Solar panels in Southend-on-Sea
£3,666 to £11,534 installed, 1,448 hours of sun a year, and 2,873 installations already in the council area.
What a system costs in Southend-on-Sea
3kWp
£3,666–£4,903
Saves up to £373 a year. Pays back in about 11 years.
4kWp (most common)
£5,849–£7,395
Saves up to £580 a year. Pays back in about 11 years.
6kWp
£8,542–£11,534
Saves up to £853 a year. Pays back in about 12 years.
Source: Home Energy Quotes Cost Index, costs modelled June 2026, savings at the October to December 2026 price cap. Prices are estimates and include installation and VAT. Actual costs may vary.
Southend-on-Sea in numbers
Published statistics for the Southend-on-Sea council area, not our estimates.
At the end of 2025 there were 2,873 solar PV installations in the Southend-on-Sea council area, about 36.7 for every 1,000 households, with 11.9 MW of capacity between them. The count covers every size of installation, on homes and businesses. 62% of homes with an EPC in the Southend-on-Sea council area are rated D to G, and the median energy score is 65, which is band D.
| Southend-on-Sea council area | Figure | Source |
|---|---|---|
| Solar PV installations (all sizes) | 2,873 (36.7 per 1,000 households) | DESNZ, end of 2025 |
| Homes with an EPC rated D to G | 62% | ONS, EPCs lodged to March 2025 |
| Median EPC energy score | 65 (band D) | ONS, EPCs lodged to March 2025 |
| Households on mains gas heating only | 78.4% | Census 2021, ONS |
| Warm Homes: Local Grant, 2025 to 2028 | £6,000,000 to the consortium led by Essex | DESNZ, list updated July 2026 |
| Electricity network operator | UK Power Networks (East England) | NESO licence area boundaries |
Southend-on-Sea is served by UK Power Networks, the electricity network operator for East England. Solar panels have to be registered with the network operator. Your installer normally does this: smaller systems are notified after installation, and larger ones need approval before work starts.
These are published official statistics for the Southend-on-Sea council area, which covers Southend-on-Sea, not Home Energy Quotes estimates. Sources checked 6 October 2026.
Is Southend-on-Sea a good place for solar panels?
Southend-on-Sea receives an average of 1448 hours of sunshine per year — close to the UK average of 1,493 hours. Combined with East of England’s energy prices tracking the UK average, solar panels installations here may offer good value (individual results will vary).
Southend-on-Sea has a population of 182,305, and the area falls within the East of England region. We recommend getting at least 3 quotes to compare prices.
Find Installers in Southend-on-Sea
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.
What to check before hiring an installer in Southend-on-Sea
- Qualifications — check the installer holds relevant qualifications and certifications for solar panels before signing any contract
- Local references — ask for completed jobs in Southend-on-Sea or Essex
- 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
Questions about solar panels in Southend-on-Sea
How much do solar panels cost in Southend-on-Sea?
How many solar panel installations are there in Southend-on-Sea?
Is there a grant for solar panels in Southend-on-Sea?
Solar panels in Southend-on-Sea qualify for 0% VAT until March 2027. In Great Britain, the Smart Export Guarantee pays for surplus electricity you export to the grid, at a rate each supplier sets.
How long is the payback period in Southend-on-Sea?
Do I need planning permission in Southend-on-Sea?
How do I find a good installer in Southend-on-Sea?
Get quotes for your roof in Southend-on-Sea
Up to three approved installers who cover Southend-on-Sea may contact you. Free, no obligation.
Southend-on-Sea on the map
Solar Panels 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.