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Cost by house size

How Much Does a New Roof Cost by House Size?

HomeGuide (November 2025) puts a reroof at $5,000 to $10,100 on a 1,500 square foot house, $6,700 to $13,400 on 2,000, and $8,500 to $16,800 on 2,500. Those are national figures for a one-story home. Your roof area, not your floor area, sets the real price, so every Coastline job is quoted after a free inspection.

House size is the first number most people know, and it's a rough guide at best. A one-story and a two-story home with the same living space can need very different amounts of roof. Here are the published numbers, and how to tell which ones fit your house.

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The published numbers

What does a new roof cost for my size of house?

HomeGuide's table assumes a one-story home with a 6:12 pitch, so its 2,000 square foot house has a 2,235 square foot roof.

Average cost to reroof by house size, national (HomeGuide, Nov 2025). Not Coastline prices.
House sizeRoof sizeAverage cost to reroofAt Fixr's Florida shingle rate*
1,500 sq ft1,675 sq ft$5,000 to $10,100About $7,500 to $16,750
2,000 sq ft2,235 sq ft$6,700 to $13,400About $10,050 to $22,350
2,500 sq ft2,795 sq ft$8,500 to $16,800About $12,600 to $27,950

*Our arithmetic, not a published total: HomeGuide's roof size times Fixr's Florida figure of $4.50 to $10 per square foot for asphalt shingles (January 2025). We show it because the Florida per square foot figure runs well above the national ones.

Angi's national table (October 2026) goes by roof size and runs higher than HomeGuide's: $9,700 to $24,600 for a 2,235 square foot roof, across roofing materials.

These are market ranges, not our prices

Every dollar figure here comes from a published cost guide, not from us. We quote every job individually, in writing, after a free roof inspection.

Want the number for your house?

Coastline Roofing works all over Florida (license CCC1331076). Tell us your town and what your roof is doing, and we will tell you what happens next.

Call (941) 896-7793 or text your town and a photo.

One story or two

Why does a one-story house cost more to roof?

It has more roof. The same living space spread over one floor needs a roof over all of it.

Estimated roof area and average cost by stories, national (This Old House, 2026). Not Coastline prices.
House sizeStoriesRoof areaAverage cost
1,500 sq ftOne1,874 sq ft$10,882
1,500 sq ftTwo973 sq ft$5,650
2,000 sq ftOne2,469 sq ft$14,337
2,000 sq ftTwo1,273 sq ft$7,392
2,500 sq ftOne3,064 sq ft$17,792
2,500 sq ftTwo1,573 sq ft$9,134

This Old House's roof areas differ from HomeGuide's because each guide makes its own assumptions. The takeaway is the same: on these numbers, one story needs nearly twice the roof of two.

That doesn't mean every two-story job is cheap. HomeGuide says multiple stories can increase the cost, and a high roof takes more care to work on.

Drone view of a two-story home during a roof replacement, with plywood protecting the garage and windows and a Coastline dumpster on a tarp in the driveway
A two-story replacement, with plywood over the garage and windows and a tarp under the dumpster.
Measure your own

How do I estimate my own roof size?

Start with the footprint of the house, including the garage and covered areas under the roofline, then adjust for pitch.

Pitch adjustment: roof surface per square foot of flat footprint (geometry, before overhangs)
PitchMultiply footprint by
4:121.054
6:121.118
7:121.158
9:121.250

Those multipliers are plain geometry. Overhangs, dormers and valleys add more, so treat your result as a starting point. A roofer's measurement decides the material order and the price. Divide the square feet by 100 to get roofing squares, the unit most quotes use.

Reviews

What Coastline customers say

★★★★★
"I was worried at first that it would take weeks to complete, but it only took 3 days for a 3,800 sqft roof. ... Our home is a high two-story peak roof and these men did a fantastic safe job. Not one nail hit the lawn. ... My family is so pleased."
Faith E.Roofing customer, Florida Gulf Coast
★★★★★
"From beginning to end the roof was done in 2 days. One night the crew stayed until 8:00. Each evening before leaving the crew ensured the yard was cleaned. We are so happy, and our roof is beautiful!"
Sharon T.Roof replacement, Florida Gulf Coast
★★★★★
"Russell was great to work with. He was prompt in coming out to assess our roof and very knowledgeable. ... The job was complete in 2 days once work began."
Bryan S.Roof replacement, Manatee County
FAQ

More questions about roof cost and house size

How much does a new roof cost on a 2,000 square foot house?

HomeGuide's national range is $6,700 to $13,400 for a one-story home. This Old House puts the average at $9,476 across home designs and materials, with a range of $7,283 to $24,121. Florida figures can run higher, and your own roof decides it.

Why are my neighbor's roof and mine priced differently?

Same-size houses can have different pitches, stories, penetrations and deck condition, and different materials on the quote. Ask each roofer for the measured roof area so you can compare.

Does the material change these numbers much?

Yes. This Old House lists averages for a 2,000 square foot home from $7,283 for asphalt shingles to $24,121 for slate. See our cost guides for shingle, metal and tile.

Get your roof measured and priced in writing

Book a free roof inspection and get a written estimate based on your actual roof.

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