We’ve looked at where you can get the cheapest gas and electricity prices in the Westminster area to give you an idea of what you could be paying if you switched energy suppliers and how much you could save on your energy bills.

Westminster is a City in London with the postcode sector SW1A 2.

It is a bustling district known for its iconic landmarks and historic significance in the heart of the bustling city. It attracts visitors from around the world with its stunning architecture, cultural attractions, and vibrant atmosphere. It offers a unique blend of tradition and modernity, making it a must-see destination.

Who are the cheapest energy suppliers in Westminster?

By using the current prices for tariffs in Westminster and the average gas and electricity usage for a 3-bedroom home, we have found the below energy providers currently have the cheapest tariffs near you:

Supplier NameTariff NameTariff TypeMonthly CostAnnual Cost
OVO Energy1 Year Fixed + Boiler CoverFixed£133£1,591
Outfox The MarketSuper Fix'd 12m Apr-24Fixed£134£1,605

EDF Energy
EDF EssentialsFixed£134£1,606
E.ON NextNext FixedFixed£135£1,625
British GasFixed Tariff 12MFixed£136£1,627
This was last updated 3rd May 2024.

Use our comparison site here to find the cheapest gas and electricity prices based on your usage.

Who is the best energy supplier in Westminster?

When looking at energy suppliers, it is important to not just focus on price.

Using data from Trustpilot, we have highlighted the best-performing energy suppliers that are available in Westminster  below:

Supplier NameReviews RatingNo. Reviews
Octopus Energy4.8265,000+
OVO4.4155,000+
EDF Energy4.375,000+
E.ON Next4.275,000+
British Gas4.1195,000+

What are the maximum standing charges in Westminster?

Your standing charge is a daily fee you must pay to your energy supplier regardless of your energy usage. Under the rules of the Ofgem price cap, a company is allowed to charge a maximum amount, which varies depending on where you live.

Westminster falls under the South area, meaning standing charges are currently capped at 30.78p per day for gas and 63.33p per day for electricity.

This means that whoever your supplier is, these are the maximum amounts they can charge you.

Combined, this gives a maximum standing charge for gas and electricity of 94.11p.

This means that London is in the area ranked 7th out of the 14 regions in terms of maximum standing charges rates (14th is highest). The capped price is 3% higher than the average.

These rates are based on the July 2024 price cap.

What are the maximum unit prices in Westminster?

Your unit rate is how much you are charged per unit of gas or electricity you use. These units are measured in kWh.

Similar to standing charges, a supplier can charge a maximum for each unit of gas or electricity, which varies depending on your area.

In Westminster, as it is in the South, the cap on the unit rate for electricity is 24.66p and the maximum unit rate for gas is 6.12p.

Combined, this gives a maximum unit charge for gas and electricity of 124.89p.

This means that London is in the area ranked 8th out of the 14 regions in terms of maximum unit prices (1st is lowest).

The capped rate is 3% higher than the average.

Again, these are based on the July 2024 price cap and will next be updated in October 2024.

What is the average energy usage for a property in Westminster?

Westminster is in the City of Westminster local government area.

Gas Usage

In this area, there are 130,000 domestic properties.

86,000 of these properties have a gas meter whilst 44,000 are not connected to the gas grid (approximately 34% of properties).

The total gas usage for this area is 881 GWh, with the average household consuming 10,627 kWh of gas per year.

For context, the area with the highest average gas usage was the Elmbridge District, with 16,182 kWh per year, and the lowest gas usage was the City of Plymouth, with 7,976 kWh per year.

Electricity Usage

In total, there are 125,300 domestic electricity meters in this area.

The total consumption of all meters comes to 451 GWh, with the average household consuming 3,609 kWh of electricity per year.

For context, the area with the highest average electricity usage was the Cotswolds, with 4,947 kWh per year, and the lowest electricity usage was the South Tyneside District, with 2,527 kWh per year.

How do properties in Westminster rate for energy efficiency?

When it comes to the efficiency of properties, 56% in City of Westminster are rated as EPC Band C or above.

The lowest-rated area in the UK (Pendle District) has only 22% of properties rated Band C or above.

In contrast, the best-performing area (Salford) has 65% of properties rated Band C or above.

The average estimated CO2 emissions from these properties is 2.5 tonnes/year for existing properties and 0.9 tonnes/year for new properties.

Combined, the average CO2 emissions for properties in this area is 2 tonnes/year.

When it comes to central heating, the table below shows the main fuel type used for central heating in this area:

Fuel TypePercentage
Community heating scheme32%
Electricity14%
Mains gas51%
Oil0%
Other or unknown1%

How is the smart meter rollout going in Westminster?

Smart meters are currently being rolled out across the UK and are available for free to most customers from their energy suppliers.

In City of Westminster (which covers Westminster) 22% of meters are a smart meter, based on the latest available data from 2023.

Torridge has the lowest percentage of smart meter installations, with only 46% being smart.

In contrast, Chesterfield has the highest percentage of smart meters at 69%.

Which distribution network covers Westminster?

The UK’s energy distribution network is supported by several key companies, each responsible for specific regions. These firms manage the infrastructure delivering energy to homes and businesses, ensuring a reliable supply.

Due to being based in the South region, the distributor for Westminster is SSE Power Distribution.

SSE Power Distribution, evolving from the UK’s electricity privatisation, maintains and updates the network that brings electricity to homes and businesses. They focus on ensuring a reliable supply and integrating renewable energy, aligning with the UK’s sustainability goals. Their work is crucial for modern energy needs and environmental responsibility.

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