Hamilton, OH · Flat Roof

Flat Roof Contractors in Hamilton, Ohio

Commercial or residential flat roof — compare local roofing companies. 25 local roofers listed.

Short answer: Flat and low-slope roofs in Hamilton 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 Hamilton: 6.1 heavy-rain days a year (1 inch+). Ask any roofer for a license number and a certificate of insurance.

Get a free quote See Hamilton in numbers
  • 6.1heavy-rain days a year (1 inch+)
  • 41.7 inrain a year
  • 8days a year at 90°F or hotter
  • 26%of homes are not single-family houses

How much life is left in my Hamilton roof?

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

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Flat roofs in Hamilton take the hardest hit from freeze-thaw cycling: water that infiltrates a membrane seam freezes, expands, and opens the joint further each winter — heat-welded TPO seams hold up better than taped or adhered laps in this climate. Common flat roof systems in Hamilton 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.

Hamilton in numbers

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

  • #21of 209Hamilton ranks #21 of the 209 cities we cover for share of homes built before 1980.
  • #173of 209Hamilton ranks #173 of the 209 cities we cover for median home value (low end).

Hail reports per year in the county

Hail events per year in the county, 2017 to 2025 9 2017 7 2018 9 2020 1 2021 1 2022 3 2023 2 2024 5 2025
Hail events per year in the county, 2017 to 2025
20179
20187
20209
20211
20221
20233
20242
20255

37 recorded events across 8 years represented in the data. 2017 had the most events among represented full years: 9.

Years without a data row: 2019. Missing rows are not treated as zero; no annual average is shown.

Source: NOAA hail events, county level · data as of 2017–2025

Costliest storm day on record

Feb 27, 2023

3 reports that day (2 hail, 1 tornado); reported property damage $500,000; county FIPS 39017, 2014–June 2026

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

When storms hit Hamilton

Hail reports by month in the county, all years combined 0 Jan 5 Feb 2 Mar 9 Apr 8 May 4 Jun 8 Jul 16 Aug 1 Sep 3 Oct 0 Nov 0 Dec
Hail reports by month in the county, all years combined
Jan0
Feb5
Mar2
Apr9
May8
Jun4
Jul8
Aug16
Sep1
Oct3
Nov0
Dec0

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

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

Roofing trade around Hamilton

  • 26 roofing companies with payroll in the county, employing about 266 people; 58% have fewer than 5 employees.
  • A roofer's median pay here is $49,210 a year (Cincinnati, OH-KY-IN Metro Area).
Source: Census CBP · data as of 2023 Source: BLS OEWS, roofers · data as of May 2025

Hamilton storm record: Butler County

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

  • 1794Founded
  • 594 ft (181 m)Elevation

Where hail of 1 inch or more was reported in Butler 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 hail1.5 in hail1.5 in hail1.5 in hail1.75 in hail1.75 in hail2 in hail2 in hail Hamilton
  • 311 to 1.74 in
  • 41.75 to 2.74 in, golf ball to tennis ball
  • 02.75 in and up, baseball

Largest plotted stone: 2 in. Bigger dots are bigger stones.

35 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
May 16, 2025 2 in, about the size of a hen egg 5 Kyles
February 27, 2023 2 in, about the size of a hen egg 2 Newkirk
August 3, 2015 1.75 in, about the size of a golf ball 13 Rialto
“Hail was reported at the intersection of Cresentville and Chesterdale Roads on the Butler/Hamilton County Line.”
National Weather Service report, August 3, 2015
Source: NOAA Storm Events Database · data as of 2014–2026

Last big hail on record

May 16, 2025

Hail of 1.75 inches (golf ball) or larger fell on 3 days in 2014–2026. Our records end where NOAA's do, so a newer storm may not be listed yet.

Strongest tornado

EF1 · February 27, 2023

It stayed on the ground for 4.17 miles and was up to 150 yards wide. The tornado first touched down near the intersection of Jacksonburg Road and Oxford Middletown Road, where some minor roof and tree damage was observed. Damage was more pronounced at properties along Middletown Eaton Road.

Strongest thunderstorm gust

86 mph · April 8, 2015

Straight line winds destroyed a barn and partially lifted a roof off of a house.

What it means for flat roof

Flat and low-slope roofs hold hail on the surface instead of letting it bounce. With 2-inch hail on record in Butler 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 Hamilton

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

That typical price is about 6.7% of the median Hamilton home value ($152,300).

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

Full Hamilton cost guide by material →

What Hamilton's climate means for flat roof

  • Hamilton'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 Hamilton, OH

25 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 Hamilton: questions

How do I find a flat roof company in Hamilton?
PickARoofer lists roofing companies serving Hamilton, OH. 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 Hamilton?
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 Hamilton?
August is the worst month: 29% of the 56 hail reports NOAA holds for the county came then. Reports run from February to October. Book the inspection before February, while crews still have open dates.
How big does hail get near Hamilton?
The largest hail NOAA logged near Hamilton measured 2 inches, about the size of a hen egg. Hail of an inch or more fell on 14 days in the same record. The biggest day was May 16, 2025, 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 Hamilton, and does it matter for the roof?
The median home in Hamilton was built in 1956, and 77.3% 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 93 freeze-thaw days a year, which loosens flashing and sealant.
What does roofing cost in Hamilton?
For an average 2,000 sq ft home we model asphalt-shingle re-roof at $6,370 to $14,105 in Hamilton, around $10,250 in the middle. That is about 6.7% of the median home value of $152,300. Your quote moves with roof size, pitch and how many layers come off.
How many roofing companies work around Hamilton?
The Census Bureau counts 26 roofing companies with payroll in Butler County, employing about 266 people. 57.7% of them have fewer than five employees, so most quotes come from owner-run crews. A roofer's median pay is $49,210 a year (BLS).
What flat roof problems are most common in Hamilton's climate?
Freeze-thaw cycling attacks flat roof seams and flashing laps: water that infiltrates a membrane joint freezes, expands, and pries the joint further open each cycle. Heat-welded TPO seams are much more resistant to this than taped EPDM laps or torch-applied modified bitumen that relied on adhesion alone. After an ice season in Hamilton, inspect all penetrations — HVAC curbs, plumbing vents, drains — where differential movement concentrates stress and where most freeze-thaw leaks start.
What is the difference between TPO, EPDM, and modified bitumen for Hamilton 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 Hamilton contractors, though it runs warmer than TPO and may require more frequent coating. Cost, pitch, and building type typically dictate the right choice — a Hamilton flat-roof specialist can walk you through the tradeoffs for your specific structure.
Do I need a permit for flat roof in Ohio?
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.