Paint and flooring calculators for US home projects, in square feet, US gallons and dollars. Measure once, plan your materials, and make every project a little easier.
Free to use · No signup · Clear calculations
From room dimensions to gallons. Account for openings, coats and a little extra.
Plan your paint project ↗Find your floor area, full boxes and material budget before you order.
Measure up your floor ↗A practical guide to rectangular rooms, awkward corners and feet plus inches.
Get the measuring guide ↗A paint estimate needs wall area, not just floor area. A flooring order needs whole boxes, not just exact square footage. Our tools keep those details visible so you can understand what to buy and why.
Start with your measurements and update the sample prices with a retailer’s current quote. These are planning estimates, not contractor bids.
Yes. Enter dimensions in feet, coverage in square feet, paint quantities in US gallons and prices in US dollars. Use the coverage on the product you will buy.
Divide the inches by 12 and add that to the feet. Enter 12 feet 6 inches as 12.5 feet. Measure openings separately for your paint estimate.
No. The prices are editable examples, not local market averages. Enter a current supplier price and an installer quote for your location. Tax, delivery and preparation are not included.
The calculator adds your waste allowance for cuts and rounds the order up to full boxes. Material cost uses the actual box coverage purchased; labor uses the room area.
Yes. Each calculator has a text download and a Print / Save PDF button. Calculations stay in your browser and do not require an account.
Read the US project planning guide, including how to compare local quotes.