County outline; the Storm Prediction Center has logged 97 hail reports nearby since 2000.
One call to (855) 512-1072 reaches Roofers Hotline for roof leak repair in Chicago and 34 towns across Cook, DuPage and Will counties. Calls are answered 24 hours a day and every estimate is put in writing before work starts.
This area is in the very high band for storm inspection, with 97 hail reports within 15 km of the city center since 2000.
Roof leak repair services in Chicago
Tracing the entry point from the attic and the roof surface
Water often enters far from the stain on your ceiling, so the visit checks the attic and the roof surface together. The metro sees about 34 inches of precipitation a year in the 1991 to 2020 normals at the metro Midway airport station, which gives leaks plenty of chances to show themselves. Call to book the trace.
Resealing or replacing flashing, boots and valleys
Flashing, pipe boots and valleys are the usual leak points, and the written estimate says which to reseal and which to replace. Wind matters here: Cook County logged 131 damaging thunderstorm wind events since 2015. Ask for the written estimate before any work starts.
Once water gets under the shingles, the underlayment beneath them is usually wet too, so damaged shingles and soaked underlayment are replaced together. Hail as large as 2.75 inches has been recorded in the county since 2015, enough to bruise and crack shingles. Call and have the damage documented in writing.
Repeated wetting softens the wood under the roof covering, so decking is checked before the repair is closed up. The metro averages about 106 freeze days a year in the 1991 to 2020 normals, and freezing and thawing push water into every gap. Call to have the decking checked.
The nearest station averages 20 days a year at 90 degrees or above, heat that dries out shingle seals.
Weather disasters in Cook County have drawn 22 federal declarations on OpenFEMA's record, most recently in 2024.
About 46% of the 1,268,199 housing units the Census counts inside the city limits are owner-occupied.
Roof leak repair in Chicago starts with finding where the water gets in, from the attic and from the roof surface, and ends with a written estimate before any work starts. The visit covers flashing, boots, valleys, underlayment, shingles and decking, plus a moisture check after the repair.
Cook County logged 178 hail events of one inch or larger since 2015, and hail reports within 15 kilometers of the city land in the Very High band. Call after the next storm, or as soon as you see a stain, and ask for the written estimate.
Why roof leak repair here is different
Chicago's storm record shapes this job. NOAA's storm records show 178 hail events of one inch or larger in the county since 2015, with hail as big as 2.75 inches, along with 131 damaging wind events and 36 tornadoes. Hail bruises shingles and wind lifts flashing, so one leak can have several entry points that are hard to see from the ground. The visit checks the whole path the water takes, and the written estimate lists each repair separately. Call to book the inspection.
For this service locally, see roof repair in Chicago, booked across the metro's 180 ZIP codes with a written estimate first.
77%Homes built before 1980city limits, Census estimates
1952Median year builtcity limits, Census estimates
1,268,199Housing unitscity limits, Census estimates
39inAnnual snowfallnearest station, 1991–2020
106Days at or below freezingnearest station, 1991–2020
Sources: U.S. Census ACS 2019 to 2023; NCEI 1991 to 2020 normals. Updated October 2026.
Signs you need roof leak repair
Say you see a drip or stain that appears during or after rain, maybe on a bedroom ceiling the morning after a June thunderstorm. In Chicago that often points to hail or wind damage, and a musty attic, damp insulation or peeling paint below the roofline tell the same story. Ice dams with water inside are common here too, since the city's ice-dam risk is High. Take photos from the ground and stay off the roof. Then call for roof leak repair.
A drip or stain that appears during or after rain
A musty attic or damp insulation
Peeling paint below the roofline
Ice dams in winter with water inside
Costs
What roof leak repair costs in Chicago: typical range (2026)
Job
Range
Per unit
Roof leak repair
$500–$1,900
per job
Flashing repair (chimney, wall, vent)
$200–$700
per job
Roof repair, minor (a few shingles, a boot, sealant)
$100–$1,800
per job
Roof repair, moderate (a section, valley or underlayment)
Typical range for this metro, built from published ranges and the local labor index (1.30); 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.
Older roofs often need decking repair, and 77% of homes inside the city limits were built before 1980.
Roofers Hotline also books what emergency roof repair includes from the same number, with the inspection photographed before the estimate is written.
Why call
Why Roofers Hotline for roof leak repair in Chicago
Emergency tarping and leak response, day or nightThere are 352 roofing businesses in Cook County in Census business records, which keeps estimates comparable.
Calls answered 24 hours a day, 7 days a weekLeaks and storm damage do not keep business hours, and neither do we.
Local roofers who know Cook County roofsHail reports within 15 km of the city center since 2000 total 97 in Storm Prediction Center logs, most of them in June.
A roofer calls you back, usually within one business dayA roofer, not a queue, returns your call.
What to have ready when you call
Book a leak repair as soon as you notice a sign, and plan an inspection after any storm. Chicago's housing is old: by Census estimates for 2019 to 2023, 77 percent of homes were built before 1980 and the median year built is 1952. Those roofs have often been covered more than once, so flashing and decking deserve a close look. You get an attic and roof inspection, a written estimate before any work starts, and the repair itself. Call to schedule the visit.
Your ZIP code and street address
What the roof is doing, and since when
Roof age and material, if you know them
Photos from the ground or inside (never from the roof)
Your insurance claim number, if you have opened one
Illinois licensing: Illinois requires roofing contractors to hold a statewide roofing license from IDFPR. Look up any license at Illinois IDFPR.
Questions
Roof leak repair questions in Chicago
How do I know if my Chicago roof is leaking?
Look for a drip or stain that shows up during or after rain, a musty attic, damp insulation or peeling paint below the roofline. In winter, water inside the house behind an ice dam is another sign. Photograph what you see from the ground, skip the ladder, and call for an inspection.
Why do older local homes leak so often?
Older roofs have more worn flashing and aging layers. By Census estimates for 2019 to 2023, 77 percent of local homes were built before 1980, and 39.1 percent before 1940. Slate, tile and box gutters add more places for water to get in. Call and ask for the attic and roof surface to be checked together.
Can hail and wind cause a leak that shows up later?
Yes. Cook County logged 178 hail events of one inch or larger and 131 damaging wind events since 2015, by NOAA's storm records. Damage can sit unnoticed until a heavy rain. After a storm, call for an inspection and a written estimate.
Do I need a licensed roofer for a leak repair in Illinois?
Illinois requires roofing contractors to hold a statewide roofing license from IDFPR. Look up any license at Illinois IDFPR before work begins. To book roof leak repair here, call and ask for the written estimate before any work starts.
Or call: the number at the top of this page is answered 24/7.
Drafted with AI help from public storm, housing and licensing records, fact-checked against those records and reviewed by the Roofers Hotline team · Last reviewed · How we write these pages