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

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System Size

Roof Direction

Battery Storage

Export Value

Your Numbers

Break-even
10.4 years
After this, it's pure profit
Upfront Cost
£9,767
What you pay to get started
Annual Benefit
£937
What you save every year
Profit Over 25 Years
£13,659
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: The official cost per kW is lower above 4 kW, so a 5–6 kW system can pay back a little faster than a 3–4 kW system on otherwise identical assumptions.
  • 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

Panel costs: Uses March 2026 TIC mean installation costs: £1,827/kW up to 4 kW and £1,628/kW above 4 kW.

Other costs: Battery prices are modelled at £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 25.3p and exported surplus at a baseline 10p via SEG. Use the calculator above for your exact tariff.

Unit rate
25.3p/kWh
Standing charge
59.7p/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: £781, Upfront: £8,139, Break-even: 10.4 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 £196 £116 £312 £3,256 10.4 yrs £2,991
3 kW 2904 kWh 1162 kWh 1743 kWh £294 £174 £469 £4,883 10.4 yrs £4,487
4 kW 3872 kWh 1549 kWh 2323 kWh £392 £232 £625 £6,511 10.4 yrs £5,982
5 kW 4840 kWh 1936 kWh 2904 kWh £490 £290 £781 £8,139 10.4 yrs £7,478
6 kW 5808 kWh 2323 kWh 3485 kWh £589 £349 £937 £9,767 10.4 yrs £8,974
7 kW 6776 kWh 2711 kWh 4066 kWh £687 £407 £1,093 £11,394 10.4 yrs £10,469
8 kW 7745 kWh 3098 kWh 4647 kWh £785 £465 £1,249 £13,022 10.4 yrs £11,965

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 1,628, battery £/kWh = 700.

3 kWh battery 5 kW example → Annual benefit: £929, Upfront: £10,239, Break-even: 11.0 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 £294 £77 £372 £5,356 14.4 yrs £2,078
3 kW 2904 kWh 1743 kWh 1162 kWh £441 £116 £558 £6,983 12.5 yrs £4,168
4 kW 3872 kWh 2323 kWh 1549 kWh £589 £155 £743 £8,611 11.6 yrs £6,257
5 kW 4840 kWh 2904 kWh 1936 kWh £736 £194 £929 £10,239 11.0 yrs £8,346
6 kW 5808 kWh 3485 kWh 2323 kWh £883 £232 £1,115 £11,867 10.6 yrs £10,435
7 kW 6776 kWh 4066 kWh 2711 kWh £1,030 £271 £1,301 £13,494 10.4 yrs £12,525
8 kW 7745 kWh 4647 kWh 3098 kWh £1,177 £310 £1,487 £15,122 10.2 yrs £14,614

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 1,628, battery £/kWh = 700.

5 kWh battery 5 kW example → Annual benefit: £1,003, Upfront: £11,639, Break-even: 11.6 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 1355 kWh 581 kWh £343 £58 £401 £6,756 16.8 yrs £1,272
3 kW 2904 kWh 2033 kWh 871 kWh £515 £87 £602 £8,383 13.9 yrs £3,658
4 kW 3872 kWh 2711 kWh 1162 kWh £687 £116 £803 £10,011 12.5 yrs £6,044
5 kW 4840 kWh 3388 kWh 1452 kWh £858 £145 £1,003 £11,639 11.6 yrs £8,430
6 kW 5808 kWh 4066 kWh 1743 kWh £1,030 £174 £1,204 £13,267 11.0 yrs £10,816
7 kW 6776 kWh 4744 kWh 2033 kWh £1,202 £203 £1,405 £14,894 10.6 yrs £13,202
8 kW 7745 kWh 5421 kWh 2323 kWh £1,373 £232 £1,606 £16,522 10.3 yrs £15,588

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 1,628, battery £/kWh = 700.

7.5 kWh battery 5 kW example → Annual benefit: £1,026, Upfront: £13,389, Break-even: 13.1 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 £358 £52 £410 £8,506 20.7 yrs £-300
3 kW 2904 kWh 2120 kWh 784 kWh £537 £78 £615 £10,133 16.5 yrs £2,175
4 kW 3872 kWh 2827 kWh 1046 kWh £716 £105 £821 £11,761 14.3 yrs £4,650
5 kW 4840 kWh 3533 kWh 1307 kWh £895 £131 £1,026 £13,389 13.1 yrs £7,125
6 kW 5808 kWh 4240 kWh 1568 kWh £1,074 £157 £1,231 £15,017 12.2 yrs £9,601
7 kW 6776 kWh 4947 kWh 1830 kWh £1,253 £183 £1,436 £16,644 11.6 yrs £12,076
8 kW 7745 kWh 5654 kWh 2091 kWh £1,432 £209 £1,641 £18,272 11.1 yrs £14,551

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 1,628, battery £/kWh = 700.

10 kWh battery 5 kW example → Annual benefit: £1,041, Upfront: £15,139, Break-even: 14.5 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1936 kWh 1452 kWh 484 kWh £368 £48 £416 £10,256 24.6 yrs £-1,931
3 kW 2904 kWh 2178 kWh 726 kWh £552 £73 £624 £11,883 19.0 yrs £603
4 kW 3872 kWh 2904 kWh 968 kWh £736 £97 £832 £13,511 16.2 yrs £3,138
5 kW 4840 kWh 3630 kWh 1210 kWh £920 £121 £1,041 £15,139 14.5 yrs £5,672
6 kW 5808 kWh 4356 kWh 1452 kWh £1,103 £145 £1,249 £16,767 13.4 yrs £8,207
7 kW 6776 kWh 5082 kWh 1694 kWh £1,287 £169 £1,457 £18,394 12.6 yrs £10,741
8 kW 7745 kWh 5808 kWh 1936 kWh £1,471 £194 £1,665 £20,022 12.0 yrs £13,276

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 1,628, battery £/kWh = 700.

13.5 kWh battery 5 kW example → Annual benefit: £1,055, Upfront: £17,589, Break-even: 16.7 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 £378 £45 £422 £12,706 30.1 yrs £-4,262
3 kW 2904 kWh 2236 kWh 668 kWh £566 £67 £633 £14,333 22.6 yrs £-1,669
4 kW 3872 kWh 2982 kWh 891 kWh £755 £89 £844 £15,961 18.9 yrs £925
5 kW 4840 kWh 3727 kWh 1113 kWh £944 £111 £1,055 £17,589 16.7 yrs £3,519
6 kW 5808 kWh 4472 kWh 1336 kWh £1,133 £134 £1,266 £19,217 15.2 yrs £6,113
7 kW 6776 kWh 5218 kWh 1559 kWh £1,322 £156 £1,478 £20,844 14.1 yrs £8,707
8 kW 7745 kWh 5963 kWh 1781 kWh £1,511 £178 £1,689 £22,472 13.3 yrs £11,301

Assumptions: south-facing, sensible tilt; self-use shares from site rules; export at 10p baseline. Costs: panels £/kW = 1,628, 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.

Before you request quotes in Wychavon

Use the numbers above to sanity-check installer quotes. The main things to compare are system size, battery assumptions, payback claims, MCS certification, DNO paperwork and export assumptions.

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Seasonal solar output in WR12

Monthly generation per kilowatt of solar panels

kWh 36 Jan 50 Feb 83 Mar 108 Apr 118 May 118 Jun 120 Jul 107 Aug 91 Sep 63 Oct 43 Nov 32 Dec
Best month Worst month Winter (Dec–Feb) Other months

Winter output: 48.7% of an average month (Dec–Feb)

Best / worst month: Jul / Dec

These figures show output per kilowatt (kW) of panels installed. In winter, a 1 kW system here produces about 39 kWh per month; the average month produces around 81 kWh. So a typical 4 kW home system would generate roughly 157 kWh in winter, or 323 kWh in an average month.

Your Area at a Glance

Your Electricity Rate
25.33p/kWh
Daily Fixed Charge
59.71p/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, Q3 2026

Installation costs: DESNZ/MCS data, March 2026 (TIC)

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.