Shingle Roof Replacement Cost in Monmouth, Illinois
A shingle roof replacement in Monmouth typically runs $4,900 – $14,500 installed — $300 – $600 per square (100 sq ft) — from 3-tab up to architectural grade, tear-off included.
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Shingle roofing cost by grade.
Installed prices for a full shingle replacement in Monmouth. Roofers quote per square (100 sq ft) — a typical single-family roof runs 17–25 squares.
- 3-tab shinglesFlat profile, 15–20 year typical service$4,900 – $9,400
- Architectural shinglesDimensional, 25–30 year — the U.S. default$7,100 – $14,500
- Designer / premium shinglesSlate and shake look-alikes$10,500 – $22,500
- Underlayment & ice barrierSynthetic felt, ice & water shield where code requires$450 – $1,800
- Deck repair (plywood)Replacing rotted sheathing, priced by extent$450 – $2,200
- Tear-off & disposalOld layers off, dumpster included$900 – $2,700
- Permits & inspectionVaries by municipality$225 – $900
* Adjusted for Monmouth's labor market — an on-site measure sets the square count.
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Adjust the inputs below. The range updates live and is adjusted for Monmouth's labor market —-11% vs national avg.
Indicative range based on Monmouth-adjusted rates. Deck condition, flashing, and contractor overhead may shift the final invoice. Get written quotes from licensed roofing contractors before signing.
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Before you sign: the quote checklist
- Get quotes from at least 3 licensed roofing contractors in Monmouth.
- Make sure every quote itemizes tear-off, underlayment, flashing, and disposal.
- Verify licensing and insurance before hiring — ask for certificates, not promises.
- Ask about both the material warranty and the workmanship warranty — they differ.
Shingle Roof in Monmouth: what matters
Monmouth, Illinois, experiences a full range of Midwestern weather—from hot, humid summers to cold, snowy winters. This climate takes a toll on asphalt shingle roofs, often leading to replacement after 20–25 years. Many homes in Monmouth were built in the mid-20th century, meaning their original roofs may already be due for an upgrade. Local building codes, which follow the state of Illinois's building code, also influence replacement requirements. Understanding the factors that affect shingle roof replacement costs in Monmouth helps homeowners plan for this significant investment. This guide covers the local conditions that impact pricing, common reasons roofs need replacement, and answers to frequently asked questions.
Why Shingle Roof Replacement Costs Vary in Monmouth
Several factors unique to Monmouth influence the cost of replacing an asphalt shingle roof. The local climate—with hailstorms, strong winds, and heavy snow loads—can dictate the type and grade of shingles needed. Homes in older parts of town may have complex roof designs or require structural updates to meet current Illinois building codes. Labor availability in the region affects pricing, as does the cost of disposing of old roofing materials at local landfills. Permit fees, obtained through the city's permitting office, add to the total. Additionally, the size and pitch of your roof, along with the number of penetrations like chimneys and vents, will impact the final estimate.
Monmouth by the numbers
U.S. Census Bureau · ACS- 10,855
- Population
- 3,217
- Homeowners
- $100,600
- Median home value
- $62,679
- Median income
- 1955
- Median home built
- 4,821
- Housing units
3,217 homeowner households, median home built 1955 — a housing stock where many roofs are at or past their service life. Local labor sets the rate roofers charge in Monmouth.
Common Reasons Monmouth Roofs Need Replacement
Hail Damage
Monmouth experiences hailstorms that can bruise asphalt shingles, reducing their lifespan and necessitating full replacement.
Wind-Lifted Shingles
Strong winds common in the region can lift and tear shingles, exposing the underlayment and leading to leaks.
UV Degradation
Intense summer sun causes shingles to dry out, crack, and lose granules, accelerating wear and reducing effectiveness.
Ice Dams
Snow accumulation and freeze-thaw cycles can create ice dams along eaves, forcing water under shingles and causing rot.
Algae Growth
Humid conditions in Monmouth promote algae and moss growth on shingles, which can trap moisture and degrade the roof surface.
Shingle Roof pricing near Monmouth
Shingle Roof cost questions — Monmouth
What factors affect shingle roof replacement cost in Monmouth?
Key factors include roof size and pitch, shingle type and grade, complexity of the roof design, local labor rates, disposal fees, and permit costs. The condition of the existing roof deck and any necessary repairs also influence the total. Monmouth's climate may require impact-resistant shingles, which can affect material costs.
How do I choose a roofing contractor in Monmouth?
Look for contractors licensed in Illinois, with local experience and positive references. Verify they carry liability insurance and workers' compensation. Get multiple written estimates and ask about warranties on both materials and workmanship. Check with the local Better Business Bureau for any complaints.
What are Illinois licensing requirements for roofers?
Illinois requires roofing contractors to hold a state license from the Illinois Department of Financial and Professional Regulation. They must pass a background check and provide proof of insurance. Local municipalities may have additional requirements, so check with Monmouth's building department.
When is the ideal time to replace a shingle roof in Monmouth?
Late spring through early fall offers the most favorable weather for roof replacement in Monmouth. Temperatures are moderate, and there is less chance of rain or snow interfering with installation. Scheduling during this window helps ensure proper shingle sealing and a smooth project.
Do I need a permit for roof replacement in Monmouth?
Yes, most roof replacements in Monmouth require a permit from the city's permitting office. The permit ensures the work meets local building codes. Your contractor typically handles the permit application, but it's important to confirm this before work begins.
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