✉ sales@homeenergyquotes.co.uk
New 0% VAT on solar panels — check your eligibility →

Conservatory roofs in St Helens

£2,260 to £9,160 installed, and 48% of homes in the council area rated EPC D to G.

Request a free quote See the local data

By Home Energy Quotes · Updated September 2026 · St Helens, Merseyside

Conservatory Roofs in St Helens

What a new roof costs in St Helens

Small (up to 3m)

£2,260–£3,660

We don’t publish a saving figure for this upgrade.

Medium (3–4m) (most common)

£4,370–£6,480

We don’t publish a saving figure for this upgrade.

Large (4m+)

£6,470–£9,160

We don’t publish a saving figure for this upgrade.

Source: Home Energy Quotes Cost Index, costs modelled March 2026, savings at the October to December 2026 price cap. Prices are estimates and include installation and VAT. Actual costs may vary.

St Helens in numbers

Published statistics for the St. Helens council area, not our estimates.

48% of homes with an EPC in the St. Helens council area are rated D to G, and the median energy score is 69, which is band C. At the 2021 Census, 84.9% of households in the St. Helens council area used mains gas as their only central heating, 0.2% oil only and 3.7% electricity only.

St. Helens council areaFigureSource
Homes with an EPC rated D to G48%ONS, EPCs lodged to March 2025
Median EPC energy score69 (band C)ONS, EPCs lodged to March 2025
Households on mains gas heating only84.9%Census 2021, ONS
Electricity network operatorSP Energy Networks (North Wales, Merseyside and Cheshire)NESO licence area boundaries

These are published official statistics for the St. Helens council area, which covers St Helens, not Home Energy Quotes estimates. Sources checked 6 October 2026.

Grants and funding in St Helens

No conservatory roof grant

There is no government grant for conservatory roof replacement in St Helens, and a replacement roof does not qualify for 0% VAT on energy-saving materials.

Source: HMRC — VENSAV3270

Standard VAT

Conservatory roofs are not on HMRC's list of energy-saving materials, so 20% VAT applies and is inside the prices above.

Source: HMRC — VAT Notice 708/6

Warm Homes: Local Grant

The council is part of a Warm Homes: Local Grant consortium led by Liverpool City Region Combined Authority, allocated £31,805,813 in principle across the consortium for April 2025 to March 2028. Income and EPC rules apply.

Source: DESNZ, list updated July 2026

Is St Helens a good place for conservatory roofs?

St Helens receives an average of 1440 hours of sunshine per year — close to the UK average of 1,493 hours. Combined with North West’s energy prices tracking the UK average, conservatory roofs installations here may offer good value (individual results will vary).

St Helens has a population of 102,000, and the area falls within the North West region. We recommend getting at least 3 quotes to compare prices.

St Helens

Find Installers in St Helens

We recommend getting at least 3 quotes from qualified installers before making a decision. Check reviews, ask for local references, and make sure warranties are clearly stated in writing.

Request a free quote →

What to check before hiring an installer in St Helens

  • Qualifications — check the installer holds relevant qualifications and certifications for conservatory roofs before signing any contract
  • Local references — ask for completed jobs in St Helens or Merseyside
  • Reviews — check online reviews before committing
  • Warranty — product and workmanship warranties should be clearly stated in writing
  • 3 quotes minimum — we recommend comparing at least three quotes to ensure you get a fair price
Conservatory Roofs installer in St Helens

Conservatory Roofs by Area in St Helens

Explore our detailed neighbourhood guides covering every area of St Helens. Each guide includes local costs, available grants and qualified installers near you.

Billinge Haydock Newton-le-Willows Rainford Rainhill Sutton

Questions about conservatory roofs in St Helens

How much do conservatory roofs cost in St Helens?
Conservatory Roofs in St Helens cost between £2,260 and £9,160 installed, depending on system size. A typical mid-range system costs around £5,490 including installation and VAT (modelled estimate).
How energy efficient are homes in St Helens?
48% of homes with an EPC in the St. Helens council area, which covers St Helens, are rated D to G, and the median energy score is 69, which is band C.
Is there a grant for conservatory roofs in St Helens?
There is no government grant for conservatory roof replacement in St Helens, and a replacement roof does not qualify for 0% VAT on energy-saving materials.
How long is the payback period in St Helens?
We don’t publish a payback for conservatory roofs: no official source gives a reliable yearly saving. How we calculate costs explains why.
Do I need planning permission in St Helens?
Most conservatory roofs installations fall under permitted development rights and do not require planning permission. However, listed buildings, conservation areas and flats may need approval. Always check with your local planning authority in St Helens before installation.
How do I find a good installer in St Helens?
We recommend getting at least 3 quotes from qualified installers. Check online reviews and verify that the installer holds relevant qualifications before signing any contract.

Get quotes for your home in St Helens

Up to three approved installers who cover St Helens may contact you. Free, no obligation.

Request a free quote

St Helens on the map

Map of St Helens, Merseyside
St Helens, Merseyside and the surrounding area.

Conservatory Roofs in nearby towns

Last reviewed: . Costs are modelled estimates from the Home Energy Quotes Cost Index — see how we calculate them. Grant rates are checked against GOV.UK.