For best results measure using a top down view.
Estimate roof size google maps.
These instructions only apply to the new google earth.
The first thing you need to do is download and install google earth pro.
Find local businesses view maps and get driving directions in google maps.
Enable javascript to see google maps.
The google maps area calculator is not 100 accurate.
Google earth pro was the paid version of google earth it used to cost 400 a year but it s free now.
Measurements may not be 100 accurate especially in areas with 3d terrain and buildings.
Keep in mind that using google earth isn t going to give you a 100 percent accurate reading but it will give you a basic idea of the size of the roof for your calculations for the roofing materials.
Similarly if you using the area calculator tool to measure a roof with multiple levels you should do the individual section separately.
Don t use this as your only method of measuring.
Project sunroof is a solar calculator from google that helps you map your roof s solar savings potential.
Learn more get an estimate and connect with providers.
Measurements don t account for changes in elevation.
After measuring the area of the footprint you can estimate the actual roof area based on the angle of the roof.
And even flat roofs usually have a little bit of a slope so you might want to use a roof pitch multiplier once you have your area figured out 1.
Go to google maps.
Just use it as a starting point and you ll have a fairly basic idea of what you re dealing.
When you have eliminated the javascript whatever remains must be an empty page.
You can only do this on its website though as the app doesn t support it yet.
Quick video on how to use google maps to measure area and viewing properties for estimating.
You can also measure the size of polygons that you draw in google earth.