RoofCalc

Roofing for a 1,800 sq ft house

Short answer

A 1,800 sq ft house with a 6/12 roof has about 2,012 sq ft of roof — roughly 22.2 roofing squares and 67 bundles of architectural shingles.

Roof area

2,012 sq ft

Squares

22.2

Bundles

67

Est. cost

$9,056–$15,093

Roofing 1,800 sq ft

Figures assume a 6/12 pitch and architectural shingles. A steeper pitch adds roof area (and material); a complex roof with hips and valleys adds waste. Metal costs 2–3× more. Adjust pitch and material in the calculator.

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Frequently asked questions

How many squares of roofing for a 1,800 sq ft house?

About 22.2 squares for a 6/12 roof — the 1,800 sq ft footprint becomes ~2,012 sq ft of sloped roof, plus 10% waste.

How many bundles of shingles for 1,800 sq ft?

About 67 bundles of architectural shingles (3 per square). 3-tab is the same bundle count; metal is sold by the panel.

How much to reroof a 1,800 sq ft house?

Around $9,056–$15,093 in architectural shingles installed. Metal costs 2–3× more; 3-tab a bit less. Confirm with local roofers.