Solar panel cost in North Warwickshire (CV9)

See realistic solar installation costs, savings and payback for CV9 (North Warwickshire) 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
10.5 years
After this, it's pure profit
Upfront Cost
£8,139
What you pay to get started
Annual Benefit
£772
What you save every year
Profit Over 25 Years
£11,151
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 5.0 kW, with most eligible homes comfortably fitting within 3–6 kW. Each kilowatt of panels produces roughly 962 kWh per year on a south-facing roof. We value self-used electricity at 25.1p and exported surplus at a baseline 10p via SEG. Use the calculator above for your exact tariff.

Unit rate
25.1p/kWh
Standing charge
53.6p/day
Sunshine yield (south)
962 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: £772, Upfront: £8,139, Break-even: 10.5 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1924 kWh 770 kWh 1155 kWh £193 £115 £309 £3,256 10.5 yrs £2,917
3 kW 2886 kWh 1155 kWh 1732 kWh £290 £173 £463 £4,883 10.5 yrs £4,376
4 kW 3848 kWh 1539 kWh 2309 kWh £386 £231 £617 £6,511 10.5 yrs £5,835
5 kW 4810 kWh 1924 kWh 2886 kWh £483 £289 £772 £8,139 10.5 yrs £7,293
6 kW 5773 kWh 2309 kWh 3464 kWh £580 £346 £926 £9,767 10.5 yrs £8,752
7 kW 6735 kWh 2694 kWh 4041 kWh £676 £404 £1,080 £11,394 10.5 yrs £10,211
8 kW 7697 kWh 3079 kWh 4618 kWh £773 £462 £1,235 £13,022 10.5 yrs £11,669

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: £917, Upfront: £10,239, Break-even: 11.2 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1924 kWh 1155 kWh 770 kWh £290 £77 £367 £5,356 14.6 yrs £1,980
3 kW 2886 kWh 1732 kWh 1155 kWh £435 £115 £550 £6,983 12.7 yrs £4,019
4 kW 3848 kWh 2309 kWh 1539 kWh £580 £154 £734 £8,611 11.7 yrs £6,059
5 kW 4810 kWh 2886 kWh 1924 kWh £724 £192 £917 £10,239 11.2 yrs £8,099
6 kW 5773 kWh 3464 kWh 2309 kWh £869 £231 £1,100 £11,867 10.8 yrs £10,139
7 kW 6735 kWh 4041 kWh 2694 kWh £1,014 £269 £1,284 £13,494 10.5 yrs £12,178
8 kW 7697 kWh 4618 kWh 3079 kWh £1,159 £308 £1,467 £15,122 10.3 yrs £14,218

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: £990, Upfront: £11,639, Break-even: 11.8 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1924 kWh 1347 kWh 577 kWh £338 £58 £396 £6,756 17.1 yrs £1,161
3 kW 2886 kWh 2020 kWh 866 kWh £507 £87 £594 £8,383 14.1 yrs £3,491
4 kW 3848 kWh 2694 kWh 1155 kWh £676 £115 £792 £10,011 12.6 yrs £5,821
5 kW 4810 kWh 3367 kWh 1443 kWh £845 £144 £990 £11,639 11.8 yrs £8,152
6 kW 5773 kWh 4041 kWh 1732 kWh £1,014 £173 £1,187 £13,267 11.2 yrs £10,482
7 kW 6735 kWh 4714 kWh 2020 kWh £1,183 £202 £1,385 £14,894 10.8 yrs £12,812
8 kW 7697 kWh 5388 kWh 2309 kWh £1,352 £231 £1,583 £16,522 10.4 yrs £15,143

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: £1,011, Upfront: £13,389, Break-even: 13.2 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1924 kWh 1405 kWh 520 kWh £353 £52 £405 £8,506 21.0 yrs £-415
3 kW 2886 kWh 2107 kWh 779 kWh £529 £78 £607 £10,133 16.7 yrs £2,002
4 kW 3848 kWh 2809 kWh 1039 kWh £705 £104 £809 £11,761 14.5 yrs £4,420
5 kW 4810 kWh 3512 kWh 1299 kWh £881 £130 £1,011 £13,389 13.2 yrs £6,837
6 kW 5773 kWh 4214 kWh 1559 kWh £1,058 £156 £1,214 £15,017 12.4 yrs £9,255
7 kW 6735 kWh 4916 kWh 1818 kWh £1,234 £182 £1,416 £16,644 11.8 yrs £11,672
8 kW 7697 kWh 5619 kWh 2078 kWh £1,410 £208 £1,618 £18,272 11.3 yrs £14,090

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: £1,026, Upfront: £15,139, Break-even: 14.8 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1924 kWh 1443 kWh 481 kWh £362 £48 £410 £10,256 25.0 yrs £-2,049
3 kW 2886 kWh 2165 kWh 722 kWh £543 £72 £616 £11,883 19.3 yrs £427
4 kW 3848 kWh 2886 kWh 962 kWh £724 £96 £821 £13,511 16.5 yrs £2,902
5 kW 4810 kWh 3608 kWh 1203 kWh £906 £120 £1,026 £15,139 14.8 yrs £5,378
6 kW 5773 kWh 4329 kWh 1443 kWh £1,087 £144 £1,231 £16,767 13.6 yrs £7,854
7 kW 6735 kWh 5051 kWh 1684 kWh £1,268 £168 £1,436 £18,394 12.8 yrs £10,329
8 kW 7697 kWh 5773 kWh 1924 kWh £1,449 £192 £1,641 £20,022 12.2 yrs £12,805

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: £1,040, Upfront: £17,589, Break-even: 16.9 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1924 kWh 1482 kWh 443 kWh £372 £44 £416 £12,706 30.5 yrs £-4,383
3 kW 2886 kWh 2222 kWh 664 kWh £558 £66 £624 £14,333 23.0 yrs £-1,849
4 kW 3848 kWh 2963 kWh 885 kWh £744 £89 £832 £15,961 19.2 yrs £685
5 kW 4810 kWh 3704 kWh 1106 kWh £930 £111 £1,040 £17,589 16.9 yrs £3,219
6 kW 5773 kWh 4445 kWh 1328 kWh £1,116 £133 £1,248 £19,217 15.4 yrs £5,752
7 kW 6735 kWh 5186 kWh 1549 kWh £1,302 £155 £1,457 £20,844 14.3 yrs £8,286
8 kW 7697 kWh 5927 kWh 1770 kWh £1,488 £177 £1,665 £22,472 13.5 yrs £10,820

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 North Warwickshire

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 CV9

Monthly generation per kilowatt of solar panels

kWh 37 Jan 51 Feb 83 Mar 108 Apr 118 May 115 Jun 117 Jul 106 Aug 90 Sep 63 Oct 42 Nov 34 Dec
Best month Worst month Winter (Dec–Feb) Other months

Winter output: 50.4% of an average month (Dec–Feb)

Best / worst month: May / Dec

These figures show output per kilowatt (kW) of panels installed. In winter, a 1 kW system here produces about 40 kWh per month; the average month produces around 80 kWh. So a typical 4 kW home system would generate roughly 162 kWh in winter, or 321 kWh in an average month.

Your Area at a Glance

Your Electricity Rate
25.10p/kWh
Daily Fixed Charge
53.60p/day
Local Sunshine
962kWh/kW
A 1 kW system generates ~962 kWh per year. A typical home uses ~2,700 kWh per year.
Typical System Size
5.0kW
For houses & bungalows in this area

Local Property Data

Property Types

Houses: 71% • Flats: 17% • Bungalows: 11% Based on 6,973 properties

Coverage

North Warwickshire (88%)|Hinckley and Bosworth (12%)

Areas Covered

Atherstone Central, Baddesley and Grendon, Atherstone North, Twycross and Witherley with Sheepy, Atherstone South and Mancetter, Hurley and Wood End, Newton Regis and Warton, Arley and Whitacre + 2 more

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.