250-Gallon Propane Tank Sizes and Dimensions (Length, Diameter, Weight)


The 250-gallon is the most common propane tank size in the US. This is a standard propane tank size for the average home in a climate:

  • hot climate.
  • low temperature season.

Now, you can either get a above the ground or under the ground Tank 250-gallon propane tank. Important information you will need adequately reserve a place There are 250 gallon propane tank dimensions for the tank.

Size and Dimensions of a 250 Gallon Propane Tank
Example of an above ground 250 gallon propane tank. It is in the shape of a cylinder, measuring 92 inches in length and 30 inches in diameter.

We’ll look at the dimensions of the 250-gallon tank first. Also, as far as the BTU content and propane content are concerned, we will also look at the size of the 250-gallon propane tank. (The 80% rule actually dictates that a 250 gallon tank can hold a maximum of 200 gallons of propane),

250-Gallon Propane Tank Dimensions (Length, Diameter + Weight)

A standard 250-gallon propane tank is 92 inches long (7 feet and 8 inches). Its diameter is 30 inches.

If you want to install a 250-gallon tank, you’ll need to reserve roughly one space that is:

  • 8 feet tall. You need a few extra inches for piping, so 8′ is recommended, not 7’8″.
  • 2.5 feet wide.
  • 2.5 feet high.

You can install it in your garage (above ground) or dig or reserve an underground space for a propane tank (below-ground installation).

One additional piece of information you may find useful is the weight of the 250 gallon tank. You will need to be able to handle it, and these tanks weigh quite a bit.

For example, a 250-gallon propane tank weighs about 483 pounds when empty and 1,333 pounds when full. As you can read in a more detailed version, 1 gallon of propane weighs 4.11 pounds at 77°K.

Best practice is to set it up empty (it will weigh about 500 pounds), and then fill it up.

You can find all sizes, dimensions and weights of 100, 250, 500, 1000 Gallon Propane Tanks listed in this table.

How much propane can a 250-gallon tank hold?

To see how long a propane tank will last, you should also look at how much propane a 250 gallon tank can hold.

To some it may be surprising that a 250 gallon tank holds 200 gallons of propane ,No 250 gallons). This is a safety precaution.

When filling a propane tank, we use the 80% rule. Why can’t we put 250 gallons of propane in a 250 gallon tank?

This is because of the thermal expansion of propane. At higher temperatures, propane expands and creates an outward pressure on the 250-gallon tank. With that pressure in mind, we only put 80% fuel (propane) in the tank.

A full 250-gallon tank holds 200 gallons of propane 18,300,000 BTU Energy (or heating).

This means that a full 250-gallon tank will run on average heating consumption based on:

  • 212 days to heat a 500 square foot home.
  • 106 days to heat a 1,000 square foot home.
  • …and so on.

You can see how long a 250 gallon gas tank lasts by looking at the square footage of your home.

This is a brief summary of 250-Gallon Propane Tank sizes, dimensions, weight, and BTU content. If you have any questions about this propane tank size, you can use the comments below and we’ll try to help.

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