Firewood Calculator

Stacking firewood for winter? Our free Firewood Calculator converts your woodpile dimensions into full cords and face cords, with an estimated seasoned weight — so you know exactly what you have, or what to order.

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Stack volume (cu ft)
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Full cords
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Face cords
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Est. seasoned weight (t)

A full cord is 128 cubic feet of neatly stacked wood; a face cord is a single row, roughly one-third of a cord. Weight assumes seasoned hardwood at about 1.5 tonnes per cord. Everything runs in your browser; nothing is uploaded.

How to Use

  1. Measure your woodpile’s length and height in feet.
  2. Enter the cut length of your logs in inches (16 is standard).
  3. Click Calculate to see the volume in cubic feet.
  4. Read off the full cords and face cords for ordering or selling.
  5. Use the seasoned weight estimate when planning transport.

Key Features

  • Stack volume in cubic feet from three measurements.
  • Full cord conversion (128 cu ft per cord).
  • Face cord conversion for single-row stacks.
  • Estimated seasoned hardwood weight in tonnes.
  • 100% private — all calculations happen in your browser.

FAQs

What is a cord of firewood?

A full cord is a neatly stacked pile measuring 128 cubic feet — traditionally 8 ft long, 4 ft high and 4 ft deep. It is the standard unit for buying and selling firewood.

What is a face cord?

A face cord is a single row of a full cord — 8 ft long, 4 ft high and one log-length deep (usually 16 in). It holds about 42.7 cubic feet, roughly one-third of a full cord.

How much firewood do I need for winter?

A typical home burning wood as a secondary heat source uses 1–2 full cords per winter; a wood-heated home can use 4–6. Measure your stack with the calculator to see where you stand.

How heavy is a cord of firewood?

Seasoned hardwood weighs roughly 1.5 tonnes per cord, though it varies by species and moisture. Green (unseasoned) wood is considerably heavier.

Is my project data sent anywhere?

No. The calculator runs entirely in your browser with JavaScript, so your measurements never leave your device.

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