Davenport, IA · Flat Roof

Flat Roof Contractors in Davenport, Iowa

Commercial or residential flat roof — compare local roofing companies. 29 local roofers listed.

Short answer: Flat and low-slope roofs in Davenport 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 Davenport: 5.6 heavy-rain days a year (1 inch+). Ask any roofer for a license number and a certificate of insurance.

Get a free quote See Davenport in numbers
  • 5.6heavy-rain days a year (1 inch+)
  • 36.8 inrain a year
  • 12days a year at 90°F or hotter
  • 31%of homes are not single-family houses

How much life is left in my Davenport roof?

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

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Flat and low-slope roofs in Davenport must be engineered and maintained for snow load — pooling meltwater under a heavy snowpack is the leading cause of membrane failure here, and drain clearing each fall is not optional. Common flat roof systems in Davenport 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.

Davenport in numbers

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

  • #18of 209Davenport ranks #18 of the 209 cities we cover for largest hailstone on record.
  • #38of 209Davenport ranks #38 of the 209 cities we cover for share of homes built before 1980.
  • #42of 209Davenport ranks #42 of the 209 cities we cover for freeze-thaw days.
  • #48of 209Davenport ranks #48 of the 209 cities we cover for damaging thunderstorm-wind days.

Hail reports per year in the county

Hail events per year in the county, 2017 to 2026* 8 2017 6 2018 6 2019 26 2020 2 2022 39 2023 13 2024 2 2025 6 2026*
Hail events per year in the county, 2017 to 2026*
20178
20186
20196
202026
20222
202339
202413
20252
2026*6

108 recorded events across 8 full years plus 2026 to June represented in the data. 2023 had the most events among represented full years: 39.

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. Years without a data row: 2021. Missing rows are not treated as zero; no annual average is shown.

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

When storms hit Davenport

Hail reports by month in the county, all years combined 0 Jan 4 Feb 12 Mar 63 Apr 17 May 17 Jun 3 Jul 1 Aug 6 Sep 5 Oct 0 Nov 0 Dec
Hail reports by month in the county, all years combined
Jan0
Feb4
Mar12
Apr63
May17
Jun17
Jul3
Aug1
Sep6
Oct5
Nov0
Dec0

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

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

Roofing trade around Davenport

  • 23 roofing companies with payroll in the county, employing about 197 people; 61% have fewer than 5 employees.
  • A roofer's median pay here is $48,250 a year (Davenport-Moline-Rock Island, IA-IL Metro Area).
Source: Census CBP · data as of 2023 Source: BLS OEWS, roofers · data as of May 2025

Davenport storm record: Scott County

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

  • 1836Founded
  • 591 ft (180 m)Elevation
  • George DavenportNamed after

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

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  • 661 to 1.74 in
  • 231.75 to 2.74 in, golf ball to tennis ball
  • 22.75 in and up, baseball

Largest plotted stone: 4 in. Bigger dots are bigger stones.

91 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
April 4, 2023 4 in, about the size of a grapefruit 34 Davenport
April 7, 2020 2 in, about the size of a hen egg 19 Davenport
June 3, 2020 1.75 in, about the size of a golf ball 5 Blue Grass
“A public report of mostly two inch hail stones falling with one of those stones estimated to be about 4 inches based on a picture.”
National Weather Service report, April 4, 2023
Source: NOAA Storm Events Database · data as of 2014–2026

Last big hail on record

April 4, 2023

Hail of 1.75 inches (golf ball) or larger fell on 5 days in 2014–2026. Our records end where NOAA's do, so a newer storm may not be listed yet.

Strongest tornado

EF2 · March 6, 2017

It stayed on the ground for 19.58 miles and was up to 1000 yards wide. This is a continuation of the Tornado that started in Muscatine County. Power poles were snapped, a house was un-roofed, and numerous farm outbuildings and trees were damaged.

Strongest thunderstorm gust

107 mph · October 6, 2016

A storm survey team indicated hardwood trees uprooted due to straight line winds.

What it means for flat roof

Flat and low-slope roofs hold hail on the surface instead of letting it bounce. With 4-inch hail on record in Scott 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 Davenport

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

That typical price is about 6.0% of the median Davenport home value ($162,900).

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

Full Davenport cost guide by material →

What Davenport's climate means for flat roof

  • Flat and low-slope roofs in Davenport must be engineered for snow load and kept drained — ponding under a melting snowpack is the top failure point here.
  • Reflective TPO or a white coating earns its premium in Davenport, where dark membranes absorb punishing heat and age years faster.
  • Davenport's freeze-thaw cycling works open membrane seams and flashing laps — heat-welded TPO seams outlast taped or adhered ones in this climate.

Roofers in Davenport, IA

29 listed, first 20 shown. 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 Davenport: questions

How do I find a flat roof company in Davenport?
PickARoofer lists roofing companies serving Davenport, IA. 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 Davenport?
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 Davenport?
April is the worst month: 49% of the 128 hail reports NOAA holds for the county came then. Reports run from March to June. Book the inspection before March, while crews still have open dates.
How big does hail get near Davenport?
The largest hail NOAA logged near Davenport measured 4 inches, about the size of a grapefruit. Hail of an inch or more fell on 25 days in the same record. The biggest day was April 4, 2023, with 34 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 Davenport, and does it matter for the roof?
The median home in Davenport was built in 1966, and 70.2% 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 96 freeze-thaw days a year, which loosens flashing and sealant.
What does roofing cost in Davenport?
For an average 2,000 sq ft home we model asphalt-shingle re-roof at $6,090 to $13,485 in Davenport, around $9,800 in the middle. That is about 6% of the median home value of $162,900. Your quote moves with roof size, pitch and how many layers come off.
How many roofing companies work around Davenport?
The Census Bureau counts 23 roofing companies with payroll in Scott County, employing about 197 people. 60.9% of them have fewer than five employees, so most quotes come from owner-run crews. A roofer's median pay is $48,250 a year (BLS).
How do I maintain a flat roof through Davenport's winters?
Flat roof maintenance in Davenport centers on drainage: clear drains and scuppers each fall before the first snow. Ponding meltwater under a deep snowpack is the leading cause of membrane failure here — water weighs 5.2 pounds per square foot per inch of depth, and even a few inches of standing water adds significant unplanned load. After heavy snow events, a professional roof rake or heating cables at the drain area prevent the most dangerous pooling. Annual spring inspections after snowmelt catch seam and flashing damage before it compounds.
What is the difference between TPO, EPDM, and modified bitumen for Davenport 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 Davenport contractors, though it runs warmer than TPO and may require more frequent coating. Cost, pitch, and building type typically dictate the right choice — a Davenport flat-roof specialist can walk you through the tradeoffs for your specific structure.
Do I need a permit for flat roof in Iowa?
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.