Concrete Weight Calculator

Use this free concrete weight calculator to estimate pounds and US tons from cubic yards, density, and optional waste. Normal-weight concrete is often around 145 to 150 lb/ft3, but the right density depends on the mix.

Smoke mascot pointing at concrete cubes, a scale, aggregate-density blocks, weight blocks, and a calculator for converting concrete volume into pounds.
Concrete Weight Calculator artwork matches the live workflow: enter cubic yards, density, and waste to estimate concrete pounds and US tons.View in the smoke-kawaii gallery
Inputs explainedResult checksExample valuesRuns in your browser
Concrete weight7830 lb

2 yd3 at 145 lb/ft3

Cubic feet
54 ft3
US tons
3.915 tons
Density used
145 lb/ft3

Normal-weight concrete is often estimated around 145 to 150 lb/ft3, but density changes with mix, aggregate, air, moisture, lightweight materials, and reinforcement. Use supplier data for hauling or structural decisions.

Formula steps

  1. Convert cubic yards to cubic feet.
  2. Apply the optional waste allowance.
  3. Multiply cubic feet by the entered density and convert pounds to tons.

Examples

Recent answers

Recent concrete weight estimates will appear here.

Concrete weight estimates stay local and use the volume, density, and waste you enter.

Inputs and recent answers stay in this browser tab and are not sent to a server.

How to use the Concrete Weight Calculator

  1. Enter concrete volume in cubic yards, density in pounds per cubic foot, and optional waste percent.
  2. Press Estimate weight to see cubic feet, pounds, and US tons.
  3. Normal-weight concrete is often estimated near 145 to 150 pounds per cubic foot, but supplier data is better.
  4. Do not use this alone for hauling or structural decisions when exact weight matters.

What people use it for

Estimate concrete weight for hauling, disposal, or trailer planning.

Convert cubic yards into pounds and US tons.

Compare normal-weight, lightweight, and heavier density assumptions.

Add waste volume before estimating order weight.

Check concrete-only weight before adding rebar or formwork separately.

Quick examples

Normal concrete

2 yd3 at 145 lb/ft3

7,830 lb, about 3.92 US tons

One cubic yard check

1 yd3 at 150 lb/ft3

4,050 lb, about 2.03 US tons

Heavy estimate with cushion

3.5 yd3 at 150 lb/ft3 plus 5% waste

14,884 lb, about 7.44 US tons

Lightweight comparison

2 yd3 at 115 lb/ft3

6,210 lb, about 3.11 US tons

Need the guide or a nearby tool?

Need a slower walkthrough, a related calculator, or the full library? These links keep you close to the task you started.

Frequently asked questions

Plain-language answers about when to use the tool, what it does with your inputs, what to double-check, and how privacy works.

When should I use the Concrete Weight Calculator?

Use it when your task matches one of these common needs: Estimate concrete weight for hauling, disposal, or trailer planning. Convert cubic yards into pounds and US tons. It works best when you already know the measurements, amounts, units, or options the page asks for.

What is the Concrete Weight Calculator doing with my inputs?

In plain language: The calculator multiplies cubic yards by 27 to get cubic feet, applies waste, multiplies adjusted cubic feet by density in pounds per cubic foot, and divides pounds by 2,000 to get US tons. The examples on the page are there so you can compare your inputs with a worked example before copying the answer.

What do the main Concrete Weight Calculator inputs mean?

Cubic yards: the concrete volume you already measured or calculated from a slab, footing, column, or pour. Density: pounds per cubic foot. Normal-weight concrete is often estimated around 145 to 150 lb/ft3, while lightweight concrete can be much lower. Waste percent: extra volume before weighing, useful when you want the weight after adding an ordering cushion. US tons: the total pounds divided by 2,000, useful for hauling and disposal estimates.

How should I read the Concrete Weight Calculator answer?

Read the headline estimate first, then check the material, waste, coverage, and unit lines. For project tools, the supporting lines are often the difference between a rough idea and a list you can actually shop from.

What should I double-check before trusting the answer?

Concrete density varies by mix, aggregate, reinforcement, moisture, air content, and lightweight or heavyweight material choices. Use supplier data for truck limits, crane picks, disposal tickets, forms, or engineering decisions. Also check the unit, scale, mode, and result limit because small input changes can change the answer.

What density should I use for concrete weight?

For rough planning, normal-weight concrete is commonly estimated around 145 to 150 lb/ft3. Use your supplier or project specs when hauling, disposal, lifting, or structural loads matter.

How much does one cubic yard of concrete weigh?

At 150 lb/ft3, one cubic yard weighs about 4,050 lb, or about 2.03 US tons. At 145 lb/ft3, it weighs about 3,915 lb.

How much does 2 cubic yards of concrete weigh?

At 145 lb/ft3, 2 cubic yards weighs 7,830 lb, or about 3.92 US tons. Change the density field if your mix is lighter or heavier.

Does cured concrete weigh less than wet concrete?

It can. Water leaves the mix as concrete cures, but aggregate and mix design still control most of the weight. Use the density that matches the state you care about.

Can this estimate concrete weight by dimensions?

This page starts with cubic yards. If you only have length, width, and thickness, use the Concrete Calculator or Cubic Yard Calculator first, then bring the cubic yards back here.

What does 1 m3 of concrete weigh in kg?

Normalweight concrete is often about 2,400 kg per cubic meter. This calculator uses US units, so use the density field in lb/ft3 for the final estimate.

Is lightweight concrete the same weight?

No. Structural lightweight concrete can be much lighter than normal-weight concrete, often around 90 to 120 lb/ft3 depending on the aggregate and mix.

Why add waste percent to a weight estimate?

Waste raises the volume before weight is calculated. That helps when you want the weight of the amount you plan to order, not just the neat shape.

Does this include rebar weight?

No. It estimates concrete material only. Use the Rebar Weight Calculator if you also need reinforcing steel weight.

Can I use this for truck or trailer limits?

Use it only as a planning check. For real load limits, confirm the density, container weight, trailer rating, axle limits, and disposal or supplier ticket weights.

Does the site save what I enter?

No. The calculator runs in your browser tab. Your recent answers stay only on the page while you use it, and they are not sent to a server.

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