Specialist solar panels for schools in Harrogate
Northern Powergrid runs the network around Harrogate, and on a school site their answer on export shapes the design as much as the roof pitch does. We look at the roof, the switchboard and the timetable in that order, then set the array size against what the site draws in term time.
26.4% of the modelled year lands in July and August, on a roof that returns 831 kWh per kWp a year. The worked example below runs at 440 kWp, the size applied for at the nearest school scheme on record. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.
Book a roof survey in Harrogate- 1 teaching block
- 2 hall and kitchen
- 3 sports hall
- 4 1960s block, no array
- first phase
- later phase
Illustrative layout for an estate of this size. The array is drawn at about 345 kWp, roughly 53 percent of the 650 kWp these three roofs would hold, because a school sizes to the load it can use in term time rather than to the roof it has: generation it cannot use is exported at a much lower rate than it pays to import. The hatched block carries no array because its structure has not been assessed, which on a school of that era is the usual starting point rather than an exception. Your own figures, and which of your blocks can take an array, come from the roof survey.
School rooftop solar across North Yorkshire
A one kilowatt-peak array on a shallow pitched roof in Harrogate models at 831 kWh a year, from modelled irradiation of 1,060 kWh per square metre in the plane of the array (EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss). 6 percent below our mean puts Harrogate at the weaker end of the range, which raises the premium on self consumption and lowers the value of anything that leaves the site.
Scaled up, a 440 kWp array, sized to what the nearest school scheme on record applied for, 10 miles away at Ripon, models at about 365,600 kWh a year before shading, and needs roughly 1,307 square metres of clear roof. We take the size from the nearest real application rather than a round number, so the example is anchored to something a planning officer has already seen.
Spread across the year that is about 96,500 kWh landing in July and August and roughly 15,700 kWh across December and January. Northern Powergrid sets what may go back onto the network here, so the July figure is the one worth putting in front of a governing body first.
Harrogate ranks 6 of 8 towns we cover in North Yorkshire on modelled yield, against a national mean of 886 kWh per kWp. The county runs from 799 to 859, a spread of 60 kWh per kWp. On a 500 kWp array that is about 30,000 kWh a year between the strongest and weakest town in the county.
What the planning record shows around Harrogate
No school or college solar scheme appears in the HG1 postcode district in the Renewable Energy Planning Database. That is a reporting threshold rather than a verdict. The database records generating stations from one megawatt upward reliably and smaller ones patchily, and almost every school array is a fraction of that, so a roof full of panels on a Harrogate secondary could be generating today without ever reaching it.
The nearest education scheme on the record is 10 miles from Harrogate, at Ripon: 440 kWp at Ripon Grammar School, Clotherholme Road, applicant Solar Options for Schools Limited, which holds consent and is awaiting construction. That is someone else's application, not ours, and it is here because it shows what North Yorkshire planning has already accepted at an education site. Source: Renewable Energy Planning Database, Q1 2026.
The summer holiday problem for a Harrogate school
26.4 percent of the annual output modelled for Harrogate arrives in the two months a school uses least (EU PVGIS v5.2). Term ends in the third week of July and the buildings stay largely empty until September. July is the single strongest month here at 14.2 percent of the annual total, and it falls almost entirely inside the holiday.
The inverse holds at the other end. December and January together return only 4.3 percent of the year, and those are the months with the heating, the lighting and the full timetable all running at once. The roof makes 6.9 times as much in July as it does in December, and August alone outproduces December by about 5.9 to one. 75 percent of the year arrives between April and September, and the point of that figure is not that the summer half goes unused, because April, May and June are full teaching months that draw hard. It is that the concentration peaks in the few weeks at the end of it when the building is shut.
Put the two calendars together and roughly 49 percent of a school's generation nationally lands on a session day, against about 71 percent for a business open every weekday. That gap is the whole difference between appraising a school roof and appraising any other commercial one, and it barely moves from town to town.
Then there is the afternoon. From roughly three o'clock the building empties while the roof is still working, so a system sized on annual consumption will over-generate in exactly the hours nobody is there. We size on half hourly data for that reason.
None of that makes a Harrogate scheme a bad one. It changes what the scheme should be: sized against the base load that runs whether or not the school is open, which on most sites is servers, comms, catering refrigeration, ventilation and hot water, with lettings, holiday clubs and summer works added on top. Where that base load is thin, the choices are storage, an export arrangement through Northern Powergrid, or a smaller array that consumes nearly everything it makes.
We set out the full treatment of the school year against the generation curve on the home page, and what it does to a payback figure under costs.
- generated while the school is open
- generated at a weekend or in the holidays
The same figures as a table
| Month | Session days | Output, kWh per kWp | School open | School closed |
|---|---|---|---|---|
| Jan | 20 | 19 | 12 | 7 |
| Feb | 15 | 35 | 19 | 16 |
| Mar | 21 | 68 | 46 | 22 |
| Apr | 12 | 98 | 39 | 59 |
| May | 17 | 117 | 64 | 53 |
| Jun | 21 | 113 | 79 | 34 |
| Jul | 11 | 118 | 42 | 76 |
| Aug | 0 | 101 | 0 | 101 |
| Sep | 20 | 74 | 49 | 25 |
| Oct | 17 | 45 | 25 | 20 |
| Nov | 21 | 26 | 18 | 8 |
| Dec | 15 | 17 | 8 | 9 |
| Year | 190 | 831 | 401 | 430 |
Grid connection through Northern Powergrid
Northern Powergrid is the network operator here, and their answer on export capacity shapes the design. Any commercial array above 3.68 kW per phase connects under G99 rather than G98, and the application fixes what you are allowed to push back onto the network. If the local network is tight, limiting export rarely breaks the case here: most of the generation is consumed on site while the building is working.
Across North Yorkshire the planning database records 151 solar schemes totalling 1723 MW, of which 18 are operational (REPD Q1 2026).
How many schools North Yorkshire has
North Yorkshire has 346 open state-funded schools and colleges on the DfE register teaching 79,545 pupils between them. Source: DfE Get Information About Schools.
The split is 293 primary, 41 secondary, 10 special and 2 further education, at an average of 230 pupils a site. Read 7.1 primaries per secondary as a sequencing hint rather than a statistic. A primary is a single survey visit and a modest array; a secondary is several roofs of different ages on one site, and that is where both the area and the complications are.
A trust holding more than one of these sites should look at them together. Grouping the surveys turns the grid question, the funding question and the procurement route into one exercise rather than four, and it usually changes which roof goes first.
Start with the Harrogate roof
Roof condition decides the order of works on most school estates, so that is where we start. Send us the postcode and a rough roof area, with twelve months of half hourly readings if you have them, and we come back with usable area, modelled output against your own load, and the funding routes.
Lenzie Consulting Ltd arranges the survey and passes your details to an MCS-certified installation partner so they can quote. We do not carry out the installation ourselves.
Questions governors ask us about Harrogate schools
- What would a 440 kWp array produce at a Harrogate school?
- Yes, and the figure matters more than the sunshine. 831 kWh per kWp a year puts a 440 kWp array at around 365,600 kWh, on roughly 1,307 square metres of roof. The value of that depends on your term time load. Source: EU PVGIS v5.2, SARAH3, 10 degree pitch, 14 percent system loss.
- What happens to the electricity during the summer holidays in Harrogate?
- Less is wasted than governors expect, but the figure is worth seeing: 26.4 percent of the year is modelled to arrive in July and August here (EU PVGIS v5.2), against a site running on holiday base load. Lettings, holiday clubs and summer works take some of it, storage takes more, and the rest is an export question for Northern Powergrid.
- Who do we apply to for export near Harrogate?
- Only Northern Powergrid can answer it for your connection. What we can say is that a capped export limit rarely breaks a school scheme, because the array that suits a school is sized to the term time load rather than to the roof.
- Do we need planning permission in Harrogate?
- Often not, because panels on the roof of a school building usually sit within permitted development for non-domestic buildings. The exceptions are listed buildings, conservation areas and arrays that project too far above the roof plane, and larger schemes still need prior approval from Harrogate. We confirm it either way.
- How many schools are there around Harrogate?
- North Yorkshire has 346 open state-funded schools and colleges on the DfE register, with 79,545 pupils on roll. Source: DfE Get Information About Schools. We survey across the whole of that area, and where a trust holds several sites we look at them in one pass.