Solar · Battery · EV — Surrey
Solar Panels Guildford
Solar panels, battery storage and EV chargers for homes in and around Guildford — designed from your actual usage, installed by an MCS-certified team, and explained in plain English before you commit to anything.
Guildford wears its history openly: a Norman motte-and-bailey castle that Henry III turned into a royal residence, the River Wey Navigation — open since 1653 and in National Trust hands since 1964 — and a cathedral on Stag Hill consecrated as recently as 1961. The housing is just as layered. Victorian terraces climb Charlotteville, Onslow Village is a 1920s garden suburb with conservation-area status, and Burpham, Merrow and Stoughton hold broad belts of interwar and postwar family homes. If you live in one of them and are weighing up solar, this page covers what is genuinely local.
We quote for homes in and around Guildford, and we will give you the same straight answer here as anywhere: solar works across the UK. The nearest Met Office climate station, at Wisley about six miles north-east of the town, averaged 1,584 hours of sunshine a year over 1991–2020 — a solid basis for a properly sized array, with no need to oversell it. What matters more is your roof, how you use electricity, and whether battery storage makes sense alongside the panels. If solar is not right for your house, we would rather tell you than sell you.
Solar on Guildford's housing
Two-thirds of Guildford district's housing is detached (33.5%) or semi-detached (32.6%) — 55,762 households in all at the 2021 Census — and much of it sits in the suburban belts of Burpham, Merrow, Stoughton and Boxgrove: interwar-to-postwar family houses with simple pitched roofs, the straightforward scenario for an 8–12 panel array. Terraced homes are 13.6% of the stock, and a good share of them sit inside the Town Centre, St Catherine's and Charlotteville & Warren Road conservation areas, where siting needs more thought. Purpose-built flats (15.1%) usually need freeholder or management-company consent, and with 19.6% of households renting privately, landlord sign-off is a real part of the conversation here.
Conservation status is the local wrinkle worth understanding properly. In a conservation area, permitted development excludes panels on a wall fronting a highway — roof arrays generally remain permitted, provided they are sited to minimise the effect on the building's appearance — and the council notes that Article 4 directions can add further restrictions, so front elevations in Onslow Village deserve a check before anyone quotes. Out in the GU4 and GU5 villages — Shalford, Chilworth, Shere — roughly nine-tenths of the borough is green belt and part sits in the Surrey Hills AONB; roof-mounted domestic solar is usually still permitted development, but layered designations are exactly what a pre-quote planning screen is for. Efficiency-wise, the constituency's median EPC score is 68 — the very top of Band D — so pairing panels with insulation is often the sensible order of work.
What Guildford Borough Council is doing
Guildford Borough Council declared a climate emergency in July 2019 and is working to a target of net-zero emissions as a council by 2030, backed by a Climate Change Action Plan with more than 200 actions; a wider Climate and Nature Strategy, developed with neighbouring Waverley, followed in March 2026. For homeowners the most practical strand is Solar Together Surrey, the county group-buying scheme for solar PV and battery storage that the council backs alongside Surrey County Council. It has run since 2021, registration is free at solartogether.co.uk/surrey, and registering for the group scheme and getting an independent quote are not mutually exclusive — though the scheme runs in rounds, so check what is currently open before relying on dates.
The council also publishes conservation-area character appraisals for 13 areas — including Onslow Village, St Catherine's, Charlotteville & Warren Road and the Town Centre — and confirms that Article 4 directions add extra planning restrictions, which is why we check designations before quoting rather than after. For impartial energy advice beyond solar, the council points residents to Action Surrey, the free county energy-advice service it part-funds.
What solar costs on a Guildford 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 Guildford
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.
Local facts, sourced
Guildford 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 nearest Met Office climate station, at Wisley about six miles north-east of Guildford, averages 1,584 hours of sunshine a year (1991–2020); July is the sunniest month at around 208 hours and December the dullest at around 47.
Source: Met Office — Wisley (Surrey) location-specific long-term averages, 1991–2020
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Of Guildford district's 55,762 households, 33.5% live in detached houses, 32.6% in semi-detached, 13.6% in terraced homes and 15.1% in purpose-built flats — roughly two-thirds of the stock is detached or semi-detached.
Source: ONS Census 2021, TS044 accommodation type (Guildford, E07000209)
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Homes in the Guildford constituency have a median energy-efficiency (EPC) score of 68 — the top of Band D — with 47.8% of dwellings at EPC band C or above.
Source: ONS ad-hoc dataset 2545 (released Dec 2024), EPC records to financial year ending 2024
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Approximately 89% of Guildford borough is green belt — roughly nine-tenths — and the borough extends into the Surrey Hills Area of Outstanding Natural Beauty.
Source: Guildford Borough Council — Green Belt and Countryside Topic Paper, December 2017, para 2.12
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The council publishes conservation-area character appraisals for 13 areas — including Onslow Village, St Catherine's, Charlotteville & Warren Road and the Town Centre — and states that Article 4 directions add extra planning restrictions.
Source: Guildford Borough Council — guildford.gov.uk/conservation
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Guildford Borough Council backs Solar Together Surrey, the county group-buying scheme for solar PV and battery storage run with Surrey County Council since its first phase in 2021 (around 1,400 installations); registration is free at solartogether.co.uk/surrey.
Source: Surrey County Council — Solar Together Surrey; Guildford BC backing quoted by Effingham Residents Association, June 2024
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Guildford sits on an electricity-network boundary: GU1, GU2, GU4 and GU5 are in UK Power Networks' South Eastern (former SEEBOARD) licence area, while GU3 to the west — the Worplesdon and Normandy side — is covered by SSEN's Southern Electric Power Distribution.
Source: energybrokers.co.uk — PES/DNO areas 19 and 20
Data last reviewed: July 2026
Where we work around Guildford
We quote for homes in and around Guildford, including Onslow Village, Burpham, Merrow, Stoughton, Boxgrove and Bellfields, across the GU1, GU2, GU3, GU4, GU5 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 Surrey.
Guildford solar questions
Do I need planning permission for solar panels in Guildford's conservation areas?
Usually not — roof-mounted solar is permitted development for most Guildford homes, including in conservation areas. The specific conservation-area restriction is on panels fixed to a wall fronting a highway; roof arrays generally remain permitted, provided they are sited to minimise the effect on the building's appearance. The council publishes character appraisals for 13 conservation areas — Onslow Village, St Catherine's, Charlotteville & Warren Road and the Town Centre are the ones most likely to affect homeowners — and notes that Article 4 directions can add extra restrictions. Listed buildings always need listed building consent. We check all of this before quoting, not after.
Which electricity network covers Guildford?
Guildford sits on a network boundary. GU1, GU2, GU4 and GU5 fall in UK Power Networks' South Eastern licence area — the former SEEBOARD patch — while GU3, on the Worplesdon and Normandy side, is covered by SSEN's Southern Electric Power Distribution. In practice that means most Guildford installs are notified to UKPN under G98 or G99, but the exact network depends on your property, as postcode-to-network mapping is approximate. Your installer handles the notification either way — it is nothing you need to arrange yourself.
Is there a council-backed solar scheme in Guildford?
Yes. Guildford Borough Council backs Solar Together Surrey, the county-wide group-buying scheme for solar panels and battery storage run with Surrey County Council since 2021 — its first phase led to around 1,400 installations. Registration is free at solartogether.co.uk/surrey. The scheme runs in rounds, so check what is currently open before counting on it. Registering for the group scheme and getting an independent quote are not mutually exclusive — comparing the two is a perfectly sensible way to make the decision, and we are happy to be one of the numbers you compare.
Is Guildford sunny enough for solar panels?
Solar panels work everywhere in the UK, and Guildford is no exception. The nearest Met Office climate station, at Wisley about six miles north-east of the town, averaged 1,584 hours of sunshine a year over 1991–2020 — July is the sunniest month at around 208 hours and December the dullest at around 47. We will not tell you Guildford is unusually sunny, because we have no evidence that it is. What those figures support is a properly sized array generating meaningfully across the year, with your roof's orientation and shading mattering far more than which town you live in.
My home is EPC Band D — is solar still worth considering?
You are in good company: the median energy-efficiency score across the Guildford constituency is 68 — the very top of Band D — and under half of homes (47.8%) sit at Band C or above. Solar can absolutely be part of the answer for a Band D home, but for older stock we would usually talk about insulation and draught-proofing in the same conversation, because cutting waste first makes any array work harder. We will not promise savings figures — honest numbers depend on your usage, your roof and your tariff, and we will set those out for your house specifically.
Nearby
We also cover solar panels in Godalming, solar installation Woking and Cranleigh solar and battery installers.
Also for Guildford homes
Solar is usually the first step, not the last. If you are wondering whether a battery would pay its way, we can talk you through home battery storage; if you are charging a car at home, we can talk you through a home EV charge point; if you are comparing battery brands, we can talk you through Sigenergy storage systems; and if you are set on a particular battery, we can talk you through Tesla Powerwall. 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.