Solar Panel Cost in Edinburgh (2026)

Edinburgh has the lowest annual sun hours of any UK city analysed at just 2.8 peak sun hours per day. A 3.5 kW system here generates roughly 2,900 kWh/year — about 15-20% less than London and 25% less than Bristol. Scotland's higher latitude and cloudier weather mean solar panels produce less electricity per kW of capacity, which pushes simple payback to approximately 11 years for cash purchases. However, the Home Energy Scotland grant substantially changes the economics. Eligible households can receive up to £6,000 for solar PV combined with battery storage, and up to £7,500 for a full solar-plus-battery system. This grant effectively brings the net system cost down to £3,000-£4,000 for a typical installation, reducing payback to 7-9 years — competitive with southern UK cities. The grant application is handled through the Home Energy Scotland advice service, which also provides free energy audits. Installed costs in Scotland run slightly higher than England at roughly £1.73/W or £6,055 for a 3.5 kW system, reflecting the smaller installer market and longer travel distances for MCS-certified tradespeople. Scottish Power and Octopus Energy are the dominant SEG suppliers in Edinburgh; Octopus typically offers better export rates but Scottish Power is the incumbent for many Scottish households. Edinburgh's solar design must account for the city's distinctive architecture. Many Georgian and Victorian properties in the World Heritage site are listed, requiring planning permission for visible panels. South-facing roof slopes on tenement blocks and detached homes are ideal; east-west arrays also work well given the extended daylight hours during Scottish summers. Key takeaway: Edinburgh solar is a strong option if you qualify for the Home Energy Scotland grant (up to £6,000 for solar + battery). Without the grant, payback stretches to 11+ years. Listed building consent can add 4-8 weeks to the project timeline.