Average Energy Bills UK 2026: What Households Actually Pay
The average UK household pays approximately £1,738 per year for gas and electricity combined at Q1 2026 rates. But averages hide huge variation. A well-insulated 2 bed flat might pay £1,200 while a poorly insulated 5 bed detached house pays over £2,800. Here is the full breakdown.
See how much you could save
If your bills are above the averages for your property type, you are losing money through poor insulation or an inefficient heating system. Use our insulation calculator or heat pump calculator to see how much you could reduce your bills.
Current energy prices (Q1 2026)
These are the Ofgem price cap rates for Q1 2026 (January to March). The price cap changes quarterly.
Electricity: 24.5p per kWh with a daily standing charge of 61.64p. Gas: 6.76p per kWh with a daily standing charge of 31.65p.
Average energy bills by property type
| Property type | Gas bill/yr | Electricity bill/yr | Total/yr | Total/month |
|---|---|---|---|---|
| 1 bed flat | £500 | £700 | £1,200 | £100 |
| 2 bed flat | £600 | £730 | £1,330 | £111 |
| 2 bed terrace | £700 | £760 | £1,460 | £122 |
| 3 bed semi (average insulation) | £905 | £833 | £1,738 | £145 |
| 3 bed semi (good insulation) | £720 | £790 | £1,510 | £126 |
| 3 bed detached | £1,100 | £870 | £1,970 | £164 |
| 4 bed detached | £1,400 | £920 | £2,320 | £193 |
| 5 bed detached | £1,900 | £980 | £2,880 | £240 |
Based on Ofgem Q1 2026 price cap rates. Gas bills calculated from EST heat demand data by property type at 92% boiler efficiency. Electricity bills use Ofgem typical consumption scaled by property size. Includes standing charges. Actual bills depend on insulation, occupancy, thermostat settings, and tariff.
Why your bill might be higher than average
Poor insulation. A poorly insulated 3 bed semi can use 40% to 50% more gas than a well-insulated one. That is the difference between a £720 and a £1,100 gas bill. Insulation is the single biggest factor in your energy bill, and many households qualify for free insulation through ECO4.
Old inefficient boiler. A 20-year-old boiler might operate at 70% to 80% efficiency versus 90% to 92% for a modern condensing boiler. That 15% to 20% efficiency gap translates directly into higher bills. A heat pump or new boiler can close this gap.
High thermostat setting. Every degree above 20C adds roughly 10% to your heating bill. The Energy Saving Trust recommends 18C to 21C for most households.
Standard variable tariff. If you have never switched supplier or tariff, you are likely on the most expensive rate. Fixed tariffs and smart tariffs can offer savings of 5% to 15%.
Average gas consumption by property type
| Property type | Gas (kWh/yr) | Insulation level | Annual gas cost |
|---|---|---|---|
| 1 bed flat | 5,500 | Average | £487 |
| 2 bed mid-terrace | 8,500 | Average | £690 |
| 3 bed semi-detached | 11,500 | Average | £905 |
| 3 bed semi-detached | 8,500 | Good | £690 |
| 3 bed detached | 14,000 | Average | £1,062 |
| 4 bed detached | 18,000 | Average | £1,347 |
| 5 bed detached | 24,000 | Average | £1,856 |
Gas costs = (consumption / 0.92 boiler efficiency) x 6.76p + standing charge. Source: Energy Saving Trust and Ofgem.
Average electricity consumption by property type
| Property type | Electricity (kWh/yr) | Annual electricity cost |
|---|---|---|
| 1 bed flat (1-2 people) | 1,800 | £666 |
| 2 bed terrace (2-3 people) | 2,300 | £789 |
| 3 bed semi (3-4 people) | 2,700 | £887 |
| 4 bed detached (4-5 people) | 3,500 | £1,083 |
| With electric vehicle | +2,500 | +£613 |
| With heat pump | +2,500 to 4,500 | +£613 to £1,103 |
Electricity costs = consumption x 24.5p + standing charge (61.64p/day = £225/yr). Source: Ofgem typical consumption data. EV and heat pump figures are additional consumption on top of base usage.
How to reduce your energy bills
The most impactful actions, ranked by potential savings:
1. Insulate your home. Loft and cavity wall insulation can cut gas bills by 20% to 35%. Many households get it free through ECO4. This is the cheapest, most effective improvement.
2. Switch to a better tariff. Check comparison sites for fixed-rate deals below the price cap. Smart tariffs with time-of-use pricing can save 10% to 20% if you shift usage to off-peak hours.
3. Turn down your thermostat. Reducing your thermostat by 1C saves roughly £80 to £130 per year for an average home. A smart thermostat (£150 to £300) automates this and can improve your EPC by 2 to 4 points.
4. Consider a heat pump. For homes on oil, LPG, or electric heating, a heat pump can cut heating costs by 30% to 70%. The £7,500 BUS grant makes the upfront cost competitive with a new boiler. For homes on gas, savings are smaller but improve with good insulation and a smart tariff.
5. Add solar panels. A 4 kW solar system can reduce electricity bills by £400 to £700 per year. With 0% VAT until March 2027, the payback period is 8 to 12 years.
Frequently asked questions
What is the average energy bill in the UK in 2026?
Approximately £1,738 per year for gas and electricity combined, based on Ofgem typical consumption values. Actual bills range from £1,200 for a 1 bed flat to over £2,800 for a 5 bed detached house.
What is the average gas bill in the UK in 2026?
Approximately £905 per year based on typical consumption of 11,500 kWh. Gas costs 6.76p per kWh at the Q1 2026 price cap, plus a 31.65p daily standing charge.
What is the average electricity bill in the UK in 2026?
Approximately £833 per year based on typical consumption of 2,700 kWh. Electricity costs 24.5p per kWh at the Q1 2026 price cap, plus a 61.64p daily standing charge. Homes with heat pumps or electric vehicles consume more.
How much does a 3 bed house cost to heat in 2026?
A 3 bed semi costs approximately £1,600 to £2,000 per year for gas and electricity. Well-insulated homes are at the lower end. Improving insulation can cut this by 20% to 35%.
Data sources
Energy prices from Ofgem Q1 2026 price cap. Consumption data from Energy Saving Trust and Ofgem typical domestic consumption values. Property-level data from DESNZ National Energy Efficiency Data-Framework. See our full methodology.