Solar · Battery · EV — Greater London
Solar Panels Twickenham
Solar panels, battery storage and EV chargers for homes in and around Twickenham — designed from your actual usage, installed by an MCS-certified team, and explained in plain English before you commit to anything.
Twickenham is English rugby's home ground — and, quietly, home to one of the town's most visible solar installations. The stadium's south stand carries a 79kWp array laid across three flat rooftop sections, fitted after Inspired became its sustainable energy partner in 2017, and it generates an average of 71,000 kWh of renewable electricity a year — an 18.2-tonne carbon saving. Down by the Thames the town shows its other face: Horace Walpole's Grade I-listed Strawberry Hill House, built in stages between 1749 and 1776, and the Grade I Neo-Palladian Marble Hill House of 1724–1729. Between the two sit the streets where Twickenham's 62,000-odd residents actually live — cottage terraces around Twickenham Green, riverside villas in St Margarets, interwar family homes out towards Whitton and Fulwell — and those are the roofs this page is about.
If a stadium roof can earn its keep here, plenty of house roofs can too — but we'd rather show you the local numbers than lean on the landmark. Solar By Postcode's TW2 analysis puts a south-facing roof at around 998 kWh per kW installed each year — a shade under the regional median of 1,029 — with a typical 5kW system estimated to save about £832 a year and break even in roughly 9.8 years at March 2026 installation costs. Treat those as estimates, not promises: pitch, shading and when you actually use electricity all move the result, which is why battery storage so often changes the arithmetic, and why it's worth running your own figures through our savings calculator before taking any quote at face value. We quote for homes in and around Twickenham — about 18 miles north-east of Guildford, over the Surrey boundary into Richmond borough — and if the survey says solar isn't right for your roof, that is exactly what we'll say.
Quick answer
Solar panels in Twickenham:
- Cost: the Energy Saving Trust puts a typical 4.5 kWp home system (around 12 panels) at around £7,600 installed. Your own figure comes from a survey of your roof, not a table.
- Generation: we model your own roof's pitch, orientation and shading at the survey rather than quote a generic Twickenham yield.
- Payback: on the Energy Saving Trust's table, with export payments and fuel prices as of July 2026, a London home pays back in about 9 years.
- VAT: residential solar installations carry 0% VAT until 31 March 2027, then 5% from 1 April 2027.
- Battery: the Energy Saving Trust puts a 5 kWh battery at around £4,600; fitting it with the panels costs less than a separate visit later.
- Who fits it: HCE is a NAPIT member (73495), MCS-certified for solar PV via NAPIT, and a HIES Consumer Code member. Check both registers yourself.
Figures: Energy Saving Trust (solar, updated 27 August 2026; batteries, updated 19 August 2026) · HMRC VAT Notice 708/6. Each is cited in full further down this page.
How solar panels get fitted in Twickenham
Four steps from first call to switch-on. No pressure at any stage, and a straight answer if it would not pay its way.
- Step 1
A survey of your roof
A free visit to your Twickenham home: roof pitch, orientation, shading, the loft and your fuse board, plus a year of your bills so the system is sized to how you actually use power.
- Step 2
Design and a written quote
Panel count and layout, inverter and any battery, cable routes and scaffolding, set out line by line so you can compare it with any other quote.
- Step 3
Installation and grid paperwork
Fitting usually takes one to two days. Small systems are notified to South Eastern Power Networks after commissioning (G98); larger ones are approved before work starts (G99).
- Step 4
Handover
Commissioning, the MCS certificate you need for export payments, electrical certification, warranties and the monitoring app set up with you.
Solar on Twickenham's housing
The streets around Twickenham Green tell the town's housing story in miniature. The Green's conservation-area appraisal traces modest cottages put up in the first half of the 19th century, soon after the Green was enclosed — the well-preserved terrace on First Cross Road among them, where nos. 24–33 carry an Article 4(2) Direction — through the rendered, slate-roofed 'Apsley Villas' of 1845 at 1–29 (odd) The Green, to a notably intact early-20th-century gault-brick terrace. Later Victorian growth added larger red-brick homes around the edges. For solar there are two practical readings: slate is brittle and needs fixings planned so a 180-year-old covering isn't cracked, and in a conservation area the siting of panels deserves a planning check before anyone books scaffolding.
Zoom out from the Green and the stock is friendlier to panels than most of inner-suburban London. Of the 6,588 TW2 properties analysed by Solar By Postcode, roughly 61% are houses, 27% flats and 6% bungalows — a house-heavy mix where the person reading this page usually owns the roof and can decide alone, without freeholder or management-company sign-off. Demand for that stock keeps rising, too: the surrounding borough of Richmond upon Thames grew 4.4% between the 2011 and 2021 censuses, from around 187,000 people to 195,200.
The energy data explains why assessors here keep pointing at rooftops. Homes across Richmond upon Thames average EPC band D — 60% of the 61,266 assessed properties sit at D–G — and the single most-recommended improvement, on 41,238 certificates, is internal or external wall insulation: the signature of the borough's older solid-wall Victorian and Edwardian houses. Solar photovoltaic panels at 2.5kWp are the third most common recommendation, appearing on 36,864 certificates. In practice the two belong in the same conversation — cut the heat leaking through solid walls and any array you fit works proportionally harder.
What London Borough of Richmond upon Thames is doing
Twickenham's local authority is the London Borough of Richmond upon Thames, which declared a climate emergency in July 2019 and is working towards a carbon-neutral council by 2030 and a net-zero borough by 2043. Its Climate and Nature Strategy is unusually direct about where the problem sits: homes are responsible for nearly half the borough's total carbon emissions, which is why buildings are one of the strategy's five priority themes. The live resident offer is the council's partnership with MakeMyHouseGreen — an automatic £600 discount on solar installation through the scheme for all borough residents, raised from £500 in July 2026. (Richmond joined the Mayor of London's Solar Together group-buying scheme back in 2021, but that council page is no longer live — treat it as history rather than a current offer.) A council-backed route and an independent quote aren't mutually exclusive; comparing the two is the sensible way to decide.
The council itself flags the flip side: its high number of conservation areas and listed buildings means stricter planning rules can apply here than in much of London. Richmond has 72 conservation areas — Twickenham Green, Twickenham Riverside, Twickenham Park, Queen's Road, Trafalgar Road and Cambridge Park in East Twickenham among those in and around the town — and some streets carry Article 4 Directions removing permitted development rights for certain exterior works to dwellings. A pre-quote planning check costs nothing and avoids the expensive kind of surprise.
What solar costs on a Twickenham home
The honest national anchor is the Energy Saving Trust's: a typical domestic system is around 4.5 kWp — roughly around 12 panels over 20 to 30m² of roof — and costs around £7,600 installed. On their payback table, with export payments and fuel prices as of July 2026, London homes sit at about 9 years.
Two things move that number for everyone. Residential installations carry 0% VAT until 31 March 2027, reverting to 5% from 1 April 2027. And export payments under the Smart Export Guarantee are set by each supplier and must be above zero — they change on short notice, which is why we never print one. A quote should itemise the panels, inverter, mounting, scaffolding, labour, commissioning, warranties and the DNO notification, so you can see what the total is made of — ours does, and it comes from a survey of your actual roof and usage, not from a table.
Sources: Energy Saving Trust — Solar panels: costs, savings and benefits explained (updated 27 August 2026) · HMRC — VAT on energy-saving materials and heating equipment (VAT Notice 708/6) · Ofgem — Smart Export Guarantee.
When we'd tell you not to fit solar in Twickenham
A persistently shaded roof, a slope that faces mostly north, a listed building where consent will not carry the fixings, or a home whose daytime usage is so low that almost everything would be exported at a supplier-set rate — in those cases we will say so at the survey rather than sell you a system that under-delivers. Fabric-first improvements sometimes beat panels as the first spend, and we would rather tell you that than not.
Whoever you use, check the registers yourself: HCE is NAPIT member 73495 and an HIES Consumer Code member (HCE/A/1392), with MCS certification for solar PV via NAPIT — the certification an MCS-certified install needs for Smart Export Guarantee payments.
Solar through the year, local uptake and the grid in Twickenham
The annual figure hides the seasons. For the same 4 kWp south-facing array, PVGIS estimates about 483 kWh in June and 487 kWh in July, against about 138 kWh in December and 156 kWh in January. On our arithmetic, December is roughly 29% of June in Twickenham, which is why we size a system to your daytime use across the year and treat any battery as an evening store, not a winter guarantee.
DESNZ records about 2,608 solar PV installations of every size across Richmond upon Thames, with 10.15 MW of capacity (end of 2025, as first published). DVLA records about 6,425 privately kept plug-in vehicles in the same area (2026 Q2), up from 5,499 a year earlier, which is why we size Twickenham systems with a possible EV charger in mind.
Central Twickenham is on UK Power Networks's South Eastern Power Networks network, close enough to the edge of the area that some homes may be on Southern Electric Power Distribution. A typical home system up to 3.68 kW per phase is notified to the operator after commissioning (G98); larger systems, or panels plus a battery above that limit, are applied for before work starts (G99), and we handle both. Ofgem's reported 2024/25 figures for the South Eastern Power Networks area are about 42.2 interruptions per 100 customers and 30.4 minutes lost per customer, against 39.7 and 35.1 across Great Britain.
Sources: PVGIS 5.3 (European Commission Joint Research Centre) (monthly output) · Department for Energy Security and Net Zero, Regional Renewable Statistics · DfT/DVLA VEH0142 · Ofgem, RIIO-ED2 annual report
Local facts, sourced
Twickenham in numbers
Every figure below comes from a named public source — the same standard we hold our savings estimates to.
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The London Borough of Richmond upon Thames — which covers Twickenham — declared a climate emergency in July 2019 and is working towards a carbon-neutral council by 2030 and a net-zero borough by 2043; homes are responsible for nearly half the borough's total carbon emissions, and buildings are one of the five priority themes in its Climate and Nature Strategy.
Source: London Borough of Richmond upon Thames — Climate change (richmond.gov.uk/climate_change) and Climate and Nature Strategy
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Richmond Council has partnered with MakeMyHouseGreen to give borough residents, including Twickenham households, an automatic £600 discount on solar panel installations — increased from £500 in July 2026 — as a driver towards its net-zero-borough-by-2043 goal.
Source: London Borough of Richmond upon Thames — Save on solar with MakeMyHouseGreen (richmond.gov.uk) and council news, July 2026
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Twickenham Stadium has a 79kWp solar PV array laid across three flat rooftop sections of its south stand, installed after the stadium appointed Inspired as its sustainable energy partner in 2017; it produces on average 71,000 kWh of renewable electricity a year — a carbon saving of 18.2 tonnes — making it one of the most visible solar installations in town.
Source: Inspired PLC — Twickenham Stadium solar PV case study
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Homes across Richmond upon Thames average EPC band D — 61,266 properties have been assessed, with 60% rated D–G — and solar photovoltaic panels (2.5kWp) appear as a recommended improvement on 36,864 certificates, the third most common recommendation in the borough behind wall insulation and low-energy lighting.
Source: EPC Advisor — Richmond upon Thames EPC ratings (open EPC register data)
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Richmond upon Thames has 72 conservation areas, several of them in Twickenham — including Twickenham Green (designated 14 January 1969, boundary most recently adjusted on 20 November 2023), Twickenham Riverside, Twickenham Park and Queen's Road — so roof-visible works in these streets warrant a planning check before panels go up.
Source: London Borough of Richmond upon Thames — Conservation areas and Twickenham Green Conservation Area Appraisal No.9
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Some Twickenham conservation-area streets carry Article 4 Directions, which remove permitted development rights for certain exterior works to dwellings — the Twickenham Green appraisal records an Article 4(2) Direction covering 24–33 First Cross Road — so planning permission can be needed for changes that would normally be automatic.
Source: London Borough of Richmond upon Thames — Article 4 Directions and Twickenham Green Conservation Area Appraisal No.9
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Twickenham's electricity distribution network is run by UK Power Networks, the distribution network operator for London — so grid notifications for new solar and battery connections in TW1 and TW2 go through UKPN.
Source: UK Power Networks — Power Cut Check for Twickenham (ukpowernetworks.co.uk)
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South-facing roofs in TW2 (Twickenham) yield around 998 kWh per kW of solar installed per year — 31 below the regional median of 1,029 — with a typical 5kW system estimated to save about £832 a year and break even in roughly 9.8 years at March 2026 installation costs.
Source: Solar By Postcode — TW2 Richmond upon Thames analysis
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Twickenham's heritage landmarks include Horace Walpole's Grade I-listed Strawberry Hill House (built in stages between 1749 and 1776) and the Grade I Neo-Palladian Marble Hill House (1724–1729) — a reminder that listed-building consent applies to installations on or immediately around designated heritage assets in the town.
Source: Historic England listings — Strawberry Hill House and Marble Hill House, Twickenham
Data last reviewed: July 2026
Where we work around Twickenham
We quote for homes in and around Twickenham, including St Margarets, Strawberry Hill, East Twickenham, Whitton, Fulwell and Twickenham Green, across the TW1, TW2 postcode districts. Every quote starts with a free survey of your actual roof and usage — if solar wouldn't pay its way on your home, we'll say so plainly. Try the numbers first on our savings calculator, or read how we approach installations across South West London.
If you are weighing storage as well, our page on battery storage in Twickenham sets out what a battery does on a Twickenham roof through the year, and what it costs.
Driving electric, or about to? See EV charger installation in Twickenham for the supply check, parking and grant position. The battery in our own job photos is EnSmart: see EnSmart battery installation across South West London.
Twickenham solar questions
Do Twickenham's conservation areas mean I need planning permission for solar panels?
Not automatically — but Twickenham is a place to check rather than assume. Richmond upon Thames has 72 conservation areas, and several sit in and around the town: Twickenham Green (designated 14 January 1969, boundary most recently adjusted in November 2023), Twickenham Riverside, Twickenham Park and Queen's Road. Roof-visible works in these streets warrant a planning check before panels go up, and some streets carry Article 4 Directions removing permitted development rights for certain exterior works — the Twickenham Green appraisal records one covering 24–33 First Cross Road, so permission can be needed for changes that would normally be automatic. Listed buildings are stricter again: consent applies on or immediately around designated heritage assets, and Strawberry Hill House and Marble Hill House are the town's Grade I examples. We check the specific address as part of any quote.
Does Richmond Council offer anything towards solar in Twickenham?
Yes. The council has partnered with MakeMyHouseGreen to give borough residents an automatic £600 discount on solar installations through the scheme — raised from £500 in July 2026 — as part of its push towards a net-zero borough by 2043. One caution: Richmond joined the Mayor of London's Solar Together group-buying rounds in 2021, but the council's page for it is no longer live, so don't count on that as a current offer. A council-backed route and an independent quote aren't mutually exclusive — compare both on price, hardware specification and workmanship warranty, and take whichever genuinely serves your house better.
What's a realistic payback period for solar panels in Twickenham?
The most local benchmark comes from Solar By Postcode's TW2 analysis: south-facing roofs yield around 998 kWh per kW of solar installed per year — 31 below the regional median of 1,029 — and a typical 5kW system is estimated to save about £832 a year, breaking even in roughly 9.8 years at March 2026 installation costs. If you go via the council's MakeMyHouseGreen partnership, its automatic £600 discount shortens that scheme's payback; weigh that against what an independent quote offers on price and hardware. Either way, treat every figure as a benchmark rather than a promise — orientation, shading, your tariff and how much of the generation you use or store all move the number, which is why we put house-specific figures in every quote.
Who handles the grid connection for a new solar or battery system in TW1 or TW2?
Your installer does — it isn't something you arrange yourself. Twickenham's electricity distribution network is run by UK Power Networks, the distribution network operator for London, so grid notifications for new solar and battery connections in TW1 and TW2 go through UKPN: typically a G98 notification after commissioning for smaller systems, or a G99 application ahead of installation for larger ones. It's routine paperwork, but worth confirming your installer treats it as standard, because it's what allows your system to export to the grid properly.
Are the slate roofs around Twickenham Green suitable for solar panels?
Often, yes — but they demand more care than a modern concrete-tiled roof. The Twickenham Green conservation-area appraisal records the 1845 'Apsley Villas' at 1–29 (odd) The Green as rendered and slate-roofed, and slate is brittle: fixings have to be planned so a Victorian covering isn't cracked, which is a surveying job, not a guess. There's a second layer too — the Green has been a conservation area since January 1969, so panel siting deserves a planning check, and the Article 4(2) Direction at 24–33 First Cross Road shows how street-specific the rules can get. None of that rules solar out; it just means the survey matters more than the sales pitch.
Nearby
We also cover solar panels in Richmond, solar installation Kingston upon Thames and Surbiton solar and battery installers.
Also for Twickenham homes
Solar is usually the first step, not the last. If you are comparing battery brands, we can talk you through the Sigenergy SigenStor range; if you are set on a particular battery, we can talk you through the Tesla Powerwall 3; if you are wondering whether a battery would pay its way, we can talk you through adding a battery to solar; and if you are charging a car at home, we can talk you through EV charging at home. Every one of them starts the same way — a free survey of your actual roof, usage and property, and a straight answer about whether it is worth doing.