Solar panel cost in East Dunbartonshire (G61)

See realistic solar installation costs, savings and payback for G61 (East Dunbartonshire) 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
14.5 years
After this, it's pure profit
Upfront Cost
£12,207
What you pay to get started
Annual Benefit
£842
What you save every year
Profit Over 25 Years
£8,854
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 832 kWh per year on a south-facing roof. We value self-used electricity at 27.2p and exported surplus at a baseline 10p via SEG. Use the calculator above for your exact tariff.

Unit rate
27.2p/kWh
Standing charge
57.6p/day
Sunshine yield (south)
832 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: £702, Upfront: £10,173, 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 1664 kWh 666 kWh 999 kWh £181 £100 £281 £4,069 14.5 yrs £1,547
3 kW 2497 kWh 999 kWh 1498 kWh £271 £150 £421 £6,104 14.5 yrs £2,321
4 kW 3329 kWh 1332 kWh 1997 kWh £362 £200 £562 £8,138 14.5 yrs £3,095
5 kW 4161 kWh 1664 kWh 2497 kWh £452 £250 £702 £10,173 14.5 yrs £3,868
6 kW 4993 kWh 1997 kWh 2996 kWh £543 £300 £842 £12,207 14.5 yrs £4,642
7 kW 5825 kWh 2330 kWh 3495 kWh £633 £350 £983 £14,242 14.5 yrs £5,415
8 kW 6658 kWh 2663 kWh 3995 kWh £724 £399 £1,123 £16,276 14.5 yrs £6,189

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: £845, Upfront: £12,273, 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 1664 kWh 999 kWh 666 kWh £271 £67 £338 £6,169 18.3 yrs £591
3 kW 2497 kWh 1498 kWh 999 kWh £407 £100 £507 £8,204 16.2 yrs £1,937
4 kW 3329 kWh 1997 kWh 1332 kWh £543 £133 £676 £10,238 15.1 yrs £3,282
5 kW 4161 kWh 2497 kWh 1664 kWh £679 £166 £845 £12,273 14.5 yrs £4,628
6 kW 4993 kWh 2996 kWh 1997 kWh £814 £200 £1,014 £14,307 14.1 yrs £5,973
7 kW 5825 kWh 3495 kWh 2330 kWh £950 £233 £1,183 £16,342 13.8 yrs £7,319
8 kW 6658 kWh 3995 kWh 2663 kWh £1,086 £266 £1,352 £18,376 13.6 yrs £8,664

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: £916, Upfront: £13,673, 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 1664 kWh 1165 kWh 499 kWh £317 £50 £367 £7,569 20.6 yrs £-237
3 kW 2497 kWh 1748 kWh 749 kWh £475 £75 £550 £9,604 17.5 yrs £1,394
4 kW 3329 kWh 2330 kWh 999 kWh £633 £100 £733 £11,638 15.9 yrs £3,026
5 kW 4161 kWh 2913 kWh 1248 kWh £792 £125 £916 £13,673 14.9 yrs £4,657
6 kW 4993 kWh 3495 kWh 1498 kWh £950 £150 £1,100 £15,707 14.3 yrs £6,289
7 kW 5825 kWh 4078 kWh 1748 kWh £1,108 £175 £1,283 £17,742 13.8 yrs £7,920
8 kW 6658 kWh 4660 kWh 1997 kWh £1,267 £200 £1,466 £19,776 13.5 yrs £9,552

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: £938, Upfront: £15,423, Break-even: 16.4 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1664 kWh 1215 kWh 449 kWh £330 £45 £375 £9,319 24.8 yrs £-1,816
3 kW 2497 kWh 1822 kWh 674 kWh £495 £67 £563 £11,354 20.2 yrs £-98
4 kW 3329 kWh 2430 kWh 899 kWh £660 £90 £750 £13,388 17.8 yrs £1,619
5 kW 4161 kWh 3037 kWh 1123 kWh £826 £112 £938 £15,423 16.4 yrs £3,336
6 kW 4993 kWh 3645 kWh 1348 kWh £991 £135 £1,126 £17,457 15.5 yrs £5,053
7 kW 5825 kWh 4252 kWh 1573 kWh £1,156 £157 £1,313 £19,492 14.8 yrs £6,771
8 kW 6658 kWh 4860 kWh 1798 kWh £1,321 £180 £1,501 £21,526 14.3 yrs £8,488

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: £952, Upfront: £17,173, 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 1664 kWh 1248 kWh 416 kWh £339 £42 £381 £11,069 29.1 yrs £-3,451
3 kW 2497 kWh 1872 kWh 624 kWh £509 £62 £571 £13,104 22.9 yrs £-1,677
4 kW 3329 kWh 2497 kWh 832 kWh £679 £83 £762 £15,138 19.9 yrs £98
5 kW 4161 kWh 3121 kWh 1040 kWh £848 £104 £952 £17,173 18.0 yrs £1,872
6 kW 4993 kWh 3745 kWh 1248 kWh £1,018 £125 £1,143 £19,207 16.8 yrs £3,647
7 kW 5825 kWh 4369 kWh 1456 kWh £1,187 £146 £1,333 £21,242 15.9 yrs £5,421
8 kW 6658 kWh 4993 kWh 1664 kWh £1,357 £166 £1,524 £23,276 15.3 yrs £7,195

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: £967, Upfront: £19,623, Break-even: 20.3 yrs
System Annual output Self-use Exported Bill saving Export income Annual benefit Upfront cost Break-even 20-year net
2 kW 1664 kWh 1282 kWh 383 kWh £348 £38 £387 £13,519 35.0 yrs £-5,787
3 kW 2497 kWh 1922 kWh 574 kWh £522 £57 £580 £15,554 26.8 yrs £-3,955
4 kW 3329 kWh 2563 kWh 766 kWh £697 £77 £773 £17,588 22.7 yrs £-2,124
5 kW 4161 kWh 3204 kWh 957 kWh £871 £96 £967 £19,623 20.3 yrs £-292
6 kW 4993 kWh 3845 kWh 1148 kWh £1,045 £115 £1,160 £21,657 18.7 yrs £1,540
7 kW 5825 kWh 4486 kWh 1340 kWh £1,219 £134 £1,353 £23,692 17.5 yrs £3,371
8 kW 6658 kWh 5126 kWh 1531 kWh £1,393 £153 £1,546 £25,726 16.6 yrs £5,203

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
27.18p/kWh
Daily Fixed Charge
57.62p/day
Local Sunshine
832kWh/kW
A 1 kW system generates ~832 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

No EPC data available for this outcode

Coverage

East Dunbartonshire (99%)|Glasgow City (1%)

Areas Covered

Bearsden South, Bearsden North, Drumchapel/Anniesland, Maryhill, Milngavie

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.