Solar panel cost in Northumberland (NE67)

See realistic solar installation costs, savings and payback for NE67 (Northumberland) 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
10.7 years
After this, it's pure profit
Upfront Cost
£9,767
What you pay to get started
Annual Benefit
£915
What you save every year
Profit Over 25 Years
£13,103
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 948 kWh per year on a south-facing roof. We value self-used electricity at 25.2p and exported surplus at a baseline 10p via SEG. Use the calculator above for your exact tariff.

Unit rate
25.2p/kWh
Standing charge
64.3p/day
Sunshine yield (south)
948 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: £762, Upfront: £8,139, Break-even: 10.7 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1895 kWh 758 kWh 1137 kWh £191 £114 £305 £3,256 10.7 yrs £2,843
3 kW 2843 kWh 1137 kWh 1706 kWh £287 £171 £457 £4,883 10.7 yrs £4,264
4 kW 3791 kWh 1516 kWh 2274 kWh £382 £227 £610 £6,511 10.7 yrs £5,686
5 kW 4738 kWh 1895 kWh 2843 kWh £478 £284 £762 £8,139 10.7 yrs £7,107
6 kW 5686 kWh 2274 kWh 3412 kWh £574 £341 £915 £9,767 10.7 yrs £8,529
7 kW 6634 kWh 2653 kWh 3980 kWh £669 £398 £1,067 £11,394 10.7 yrs £9,950
8 kW 7581 kWh 3033 kWh 4549 kWh £765 £455 £1,220 £13,022 10.7 yrs £11,372

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: £907, Upfront: £10,239, Break-even: 11.3 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1895 kWh 1137 kWh 758 kWh £287 £76 £363 £5,356 14.8 yrs £1,897
3 kW 2843 kWh 1706 kWh 1137 kWh £430 £114 £544 £6,983 12.8 yrs £3,895
4 kW 3791 kWh 2274 kWh 1516 kWh £574 £152 £725 £8,611 11.9 yrs £5,894
5 kW 4738 kWh 2843 kWh 1895 kWh £717 £190 £907 £10,239 11.3 yrs £7,892
6 kW 5686 kWh 3412 kWh 2274 kWh £860 £227 £1,088 £11,867 10.9 yrs £9,890
7 kW 6634 kWh 3980 kWh 2653 kWh £1,004 £265 £1,269 £13,494 10.6 yrs £11,889
8 kW 7581 kWh 4549 kWh 3033 kWh £1,147 £303 £1,450 £15,122 10.4 yrs £13,887

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: £979, Upfront: £11,639, Break-even: 11.9 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1895 kWh 1327 kWh 569 kWh £335 £57 £391 £6,756 17.3 yrs £1,074
3 kW 2843 kWh 1990 kWh 853 kWh £502 £85 £587 £8,383 14.3 yrs £3,361
4 kW 3791 kWh 2653 kWh 1137 kWh £669 £114 £783 £10,011 12.8 yrs £5,648
5 kW 4738 kWh 3317 kWh 1422 kWh £837 £142 £979 £11,639 11.9 yrs £7,934
6 kW 5686 kWh 3980 kWh 1706 kWh £1,004 £171 £1,174 £13,267 11.3 yrs £10,221
7 kW 6634 kWh 4644 kWh 1990 kWh £1,171 £199 £1,370 £14,894 10.9 yrs £12,508
8 kW 7581 kWh 5307 kWh 2274 kWh £1,338 £227 £1,566 £16,522 10.6 yrs £14,795

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: £1,000, Upfront: £13,389, Break-even: 13.4 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1895 kWh 1384 kWh 512 kWh £349 £51 £400 £8,506 21.3 yrs £-503
3 kW 2843 kWh 2075 kWh 768 kWh £523 £77 £600 £10,133 16.9 yrs £1,870
4 kW 3791 kWh 2767 kWh 1023 kWh £698 £102 £800 £11,761 14.7 yrs £4,244
5 kW 4738 kWh 3459 kWh 1279 kWh £872 £128 £1,000 £13,389 13.4 yrs £6,617
6 kW 5686 kWh 4151 kWh 1535 kWh £1,047 £154 £1,200 £15,017 12.5 yrs £8,990
7 kW 6634 kWh 4843 kWh 1791 kWh £1,221 £179 £1,400 £16,644 11.9 yrs £11,364
8 kW 7581 kWh 5534 kWh 2047 kWh £1,396 £205 £1,600 £18,272 11.4 yrs £13,737

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: £1,015, Upfront: £15,139, Break-even: 14.9 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1895 kWh 1422 kWh 474 kWh £359 £47 £406 £10,256 25.3 yrs £-2,138
3 kW 2843 kWh 2132 kWh 711 kWh £538 £71 £609 £11,883 19.5 yrs £293
4 kW 3791 kWh 2843 kWh 948 kWh £717 £95 £812 £13,511 16.6 yrs £2,724
5 kW 4738 kWh 3554 kWh 1185 kWh £896 £118 £1,015 £15,139 14.9 yrs £5,156
6 kW 5686 kWh 4265 kWh 1422 kWh £1,076 £142 £1,218 £16,767 13.8 yrs £7,587
7 kW 6634 kWh 4975 kWh 1658 kWh £1,255 £166 £1,421 £18,394 12.9 yrs £10,018
8 kW 7581 kWh 5686 kWh 1895 kWh £1,434 £190 £1,624 £20,022 12.3 yrs £12,449

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: £1,029, Upfront: £17,589, Break-even: 17.1 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1895 kWh 1459 kWh 436 kWh £368 £44 £412 £12,706 30.9 yrs £-4,472
3 kW 2843 kWh 2189 kWh 654 kWh £552 £65 £617 £14,333 23.2 yrs £-1,984
4 kW 3791 kWh 2919 kWh 872 kWh £736 £87 £823 £15,961 19.4 yrs £505
5 kW 4738 kWh 3649 kWh 1090 kWh £920 £109 £1,029 £17,589 17.1 yrs £2,994
6 kW 5686 kWh 4378 kWh 1308 kWh £1,104 £131 £1,235 £19,217 15.6 yrs £5,483
7 kW 6634 kWh 5108 kWh 1526 kWh £1,288 £153 £1,441 £20,844 14.5 yrs £7,972
8 kW 7581 kWh 5838 kWh 1744 kWh £1,472 £174 £1,647 £22,472 13.6 yrs £10,460

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 Northumberland

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 NE67

Monthly generation per kilowatt of solar panels

kWh 32 Jan 49 Feb 83 Mar 113 Apr 125 May 118 Jun 117 Jul 106 Aug 87 Sep 57 Oct 36 Nov 25 Dec
Best month Worst month Winter (Dec–Feb) Other months

Winter output: 44.7% 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 35 kWh per month; the average month produces around 79 kWh. So a typical 4 kW home system would generate roughly 141 kWh in winter, or 316 kWh in an average month.

Your Area at a Glance

Your Electricity Rate
25.22p/kWh
Daily Fixed Charge
64.29p/day
Local Sunshine
948kWh/kW
A 1 kW system generates ~948 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: 62% • Flats: 8% • Bungalows: 30% Based on 645 properties

Coverage

Northumberland (100%)

Areas Covered

Bamburgh, Wooler, Longhoughton, Alnwick Castle

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.