Home project estimating

Calculate the material quantity before you buy.

Focused calculators for drywall, deck mud, door casing, landscape fabric, flooring, tile, concrete, and other measured projects. Inputs, product yield, purchase rounding, and assumptions stay visible so every result is easy to check.

Start in three steps

  1. 1

    Measure

    Enter the dimensions that control the quantity.

  2. 2

    Adjust

    Review waste, coverage, density, spacing, and stock size.

  3. 3

    Verify

    Check the rounded purchase quantity before ordering.

24

live calculators

7

project hubs

15

published guides

Published guides

Measure and plan with context.

Use these guides to verify measurements, formulas, waste allowances, and the limits of each estimate.

Gravel guide

How Much Gravel Do I Need for a Driveway?

Turn driveway measurements into cubic yards, cubic metres, and approximate tons while keeping depth, density, compaction, and waste assumptions visible.

Read guide

Drywall guide

How Many Sheets of Drywall Do I Need?

Calculate wall and ceiling area, subtract openings, add waste, divide by the selected sheet size, and round up to whole drywall sheets.

Read guide

Fence guide

How Many Fence Posts Do I Need?

Calculate fence posts from usable fence length, chosen spacing, layout type, endpoints, corners, gates, and material style.

Read guide

Siding guide

How Much Siding Do I Need?

Add wall and gable areas, subtract openings, convert to siding squares or product coverage units, and apply a clear waste allowance.

Read guide

Decking guide

How Many Deck Boards Do I Need?

Use deck dimensions, board direction, actual board width, gap, stock length, and waste to estimate rows, linear feet, and full boards.

Read guide

Gravel guide

Gravel Driveway Cost: Size, Depth, Tons, and Delivery

Turn a measured driveway into a practical gravel cost estimate by separating volume, tonnage, delivery, site work, and local pricing assumptions.

Read guide

Drywall guide

Cost to Drywall a 12x12 Room: Area, Sheets, and Finish Scope

Use a 12x12 room example to calculate drywall area, whole sheets, visible assumptions, and the project scope that changes material and labor cost.

Read guide

Fencing guide

How Much Concrete Do I Need per Fence Post?

Estimate concrete for fence-post holes with a cylinder formula, bag-yield checks, and links to the fence and concrete calculators.

Read guide

Common questions

Use estimates responsibly.

01Do I need an account to use EstimatorPad?+

No. The calculators are available without creating an account or submitting project details.

02Can I use a result as the final material order?+

Use it as a planning quantity, then confirm product coverage, stock availability, site measurements, local requirements, and supplier recommendations before ordering.

03Why does EstimatorPad round material quantities upward?+

Many materials are purchased as whole boards, sheets, bags, panels, cans, boxes, or cartons. Upward rounding avoids presenting an unusable fractional purchase quantity.