Average Gas Bill In Adelaide [1, 2, 3, 4 & 5 Person]

Wondering how much the typical gas bill is in Adelaide? Are you paying a similar price to your neighbours? Let's find out.

Average Gas Bill in Adelaide

Your gas bill depends greatly on 2 things - your usage and your gas plan. There are 71 residential gas plans on offer in Adelaide in July 2025, each with their own rates.

We've run the numbers across all of these plans, and here's what we've found.

1 Person Households

Based on government benchmark data, a 1 person household in Adelaide (climate zone 5) typically has an energy usage profile like this:

• Summer - 1,124 kWh
• Autumn - 2,085 kWh
• Winter - 3,979 kWh
• Spring - 2,257 kWh

For single rate plans (flat usage rates all the time), the average gas bill in Adelaide ranges from $37 to $65 per month.

Here's a sample of a few of these plans, from cheapest to most expensive.

2 Person Households

Based on government benchmark data, a 2 person household in Adelaide (climate zone 5) typically has an energy usage profile like this:

• Summer - 1,807 kWh
• Autumn - 3,313 kWh
• Winter - 6,023 kWh
• Spring - 3,528 kWh

For single rate plans (flat usage rates all the time), the average gas bill in Adelaide ranges from $57 to $101 per month.

Here's a sample of a few of these plans, from cheapest to most expensive.

3 Person Households

Based on government benchmark data, a 3 person household in Adelaide (climate zone 5) typically has an energy usage profile like this:

• Summer - 2,655 kWh
• Autumn - 5,173 kWh
• Winter - 8,874 kWh
• Spring - 5,619 kWh

For single rate plans (flat usage rates all the time), the average gas bill in Adelaide ranges from $86 to $153 per month.

Here's a sample of a few of these plans, from cheapest to most expensive.

4 Person Households

Based on government benchmark data, a 4 person household in Adelaide (climate zone 5) typically has an energy usage profile like this:

• Summer - 3,084 kWh
• Autumn - 5,173 kWh
• Winter - 8,874 kWh
• Spring - 5,619 kWh

For single rate plans (flat usage rates all the time), the average gas bill in Adelaide ranges from $88 to $156 per month.

Here's a sample of a few of these plans, from cheapest to most expensive.

5 Person Households

Based on government benchmark data, a 5 person household in Adelaide (climate zone 5) typically has an energy usage profile like this:

• Summer - 3,349 kWh
• Autumn - 5,537 kWh
• Winter - 8,874 kWh
• Spring - 5,619 kWh

For single rate plans (flat usage rates all the time), the average gas bill in Adelaide ranges from $90 to $160 per month.

Here's a sample of a few of these plans, from cheapest to most expensive.