Metal Roof Installation

Metal roofing costs more to install than asphalt shingles, but the real comparison isn't the sticker price — it's cost divided by years of service. A metal roof installed today can realistically outlast two or three shingle roofs over the same stretch of time, which changes the math once you factor in how long you actually plan to own the home.

What a Metal Roof Costs

A metal roof averages $5,500 to $15,500 installed, with most homeowners landing just under $10,500. The material chosen drives most of that range:

Material	Cost per sq ft
Corrugated metal	$4–$7
Metal slate (stone-coated)	$5–$12
Zinc	$6–$10
Steel	$6–$16
Standing seam (aluminum or steel)	$8–$14
Aluminum	$8–$12
Copper	$16–$30

Labor makes up as much as two-thirds of the total — more than a typical shingle job — since metal roofing needs specialized tools and precise seaming or fastening, especially on steep or complicated rooflines. Roof pitch, whether the existing underlayment is compatible, and hidden versus exposed fasteners all move the final price too.

Metal vs. Asphalt Shingle

The two materials solve different problems, and the better choice usually comes down to timeline rather than one being objectively superior:

• Lifespan. Standing seam metal commonly reaches 40 to 70 years with minimal upkeep. Architectural shingles run 25 to 30 years under decent conditions.
• Upfront cost. Shingles cost less to install, often by a factor of 2 to 3 — a real consideration if you're not staying in the home long-term or working with a tighter budget.
• Storm and wind performance. Interlocking metal panels hold up better in high wind and shed snow more effectively, with fewer exposed seams for water to exploit.
• Noise and expansion. Uninsulated metal is louder in heavy rain, and it expands and contracts more with temperature swings — both manageable with correct installation, but worth knowing before committing.
• Maintenance. Once installed right, metal needs very little attention. Exposed-fastener systems are the exception — the gaskets around fasteners compress and crack over time and need occasional replacement, which is one reason standing seam is generally the better residential option over corrugated panels.

For a home you plan to keep for decades, or one in an area that sees serious storm activity, the higher upfront cost of metal usually pays off over the roof's life. For a shorter ownership timeline, shingles remain the more practical choice.

The Installation Process

Metal roofing goes on differently than shingles, which is part of why it takes a crew that specializes in it:

1. Measurement and panel fabrication. Standing seam panels are often custom cut or fabricated to fit each roof plane exactly, rather than pulled from standard stock sizes — this minimizes seams and waste.
2. Underlayment compatibility check. Metal needs an underlayment rated for the higher heat and different moisture behavior of a metal surface — reusing shingle-rated underlayment beneath metal panels is a common shortcut that shortens the roof's effective life.
3. Panel installation and seaming. Panels go up in sequence and get seamed (standing seam) or fastened (exposed-fastener systems) to the manufacturer's spec, with careful attention to overlap and expansion allowance so panels can move with temperature swings without stressing the seams.
4. Trim, flashing, and penetration detail work. Chimneys, vents, and skylights each need custom-fitted metal flashing — this is where installation quality shows up most, since these points carry the highest risk for a future leak.
5. Final inspection. Seams, fasteners, and flashing get checked before the crew wraps up, since a metal roof installed correctly should need very little attention for decades afterward.

Common Myths About Metal Roofs

A few misconceptions come up often enough to be worth clearing up directly. Noise: a properly installed metal roof over solid decking and underlayment isn't meaningfully louder in rain than a shingle roof — the "tin roof in a storm" reputation mostly traces back to older exposed-fastener installs over open framing with no solid deck underneath. Lightning: metal roofing doesn't attract lightning any more than other materials do; if anything, its non-combustibility is a safety advantage, not a risk. Cost over time: the higher sticker price is real, but so is the lower total cost of ownership for anyone staying in the home long enough to skip a second or third shingle replacement over the same stretch of years.