built before 1980, the median build year is 1952, and 34.7% predate 1940. Older roofs often have worn flashing, aged underlayment and decking that needs checking for rot, so a leak may have more than one cause.
Yes. The metro's ice dam risk is rated High from snow and freeze normals, which show 52 inches of snow a year and 133 days a year with a low at or below 32 F at the West Allis station. If water shows up inside during winter, call for a leak repair.
Another question homeowners here ask is How long does a roof last?, from across the metro.
The same county storm and housing records feed our local guide to hail and storm damage claims. For the longer read, see the local guide to common roof problems here, built from this county's own records.
Takes about a minute. Tell us the ZIP code and what the roof is doing, and a local roofer calls you back to book an inspection and written estimate.
Start your requestOr call: the number at the top of this page is answered 24/7.