Gutter & Siding Calculators

Count every gutter section, hanger and downspout, budget a gutter installation with your own prices, and work out siding squares and pieces for the whole house.

Gutter CalculatorSections, hangers, downspouts, elbows and the right slope for every run.
Gutter Installation Cost CalculatorItemized gutter budget from your prices, with guards, removal and a quote check.
Siding CalculatorSiding squares and pieces, plus J-channel, starter and corners.

Checked formulas. Every result is tested against hand calculations and a trade reference.

Working shown. See exactly how each number was worked out.

Honest limits. We say when a job needs a licensed professional.

How we build and check our calculators