Roofers in Decatur, Illinois

18 roofing companies are listed for Decatur, and 11 of them are verified against a public registry. Your request goes to one roofer, not five.

Short answer: To find a roofer near you in Decatur, IL, start with the 11 below whose license we matched on IDFPR license lookup; they are listed first. A standard asphalt re-roof on a 2,000 sq ft Decatur home runs $6,790–$15,035 at the local 0.97× cost index, and a metal roof $16,490–$38,800. NOAA's storm record for the county shows hail up to 2.5 in., so get an inspection after a big storm before you accept a quote.

A new asphalt roof in Decatur runs $6,790 to $15,035

Asphalt-shingle re-roof, 2,000 sq ft home, at Decatur prices. Source and share of home value below.

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Compares your price per square foot with the Decatur installed range (tear-off and underlayment included). Not a judgment of any one roofer.

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Roofers in Decatur, IL

18 listed. Roofers we verified against a public registry come first.

The 11 best-checked roofers in Decatur →

Show 10 more roofers

Who you can hire in Decatur

A phone number and a star rating say little about a roofer. These counts show what is on file.

The Decatur roster, checked

  • Listed17
  • Licence number on file13
  • Matched in the state registry11

13 of 17 listed firms have a licence number on file (76.5%). 11 were matched in the official state registry, which is what the Verified badge means; 101 of the 206 cities in the directory have at least one firm matched so far. A number on file is not a check: how verification works.

Source: PickARoofer contractor registry · data as of 2026-10-01

Roofers at work around Decatur

60 roofers

The Bureau of Labor Statistics counts about 60 people working as roofers in the Decatur, IL Metro Area, 1.1% of the 5,300 in Illinois.

That counts workers, not companies, and it includes crews who work for a single firm. It is the size of the local trade, not a list of who to call.

Source: BLS OEWS, roofers · data as of May 2025

Where the roofers for Decatur are based

Every listed firm is based in Decatur; the ring is the 25-mile radius we use to match hail reports to the city.

Map © OpenStreetMap contributors. Hail: NOAA Storm Prediction Center local storm reports. Towns: our roster, Decatur ring = 25 miles.

Listed roofers by home town

Roofers listed for Decatur by the town they are based in
Based inMiles awayListedChecked
Decatur, ILin town1811

Nearby city pages

The Storm Prediction Center logged no hail reports within 25 miles in the last 90 days.

Decatur in numbers

Source under each figure.

  • #203of 209Median home value (low end): Decatur ranks #203 of 209.
  • #13of 209Share of homes built before 1980: Decatur ranks #13 of 209.

Costliest storm day on record

Aug 19, 2025

6 reports that day (6 wind); reported property damage $1,000,000; county FIPS 17115, 2014–June 2026

Source: NOAA Storm Events · data as of 2014–June 2026

Roofing trade around Decatur

  • 7 county firms with payroll, about 50 workers; 71% under 5 employees.
  • A roofer's median pay here is $74,640 a year (Decatur, IL Metro Area).
Source: Census CBP · data as of 2023 Source: BLS OEWS, roofers · data as of May 2025

When hail hits Decatur

Macon County, 2014 to June 2026: NOAA hail reports.

Reports by month

Jan: 0 reports Jan Feb: 0 reports Feb Mar: 30 reports 30 Mar Apr: 6 reports 6 Apr May: 10 reports 10 May Jun: 10 reports 10 Jun Jul: 2 reports 2 Jul Aug: 1 reports 1 Aug Sep: 3 reports 3 Sep Oct: 0 reports Oct Nov: 1 reports 1 Nov Dec: 1 reports 1 Dec

March is the heaviest month in Macon County: 30 of 64 hail reports (47%). March to May is the busiest three-month run, at 72%.

Worst full year: 2024, with 25 reports and 1 day of 1.75 in hail or larger; 5.6x the 4-report mean.

3 days of 1.75-inch hail or larger, across 3 of 12 full years; last one 2024.

Days with 1.75 in hail or larger, by year

Days per year with hail of 1.75 inches or larger in Macon County 0 2014 0 2015 0 2016 0 2017 1 2018 0 2019 1 2020 0 2021 0 2022 0 2023 1 2024 0 2025
Days per year with hail of 1.75 inches or larger in Macon County
20140
20150
20160
20170
20181
20190
20201
20210
20220
20230
20241
20250

Year by year

Hail in Macon County by year: reports, days with hail of 1 inch or more, days with 1.75 inch or more, largest stone
YearReportsDays 1″+Days 1.75″+Largest
20142201″
20152101″
20161000.75″
20175201.25″
20181111.75″
20191101″
20204111.75″
20212101″
20222101.25″
20234101.25″
2024 (worst full year)25212.5″
20255301″
2026 (to June)10301.5″

Shaded: worst full year.

Source: NOAA Storm Events · data as of 2014 to June 2026

Decatur storm record: Macon County

NWS reports for Macon County, 2014–2026.

  • 1823Founded
  • 676 ft (206 m)Elevation

Reported hail locations, Macon County

1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1 in hail1.25 in hail1.25 in hail1.25 in hail1.25 in hail1.25 in hail1.25 in hail1.25 in hail1.25 in hail1.5 in hail1.5 in hail1.5 in hail1.5 in hail1.5 in hail1.5 in hail1.5 in hail1.5 in hail1.75 in hail1.75 in hail1.75 in hail1.75 in hail1.75 in hail1.75 in hail1.75 in hail1.75 in hail1.75 in hail1.75 in hail2 in hail2.5 in hail Decatur
  • 381 to 1.74 in
  • 121.75 to 2.74 in, golf ball to tennis ball
  • 02.75 in and up, baseball

Largest plotted stone: 2.5 in. Bigger dots are bigger stones.

50 reports of 1 inch or larger have coordinates. Each dot is a reported location, not a storm path.

Sources: NOAA, Census county outline

Biggest hail days

DateLargest hailReports that dayWhere it was reported
March 31, 2024 2.5 in, about the size of a tennis ball 20 Decatur
December 1, 2018 1.75 in, about the size of a golf ball 1 Niantic
March 28, 2020 1.75 in, about the size of a golf ball 1 Blue Mound
“The storm tracked southeastward, continuously dropping 1 to 2-inch diameter hail from southern Fulton County to western Douglas County before gradually weakening well after dark. The largest hail stones measuring 2.5 inches in diameter fell on the northeast side of Decatur in Macon County.”
National Weather Service report, March 31, 2024
Source: NOAA Storm Events Database · data as of 2014–2026

Last hail of 1.75 in or more

March 31, 2024

3 days like it since 2014.

Strongest tornado

EF2 · December 28, 2025

It stayed on the ground for 22.21 miles and was up to 250 yards wide. This tornado crossed into far western Macon County from Christian County about 1 mile west-northwest of Blue Mound at 3:00 PM CST. Between Elwin and Turpin, several homes sustained roof damage and numerous large trees were snapped.

Strongest thunderstorm gust

100 mph · August 19, 2025

Extensive wind damage occurred across Maroa. The roof of a township building on South Wood Street was blown off and approximately 100 trees were blown down across town.

Storm data: NOAA Storm Events (public domain). City facts: Wikidata (CC0).

Decatur, Illinois: Downtown-MerchantRsz
Decatur, IL. Photo: Gil Lebois, CC0, via Wikimedia Commons.

Macon County fact sheet for Decatur homeowners

Housing age, federal disaster declarations and your state's claim deadlines in one place. All three come from public records, county level.

How old are the roofs? Homes in Macon County by decade built

Share of Macon County homes by decade built, percent 18.6% pre-1940 7.9% 1940s 18.3% 1950s 14.3% 1960s 16.7% 1970s 7.6% 1980s 8.5% 1990s 5.5% 2000s 2.2% 2010s 0.3% 2020+
Share of Macon County homes by decade built, percent
pre-194018.6%
1940s7.9%
1950s18.3%
1960s14.3%
1970s16.7%
1980s7.6%
1990s8.5%
2000s5.5%
2010s2.2%
2020+0.3%

49,699 homes, median built in 1964. 75.9% date from before 1980 and 2.5% from 2010 on; 69.8% are owner-occupied. The most common decade is the pre-1940.

Source: U.S. Census Bureau, American Community Survey · data as of ACS 5-year

Insurance claim clocks in Illinois

WhoWhat has to happenTime limitStatute
InsurerOffer payment once liability is affirmed and the amount is determined and not in dispute.30 calendar days50 Ill. Adm. Code 919.50(a)

All Illinois claim deadlines and what starts each clock →

Go deeper on Macon County

Roofing services in Decatur

One page per job, each opening with a Decatur figure.

  • Roof Repair

    Median home built 1960; 94 freeze-thaw days a year, so cracks reopen.

  • Storm Damage Repair

    Top stone 2.5 in, 19 days of 1 in+ hail; dents metal, cracks tile.

  • Emergency Roof Repair

    47 days at 58+ mph, top gust 100 mph; ask crews about same-day tarping.

  • Roof Inspection

    80.5% of homes predate 1980; 62.3% are owner-occupied, so check old flashing first.

  • Metal Roofing

    Median home $97,300; golf-ball hail on 3 days, so style and cost lead.

  • Flat Roof

    Ponding risk: 5.9 days a year with 1 in of rain, 39.8 in a year in total.

  • Commercial Roofing

    25% of units are multi-unit; 7 roofing firms with payroll in the county.

What a new roof costs in Decatur

Asphalt-shingle re-roof, 2,000 sq ft home, at Decatur prices.

That typical price is about 11.2% of the median Decatur home value ($97,300).

Source: Census ACS (Decatur city) · data as of 2019–2023

Full Decatur cost guide by material →

Not sure the whole roof has to go? Repair or replace calculator.

Illinois: State roofing license required. Licence check for IL roofers

Roofing in Decatur: local conditions

Decatur, IL sits in central Illinois with a harsh continental climate that stresses roofs year-round. The record high of 113 F and record low of -25 F recorded in February create severe thermal cycling that cracks sealants and splits shingles. Average annual snowfall of 13.6 inches adds intermittent snow load and freeze-thaw cycling at the eaves. On April 18-19, 1996, two tornadoes rated F1 and F3 caused approximately $10.5 million in property damage, underscoring real wind-uplift risk for low-slope and aging roofs. Hail-producing thunderstorms are common across central Illinois spring and summer, accelerating granule loss on asphalt shingles.

Decatur's 2020 census population was 70,522, though the city has seen ongoing decline. The economy anchors on large industrial and agri-processing employers: Archer Daniels Midland employs roughly 4,000 people and Caterpillar Inc. about 3,150, alongside Decatur Memorial Hospital (1,903) and Decatur Public Schools (1,752). The aging industrial building stock and steady owner-occupied housing base sustain consistent demand for commercial and residential roofing contractors.

Roofing in Decatur: questions

How much does roof replacement cost in Decatur, IL?
$6,790 to $15,035 for asphalt shingles on a 2,000 sq ft house in Decatur, typically $10,900, after a 0.97× local index. That is 11.2% of a $97,300 median home.
How do I find a reliable roofer in Decatur?
18 roofers are listed for Decatur, 11 checked against the state registry. The Census counts 7 roofing firms with payroll in the county. A roofer's median pay is $74,640 a year.
How long does a roof replacement take in Decatur?
A Decatur asphalt re-roof takes 1 to 3 days. Storm weeks in Decatur can affect scheduling; confirm timing with the contractor.
When is the best time to replace a roof in Decatur?
March is the busiest hail month in Decatur, 47% of the county's 64 hail reports. Reports run March to September. Booking before it gives Decatur homeowners open crew dates.
Do I need a permit to replace my roof in Decatur, IL?
Illinois jurisdictions require one for a re-roof. In Decatur, ask the city building office; your Decatur contractor pulls it.
Will homeowners insurance cover roof damage in Decatur?
Insurance in Decatur covers sudden damage from hail, wind or a fallen tree, not age or wear. NOAA lists 59 county hail reports in 9 full years plus 2026 to June. File within a year of the storm.
How do I spot hail damage on a Decatur roof?
Decatur's county logged 19 days with hail of 1 inch or larger, the largest 2.5 inches. After one, check gutters for granules, dented vents and lifted shingles; a Decatur roofer can document it for a claim.
What are the main weather stressors for roofs in Decatur, IL?
Decatur, IL sits in central Illinois with a harsh continental climate that stresses roofs year-round. The record high of 113 F and record low of -25 F recorded in February create severe thermal cycling that cracks sealants and splits shingles.
What should I verify before hiring a roofing contractor in Decatur?
Illinois roofing contractor license required (IDFPR). Ask to see the roofer's IDFPR license and confirm it before you sign. Ask for proof of general liability insurance (minimum $1 million per occurrence is typical) and workers' compensation coverage. Verify local business registration and request references from recent Decatur-area jobs. Be cautious of door-to-door contractors appearing immediately after storms — legitimate local firms are established businesses with verifiable track records, not transient crews that arrived with the storm.
What roofing upgrades make the most sense for tornado risk in Decatur?
Standard roofing products cannot withstand a direct tornado hit, but there are meaningful upgrades that reduce damage from near-miss events and the severe straight-line winds that accompany tornado outbreaks. Enhanced nailing patterns (6 nails per shingle instead of 4), reinforced ridge caps, and synthetic underlayment that serves as a secondary water barrier all improve performance in high-wind events. Some homeowners in Tornado Alley regions choose metal standing-seam roofing for maximum wind and impact resistance. Regardless of material, ensuring proper decking attachment and flashing integrity is the most cost-effective upgrade against severe-wind damage in Decatur.
How do I handle insurance for roof damage from severe storms or tornadoes in Decatur?
After any significant storm event in Decatur, photograph all visible damage before any temporary repairs or cleanup. File your claim promptly and request a scheduled adjuster visit. You are entitled to have an independent roofing contractor assess the damage alongside the adjuster or separately — their estimate often captures items the initial adjuster misses, particularly hidden decking damage or compromised underlayment. Most IL policies apply a separate wind-and-hail deductible; confirm this amount before the adjuster visits. Legitimate local contractors will not request an Assignment of Benefits before damage assessment is complete — treat any contractor who does as a red flag.

Roofers by neighborhood

ZIP codes served: 62520, 62521, 62525, 62530, 62534

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Roof leaking now in Decatur? Request emergency repair; flagged requests go first.