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Paint Calculator

Use Billd’s paint calculator to determine the quantity of paint needed for your next project.

Paint Calculator

How to use the paint calculator

This paint calculator estimates the number of gallons needed to complete your next project. To use the calculator simply enter the length and width of the area being painted and click on the “calculate” button.

How to get paint for your next construction project


Calculate how many gallons of paint your project will need

Measure the area that you will be painting. Then enter your measurements into Billd’s paint calculator.
The calculator assumes that 1 gallon of paint will cover approximately 400 square feet.
The estimated cost is based on the average cost of paint of between $20 and $30 per gallon. The price of paint depends on a variety of factors including:

Find a paint supplier

To determine the right paint supplier for your project you should reach out to several paint suppliers. You should also look for suppliers that are close to your project’s location. Generally, the closer the supplier is to your project the more money you will save on transportation costs.


Get quotes from paint suppliers

Using your paint quantity estimate, call or email your local suppliers to determine the best price per gallon of paint delivered to your job site.

Pay for paint with Billd

Turn your 30-day terms into 120-days with any material supplier. We pay your supplier, you pay us. It’s that simple. Enroll for free.

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