Roof Area Estimator

To accurately calculate the area of your roof you must first determine its slope or pitch.

Roof area estimator.

Area is defined as the expanse or measurement of a given surface and there are a few methods for measuring your roof s area. Roof pitches are described in terms of rise and run. Our roof calculator uses base length and base width to find the estimated area. The base width is the distance from one corner of your roof to the other at its base on the short side of your house.

This gives us a 3d roof area of 1 625 sq ft. The rise is the distance from the top of a stud wall to the peak of. The following tools estimate the area of a roof as well as the amount of materials necessary to construct a roof of a given area. The best part of a roofing calculator is that it offers a free insight into the total cost of the replacement roof project on a sq ft basis.

The run is the distance from the outside edge of a perimeter stud wall to the center of the house. After measuring the area of the footprint you can estimate the actual roof area based on the angle of the roof. As you begin to calculate various costs you will see that the cost is a result of the interplay of many different variables including roof area in terms of footage measurement of any roof extras like. The google maps area calculator is not 100 accurate.

For estimating purposes we also assume that there is a chimney a couple of dormers and two layers of old shingles that need to be torn off and removed before a new roof. The house base area is the area of land that the house covers and for more complex shapes can be estimated using the area calculator.