Solar panel cost in High Peak (SK17)

See realistic solar installation costs, savings and payback for SK17 (High Peak) 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
13.0 years
After this, it's pure profit
Upfront Cost
£10,173
What you pay to get started
Annual Benefit
£781
What you save every year
Profit Over 25 Years
£9,346
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 5.0 kW, with most eligible homes comfortably fitting within 3–6 kW. Each kilowatt of panels produces roughly 898 kWh per year on a south-facing roof. We value self-used electricity at 28.4p and exported surplus at a baseline 10p via SEG. Use the calculator above for your exact tariff.

Unit rate
28.4p/kWh
Standing charge
52.2p/day
Sunshine yield (south)
898 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: £10,173, Break-even: 13.0 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1797 kWh 719 kWh 1078 kWh £204 £108 £312 £4,069 13.0 yrs £2,177
3 kW 2695 kWh 1078 kWh 1617 kWh £307 £162 £468 £6,104 13.0 yrs £3,265
4 kW 3594 kWh 1438 kWh 2156 kWh £409 £216 £625 £8,138 13.0 yrs £4,354
5 kW 4492 kWh 1797 kWh 2695 kWh £511 £270 £781 £10,173 13.0 yrs £5,442
6 kW 5391 kWh 2156 kWh 3234 kWh £613 £323 £937 £12,207 13.0 yrs £6,531
7 kW 6289 kWh 2516 kWh 3773 kWh £716 £377 £1,093 £14,242 13.0 yrs £7,619
8 kW 7188 kWh 2875 kWh 4313 kWh £818 £431 £1,249 £16,276 13.0 yrs £8,708

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: £947, Upfront: £12,273, Break-even: 13.0 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1797 kWh 1078 kWh 719 kWh £307 £72 £379 £6,169 16.3 yrs £1,403
3 kW 2695 kWh 1617 kWh 1078 kWh £460 £108 £568 £8,204 14.4 yrs £3,155
4 kW 3594 kWh 2156 kWh 1438 kWh £613 £144 £757 £10,238 13.5 yrs £4,906
5 kW 4492 kWh 2695 kWh 1797 kWh £767 £180 £947 £12,273 13.0 yrs £6,658
6 kW 5391 kWh 3234 kWh 2156 kWh £920 £216 £1,136 £14,307 12.6 yrs £8,409
7 kW 6289 kWh 3773 kWh 2516 kWh £1,074 £252 £1,325 £16,342 12.3 yrs £10,161
8 kW 7188 kWh 4313 kWh 2875 kWh £1,227 £288 £1,514 £18,376 12.1 yrs £11,912

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: £1,029, Upfront: £13,673, Break-even: 13.3 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1797 kWh 1258 kWh 539 kWh £358 £54 £412 £7,569 18.4 yrs £666
3 kW 2695 kWh 1887 kWh 809 kWh £537 £81 £618 £9,604 15.5 yrs £2,749
4 kW 3594 kWh 2516 kWh 1078 kWh £716 £108 £824 £11,638 14.1 yrs £4,832
5 kW 4492 kWh 3145 kWh 1348 kWh £895 £135 £1,029 £13,673 13.3 yrs £6,915
6 kW 5391 kWh 3773 kWh 1617 kWh £1,074 £162 £1,235 £15,707 12.7 yrs £8,998
7 kW 6289 kWh 4402 kWh 1887 kWh £1,252 £189 £1,441 £17,742 12.3 yrs £11,081
8 kW 7188 kWh 5031 kWh 2156 kWh £1,431 £216 £1,647 £19,776 12.0 yrs £13,164

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: £1,054, Upfront: £15,423, Break-even: 14.6 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1797 kWh 1312 kWh 485 kWh £373 £49 £422 £9,319 22.1 yrs £-885
3 kW 2695 kWh 1968 kWh 728 kWh £560 £73 £633 £11,354 17.9 yrs £1,297
4 kW 3594 kWh 2623 kWh 970 kWh £746 £97 £843 £13,388 15.9 yrs £3,480
5 kW 4492 kWh 3279 kWh 1213 kWh £933 £121 £1,054 £15,423 14.6 yrs £5,662
6 kW 5391 kWh 3935 kWh 1455 kWh £1,120 £146 £1,265 £17,457 13.8 yrs £7,845
7 kW 6289 kWh 4591 kWh 1698 kWh £1,306 £170 £1,476 £19,492 13.2 yrs £10,027
8 kW 7188 kWh 5247 kWh 1941 kWh £1,493 £194 £1,687 £21,526 12.8 yrs £12,210

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: £1,071, Upfront: £17,173, Break-even: 16.0 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1797 kWh 1348 kWh 449 kWh £383 £45 £428 £11,069 25.8 yrs £-2,502
3 kW 2695 kWh 2021 kWh 674 kWh £575 £67 £642 £13,104 20.4 yrs £-254
4 kW 3594 kWh 2695 kWh 898 kWh £767 £90 £857 £15,138 17.7 yrs £1,995
5 kW 4492 kWh 3369 kWh 1123 kWh £959 £112 £1,071 £17,173 16.0 yrs £4,244
6 kW 5391 kWh 4043 kWh 1348 kWh £1,150 £135 £1,285 £19,207 14.9 yrs £6,493
7 kW 6289 kWh 4717 kWh 1572 kWh £1,342 £157 £1,499 £21,242 14.2 yrs £8,742
8 kW 7188 kWh 5391 kWh 1797 kWh £1,534 £180 £1,713 £23,276 13.6 yrs £10,990

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: £1,087, Upfront: £19,623, Break-even: 18.0 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1797 kWh 1384 kWh 413 kWh £394 £41 £435 £13,519 31.1 yrs £-4,820
3 kW 2695 kWh 2075 kWh 620 kWh £590 £62 £652 £15,554 23.8 yrs £-2,505
4 kW 3594 kWh 2767 kWh 827 kWh £787 £83 £870 £17,588 20.2 yrs £-190
5 kW 4492 kWh 3459 kWh 1033 kWh £984 £103 £1,087 £19,623 18.0 yrs £2,126
6 kW 5391 kWh 4151 kWh 1240 kWh £1,181 £124 £1,305 £21,657 16.6 yrs £4,441
7 kW 6289 kWh 4843 kWh 1446 kWh £1,378 £145 £1,522 £23,692 15.6 yrs £6,756
8 kW 7188 kWh 5534 kWh 1653 kWh £1,575 £165 £1,740 £25,726 14.8 yrs £9,071

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
28.45p/kWh
Daily Fixed Charge
52.22p/day
Local Sunshine
898kWh/kW
A 1 kW system generates ~898 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: 69% • Flats: 24% • Bungalows: 5% Based on 8,827 properties

Coverage

High Peak (74%)|Derbyshire Dales (17%)|Staffordshire Moorlands (9%)

Areas Covered

Corbar, Buxton Central, Cote Heath, Tideswell, Stone Bench, Hartington & Taddington, Limestone Peak, Manifold + 4 more

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.