Solar panel cost in Wychavon (WR12)

See realistic solar installation costs, savings and payback for WR12 (Wychavon) in under a minute using official UK data. Start with the calculator, then get a no-obligation quote from an MCS-certified installer. You can also ask the SolarByPostcode assistant to sanity-check your roof, bills and plans.

Solar Calculator

Change the settings below to see how costs and savings work for your situation.

System Size

Roof Direction

Battery Storage

Export Value

Your Numbers

Break-even
12.5 years
After this, it's pure profit
Upfront Cost
£12,207
What you pay to get started
Annual Benefit
£976
What you save every year
Profit Over 25 Years
£12,182
After paying itself off, you're this much ahead

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How we calculate this

Solar generation: Based on typical south-facing roof at 35° angle. We account for weather, dirt, and system losses (14%).

How much you'll use directly:

  • Without battery: You'll use about 40% of what you generate. The rest gets sold back to the grid.
  • With 5 kWh battery: You'll use about 70% (battery stores extra for evening use).
  • With 10 kWh battery: You'll use about 75% (more storage means less exported).
  • Panel-only payback: Bigger systems don’t shorten payback—cost and savings rise together per kW.
  • Battery & payback: Batteries raise self-use and cut bills, but added hardware cost often lengthens break-even at typical UK rates.
  • When a battery can still make sense:
    • Evening-heavy usage patterns
    • Time-of-use tariffs / cheap night rates
    • Low export rate vs. high unit rate
    • Heat pump or EV charging synergy
    • Optional backup/resilience (system-dependent)
    • Lower evening-hour CO₂ vs. grid

Costs: Battery prices are typically £700 per kWh. Export tariffs vary by supplier (usually 5–15p per kWh).

Grid connection: Systems up to about 3.7 kW typically need just a notification (G98). Larger systems may need permission (G99).

These are typical values based on average usage patterns. Your actual results will vary based on your roof, shading, and how you use electricity.

Your area in context

Read the full story

A typical roof here lands around 6.0 kW, with most eligible homes comfortably fitting within 3–6 kW. Each kilowatt of panels produces roughly 968 kWh per year on a south-facing roof. We value self-used electricity at 27.0p and exported surplus at a baseline 10p via SEG. Use the calculator above for your exact tariff.

Unit rate
27.0p/kWh
Standing charge
54.1p/day
Sunshine yield (south)
968 kWh/kW
Export price (baseline)
10p/kWh

Browse the scenarios below. Each battery size has its own expand — open the one that matches your plan (or just explore). For each system size (2–8 kW) we show annual output, how much you use directly, what gets exported, annual benefit, upfront cost, break-even, and a 20-year net. Negative numbers are possible — that’s the honest trade-off when adding more battery than your usage profile justifies.

No battery 5 kW example → Annual benefit: £813, Upfront: £10,173, Break-even: 12.5 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 774 kWh 1162 kWh £209 £116 £325 £4,069 12.5 yrs £2,435
3 kW 2904 kWh 1162 kWh 1743 kWh £314 £174 £488 £6,104 12.5 yrs £3,652
4 kW 3872 kWh 1549 kWh 2323 kWh £418 £232 £650 £8,138 12.5 yrs £4,870
5 kW 4840 kWh 1936 kWh 2904 kWh £523 £290 £813 £10,173 12.5 yrs £6,087
6 kW 5808 kWh 2323 kWh 3485 kWh £627 £349 £976 £12,207 12.5 yrs £7,305
7 kW 6776 kWh 2711 kWh 4066 kWh £732 £407 £1,138 £14,242 12.5 yrs £8,522
8 kW 7745 kWh 3098 kWh 4647 kWh £836 £465 £1,301 £16,276 12.5 yrs £9,739

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

3 kWh battery 5 kW example → Annual benefit: £977, Upfront: £12,273, Break-even: 12.6 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 1162 kWh 774 kWh £314 £77 £391 £6,169 15.8 yrs £1,651
3 kW 2904 kWh 1743 kWh 1162 kWh £470 £116 £586 £8,204 14.0 yrs £3,526
4 kW 3872 kWh 2323 kWh 1549 kWh £627 £155 £782 £10,238 13.1 yrs £5,401
5 kW 4840 kWh 2904 kWh 1936 kWh £784 £194 £977 £12,273 12.6 yrs £7,277
6 kW 5808 kWh 3485 kWh 2323 kWh £941 £232 £1,173 £14,307 12.2 yrs £9,152
7 kW 6776 kWh 4066 kWh 2711 kWh £1,097 £271 £1,368 £16,342 11.9 yrs £11,027
8 kW 7745 kWh 4647 kWh 3098 kWh £1,254 £310 £1,564 £18,376 11.7 yrs £12,903

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

5 kWh battery 5 kW example → Annual benefit: £1,060, Upfront: £13,673, Break-even: 12.9 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 1355 kWh 581 kWh £366 £58 £424 £7,569 17.9 yrs £909
3 kW 2904 kWh 2033 kWh 871 kWh £549 £87 £636 £9,604 15.1 yrs £3,113
4 kW 3872 kWh 2711 kWh 1162 kWh £732 £116 £848 £11,638 13.7 yrs £5,317
5 kW 4840 kWh 3388 kWh 1452 kWh £914 £145 £1,060 £13,673 12.9 yrs £7,521
6 kW 5808 kWh 4066 kWh 1743 kWh £1,097 £174 £1,272 £15,707 12.4 yrs £9,726
7 kW 6776 kWh 4744 kWh 2033 kWh £1,280 £203 £1,484 £17,742 12.0 yrs £11,930
8 kW 7745 kWh 5421 kWh 2323 kWh £1,463 £232 £1,696 £19,776 11.7 yrs £14,134

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

7.5 kWh battery 5 kW example → Annual benefit: £1,084, Upfront: £15,423, Break-even: 14.2 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 1413 kWh 523 kWh £381 £52 £434 £9,319 21.5 yrs £-644
3 kW 2904 kWh 2120 kWh 784 kWh £572 £78 £651 £11,354 17.5 yrs £1,659
4 kW 3872 kWh 2827 kWh 1046 kWh £763 £105 £867 £13,388 15.4 yrs £3,962
5 kW 4840 kWh 3533 kWh 1307 kWh £954 £131 £1,084 £15,423 14.2 yrs £6,265
6 kW 5808 kWh 4240 kWh 1568 kWh £1,144 £157 £1,301 £17,457 13.4 yrs £8,568
7 kW 6776 kWh 4947 kWh 1830 kWh £1,335 £183 £1,518 £19,492 12.8 yrs £10,871
8 kW 7745 kWh 5654 kWh 2091 kWh £1,526 £209 £1,735 £21,526 12.4 yrs £13,174

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

10 kWh battery 5 kW example → Annual benefit: £1,101, Upfront: £17,173, Break-even: 15.6 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 1452 kWh 484 kWh £392 £48 £440 £11,069 25.1 yrs £-2,262
3 kW 2904 kWh 2178 kWh 726 kWh £588 £73 £660 £13,104 19.8 yrs £106
4 kW 3872 kWh 2904 kWh 968 kWh £784 £97 £881 £15,138 17.2 yrs £2,475
5 kW 4840 kWh 3630 kWh 1210 kWh £980 £121 £1,101 £17,173 15.6 yrs £4,844
6 kW 5808 kWh 4356 kWh 1452 kWh £1,176 £145 £1,321 £19,207 14.5 yrs £7,213
7 kW 6776 kWh 5082 kWh 1694 kWh £1,372 £169 £1,541 £21,242 13.8 yrs £9,581
8 kW 7745 kWh 5808 kWh 1936 kWh £1,568 £194 £1,761 £23,276 13.2 yrs £11,950

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

13.5 kWh battery 5 kW example → Annual benefit: £1,117, Upfront: £19,623, Break-even: 17.6 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 1491 kWh 445 kWh £402 £45 £447 £13,519 30.3 yrs £-4,581
3 kW 2904 kWh 2236 kWh 668 kWh £604 £67 £670 £15,554 23.2 yrs £-2,146
4 kW 3872 kWh 2982 kWh 891 kWh £805 £89 £894 £17,588 19.7 yrs £288
5 kW 4840 kWh 3727 kWh 1113 kWh £1,006 £111 £1,117 £19,623 17.6 yrs £2,723
6 kW 5808 kWh 4472 kWh 1336 kWh £1,207 £134 £1,341 £21,657 16.2 yrs £5,157
7 kW 6776 kWh 5218 kWh 1559 kWh £1,408 £156 £1,564 £23,692 15.1 yrs £7,592
8 kW 7745 kWh 5963 kWh 1781 kWh £1,609 £178 £1,788 £25,726 14.4 yrs £10,026

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 2,035, battery £/kWh = 700.

Figures are illustrative and use the same method as the calculator above. For exact results, adjust your roof direction, tariff, and usage in the calculator.

Your Area at a Glance

Your Electricity Rate
26.99p/kWh
Daily Fixed Charge
54.08p/day
Local Sunshine
968kWh/kW
A 1 kW system generates ~968 kWh per year. A typical home uses ~2,700 kWh per year.
Typical System Size
6.0kW
For houses & bungalows in this area

Local Property Data

Property Types

Houses: 75% • Flats: 10% • Bungalows: 13% Based on 1,926 properties

Coverage

Wychavon (77%)|Cotswold (15%)|Tewkesbury (9%)

Areas Covered

Broadway, Sedgeberrow & Childswickham, Campden & Vale, Evesham North, Isbourne

Data Sources & Assumptions

Solar yield: PVGIS (EU Joint Research Centre), January 2025 data

Electricity rates: Ofgem price cap, Q1 2026

Installation costs: MCS certified installer data, March 2025

Property data: EPC open data (Open Government Licence), aggregated

All estimates are typical values. Actual results vary based on your specific situation, roof characteristics, and usage patterns.