Flooring & Tile calculators
Plan flooring boxes, tile layouts, carpet, grout and installation materials.

12 calculators
Backsplash Tile Sheet Calculator
Kitchen backsplashes often combine wall runs of different heights and use mosaic sheets rather than individual large tiles. This tool combines two rectangular runs, subtracts uncovered sections, and uses the useful coverage per sheet to estimate stock. It then adds cutting allowance and rounds to complete boxes.
Flooring & TileFlooring Material Calculator
Use this flooring material calculator when the supplier sells flooring by box coverage. Start with the measured floor dimensions, subtract permanent areas that will not receive flooring, then add a cutting allowance appropriate to your layout. The tool rounds the adjusted area up to whole boxes and shows the extra coverage created by that rounding.
Flooring & TileTile Quantity Calculator
Tile dimensions and the spaces between tiles both affect how many pieces cover a surface. This quantity estimator treats each tile plus one grout joint as a repeating module, applies a cutting and breakage allowance, and rounds the final order to the box size.
Flooring & TileFlooring Cost Calculator
A flooring budget usually includes more than the price displayed beside a sample. This cost calculator distinguishes the measured installation area from the larger material order, so labor is not automatically charged on unused offcuts. Add the underlayment rate, removal rate, delivery charge, and the tax applicable to your material subtotal.
Flooring & TileCarpet Roll Calculator
Broadloom carpet comes in a fixed roll width, so room area alone does not tell you how much roll length to order. This calculator compares two orientations across one rectangular room. Each orientation uses full roll-width runs and adds the specified trimming length to each run.
Flooring & TileBaseboard Length Calculator
Baseboard follows the edges of the room rather than its floor area. This calculator starts with the rectangular room perimeter, removes the combined widths of door openings, and adds a cutting allowance before rounding to whole stock lengths. An optional second run estimates shoe molding using the same trimmed perimeter.
Flooring & TileTile Grout Calculator
Small tiles create more joint length per square foot than large tiles, and deeper joints hold more grout. This calculator models those relationships using a repeating tile-and-joint cell, calculates the portion occupied by grout, and multiplies that fraction by joint depth and installed area.
Flooring & TileThinset Mortar Bag Calculator
Thinset coverage depends on the mortar, trowel geometry, substrate, and how the tile is bedded. Instead of claiming that one trowel always yields a fixed area, this calculator asks for the coverage per bag supplied by the selected product or a measured test.
Flooring & TileStraight Tile Layout Calculator
A tile purchase estimate does not reveal whether a room ends with a narrow strip along one wall. This straight-grid layout calculator starts with the usable rectangle after perimeter gaps, fits full interior tiles and grout joints, and shares the remaining width equally between the two border tiles.
Flooring & TileLaminate Flooring Calculator
Laminate is normally sold as boxes of planks, and its floating perimeter gap changes the dimensions of the covered field. This calculator converts room dimensions into a usable field, estimates plank demand with a selected waste allowance, and rounds that demand to complete boxes.
Flooring & TileVinyl Plank Row and Box Calculator
A vinyl plank layout can consume more whole source boards than an area-only calculation suggests. This tool lays out alternating rows with a full-length starter and a shorter starter, calculates the number of source boards needed to finish each row, and then rounds the order to boxes.
Flooring & TileCarpet for Stairs Calculator
Carpet on stairs follows each tread and riser rather than the horizontal staircase footprint. This calculator adds those two dimensions, allows extra length at each step for the intended nosing treatment, and multiplies by the number of covered steps. A landing contributes separate rectangular area.
Flooring & TileNo calculators match. Try a material name such as paint, wood, soil or tile.
Plan before you buy
How to Estimate Laminate and Vinyl Flooring Boxes for Irregular Rooms
Flooring estimates have three different quantities: the installed area, the material target after cutting allowance, and the actual boxed order. Those numbers can differ even in a simple room. Laminate and vinyl products also have different plank dimensions and installation rules, so one universal box count is not useful.
5 min read · Project guideFlooring & TileTile Layout, Border Cuts, and Waste: Why Area Alone Is Not Enough
Tile quantity and tile layout answer different questions. A quantity estimate translates surface area into a broad material target; a layout shows rows, columns, grout joints, and cuts at the edges. Two layouts can cover the same room while consuming different numbers of source tiles.
5 min read · Project guideFlooring & TileGrout vs Thinset Quantity: Joint Volume, Trowel Coverage, and Bag Rounding
Grout fills spaces between tiles, while thinset mortar bonds the installed tile to its substrate. They serve different roles and their quantities respond to different inputs. A small mosaic can use much more grout per square foot than a large tile, even when the adhesive-covered area is identical.
5 min read · Project guide