Peoria, IL · Flat Roof

Flat Roof Contractors in Peoria, Illinois

Commercial or residential flat roof — compare local roofing companies. 20 local roofers listed, 10 verified.

Short answer: Flat and low-slope roofs in Peoria are usually TPO ($5.50–$9 a sq ft installed), EPDM ($4.50–$8) or modified bitumen ($3–$7); the membrane lasts 15–25 years, mostly decided by how well the drains are kept clear. In Peoria: 5.4 heavy-rain days a year (1 inch+). 10 of the roofers below have a license we checked; for any other, ask for a license number and a certificate of insurance.

Get a free quote See Peoria in numbers
  • 5.4heavy-rain days a year (1 inch+)
  • 38.6 inrain a year
  • 12days a year at 90°F or hotter
  • 32%of homes are not single-family houses

How much life is left in my Peoria roof?

Typical lifespans are published ranges for each material; for a Peoria house, real life also depends on installation, attic ventilation and the weather Peoria gets.

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Flat and low-slope roofs in Peoria perform reliably when drainage is maintained and membrane seams and penetrations are inspected annually — most flat roof leaks trace to neglected drains or failed seals around HVAC units and vents. Common flat roof systems in Peoria include TPO (heat-welded, energy-efficient), EPDM (durable rubber membrane), and modified bitumen — each with different cost, longevity, and maintenance profiles worth discussing with a local contractor.

Peoria in numbers

Public records for Peoria and its county, not estimates. Each figure shows its source.

  • #175of 209Peoria ranks #175 of the 209 cities we cover for median home value (low end).
  • #41of 209Peoria ranks #41 of the 209 cities we cover for share of homes built before 1980.
  • #48of 209Peoria ranks #48 of the 209 cities we cover for freeze-thaw days.
  • #52of 209Peoria ranks #52 of the 209 cities we cover for hail days of 1 inch or more.

Hail reports per year in the county

Hail events per year in the county, 2017 to 2026* 26 2017 5 2018 9 2019 7 2020 2 2021 4 2022 24 2023 8 2024 1 2025 5 2026*
Hail events per year in the county, 2017 to 2026*
201726
20185
20199
20207
20212
20224
202324
20248
20251
2026*5

91 recorded events across 9 full years plus 2026 to June represented in the data, about 9.6 per represented full year. 2017 had the most events among represented full years: 26.

2026 covers only January to June: NOAA's file ends there, so it is not counted as the worst year or in the yearly average.

Source: NOAA hail events, county level · data as of 2017–2026*

Costliest storm day on record

Nov 2, 2016

4 reports that day (4 hail); reported property damage $3,000,000; county FIPS 17143, 2014–June 2026

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

When storms hit Peoria

Hail reports by month in the county, all years combined 1 Jan 10 Feb 22 Mar 29 Apr 15 May 10 Jun 10 Jul 3 Aug 9 Sep 1 Oct 4 Nov 2 Dec
Hail reports by month in the county, all years combined
Jan1
Feb10
Mar22
Apr29
May15
Jun10
Jul10
Aug3
Sep9
Oct1
Nov4
Dec2

Most hail reports come in April; the season runs February to November. Book inspections and repairs before that window, not after.

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

Roofing trade around Peoria

  • 12 roofing companies with payroll in the county, employing about 102 people; 83% have fewer than 5 employees.
  • A roofer's median pay here is $76,610 a year (Peoria, IL Metro Area).
Source: Census CBP · data as of 2023 Source: BLS OEWS, roofers · data as of May 2025

Peoria storm record: Peoria County

What the National Weather Service logged in Peoria County in 2014–2026. County level, because storm reports are filed by county, not by city limits.

  • 1680Founded
  • 502 ft (153 m)Elevation
  • Peoria TribeNamed after

Where hail of 1 inch or more was reported in Peoria County

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  • 641 to 1.74 in
  • 161.75 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.

80 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
July 11, 2020 2.5 in, about the size of a tennis ball 5 Bartonville
March 31, 2023 1.75 in, about the size of a golf ball 12 Peoria Hgts
April 10, 2017 1.75 in, about the size of a golf ball 9 (Pia)Gtr Peoria Arpt
“These cells formed along the I-74 corridor and brought large hail and locally heavy rainfall during the late afternoon hours. Hail as large as tennis balls or 2.5 inches in diameter was reported in Bartonville in Peoria County.”
National Weather Service report, July 11, 2020
Source: NOAA Storm Events Database · data as of 2014–2026

Last big hail on record

April 20, 2023

Hail of 1.75 inches (golf ball) or larger fell on 12 days in 2014–2026. Our records end where NOAA's do, so a newer storm may not be listed yet.

Strongest tornado

EF2 · March 15, 2016

It stayed on the ground for 7.55 miles and was up to 440 yards wide. A tornado touched down 2 miles northwest of Trivoli just west of Quarry Road at 7:42 PM CDT. A garage and house roofs were damaged, a car was picked up and thrown 50 yards into a field, a pickup truck was damaged, and several trees were snapped.

Strongest thunderstorm gust

100 mph · July 15, 2024

Several large trees were uprooted and one was snapped at the base.

What it means for flat roof

Flat and low-slope roofs hold hail on the surface instead of letting it bounce. With 2.5-inch hail on record in Peoria County, ask what membrane and cover board the contractor specifies.

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

What it costs in Peoria

Asphalt-shingle re-roof, 2,000 sq ft home, adjusted for Peoria labor and material prices. Your quote depends on roof size, pitch and scope.

That typical price is about 7.0% of the median Peoria home value ($149,500).

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

Full Peoria cost guide by material →

Roofers in Peoria, IL

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

This list covers roofing companies generally. Confirm flat roof experience, materials, insurance and current availability with each company. A Verified badge refers to the registry check, not a confirmed specialty.

Flat Roof in Peoria: questions

How do I find a flat roof company in Peoria?
PickARoofer lists roofing companies serving Peoria, IL. This is a general roofing directory; confirm flat roof experience and availability with each company. A Verified badge describes a separate registry check, not a confirmed service specialty or insurance check. Confirm scope, insurance and availability directly. Requests go to one contractor at a time, with up to three attempts; a response or start date is not guaranteed. Free for homeowners.
Should I repair or fully re-roof in Peoria?
Ask a roofer to document the damage and compare a written repair scope with a replacement estimate. Roof condition, remaining life, materials and the extent of damage affect the decision. Confirm any inspection fee before booking.
When is hail season in Peoria?
April is the worst month: 25% of the 116 hail reports NOAA holds for the county came then. Reports run from February to November. Book the inspection before February, while crews still have open dates.
How big does hail get near Peoria?
The largest hail NOAA logged near Peoria measured 2.5 inches, about the size of a tennis ball. Hail of an inch or more fell on 32 days in the same record. The biggest day was July 11, 2020, with 5 reports. The National Weather Service calls hail of 1 inch or larger severe; the bigger the stone, the more likely it is to crack a shingle.
How old are the homes in Peoria, and does it matter for the roof?
The median home in Peoria was built in 1966, and 69.9% of homes date from before 1980 (Census ACS). A roof on a home that old has often been re-covered at least once, so ask the roofer whether there is a second layer underneath: it changes the tear-off cost. The area sees about 95 freeze-thaw days a year, which loosens flashing and sealant.
What does roofing cost in Peoria?
For an average 2,000 sq ft home we model asphalt-shingle re-roof at $6,510 to $14,415 in Peoria, around $10,450 in the middle. That is about 7% of the median home value of $149,500. Your quote moves with roof size, pitch and how many layers come off.
How many roofing companies work around Peoria?
The Census Bureau counts 12 roofing companies with payroll in Peoria County, employing about 102 people. 83.3% of them have fewer than five employees, so most quotes come from owner-run crews. A roofer's median pay is $76,610 a year (BLS).
How long does a flat roof last in Peoria?
A properly installed flat roof in Peoria lasts 15 to 25 years depending on material and maintenance. TPO and EPDM systems at the higher end; modified bitumen at the lower end without coating renewal. The biggest variable is drainage maintenance: a flat roof that drains properly and gets annual inspections reaches its rated lifespan; one with chronically clogged drains fails years early. Commercial buildings and multi-family properties benefit from a maintenance agreement that includes two drain clearings per year.
What is the difference between TPO, EPDM, and modified bitumen for Peoria properties?
TPO (thermoplastic polyolefin) uses heat-welded seams and a white reflective surface — the current industry standard for new commercial and residential flat roofs, best for energy efficiency. EPDM (ethylene propylene diene monomer) is a rubber membrane installed with taped or adhesive seams — very durable and forgiving, widely used on residential flat roofs for decades. Modified bitumen is a reinforced asphalt sheet applied by torch or cold adhesive — economical and familiar to many local Peoria contractors, though it runs warmer than TPO and may require more frequent coating. Cost, pitch, and building type typically dictate the right choice — a Peoria flat-roof specialist can walk you through the tradeoffs for your specific structure.
Do I need a permit for flat roof in Illinois?
Permit requirements depend on the property, scope of work and local jurisdiction. Check with the city or county building department and confirm who will obtain any required permit before work starts.

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Figures above: NOAA Storm Events Database (hail, wind, tornado; county of the city, 2014–2026), U.S. Census Bureau American Community Survey 5-year estimates (housing), NASA POWER (temperature and rain, 2014–2023). Prices: our published price method. How we collect data.