Essex
Solar panels in Saffron Walden, priced before anyone visits.
A 12-panel roof in Saffron Walden makes about 6,560 kWh a year and costs £6,360 installed; a free 30-minute video call sizes it to yours.
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Sunlight in Saffron Walden, in numbers
PVGIS puts Saffron Walden at 1,031 kWh per kWp a year, 3% below our Essex county estimate. 68% of it arrives between April and September, peaking in July.
Generation per kWp, month by month
Show the monthly figures
| Month | kWh/kWp |
|---|---|
| January | 38.1 |
| February | 52.7 |
| March | 88 |
| April | 116 |
| May | 124 |
| June | 124 |
| July | 126 |
| August | 112 |
| September | 98.3 |
| October | 68.6 |
| November | 47.4 |
| December | 36.3 |
Source: PVGIS v5.2 (European Commission JRC), SARAH3 database, 1 kWp, 14% system loss, 35 degree pitch, due south, checked September 2026.
Our GB average is 925 kWh per kWp a year, the mean of the 85 county PVGIS estimates we publish; at 1,031, Saffron Walden is 11% above it.
How Saffron Walden compares
Small towns rarely get published solar figures, so here are the numbers for Saffron Walden. It is one of 46 Essex towns we track, and it ranks 40th of 46 for solar yield, a town of 17,424 people in the House of Commons Library settlement data. PVGIS gives its roofs 1,031 kWh per kWp a year, 2.82 peak sun hours a day averaged across the seasons, and the standard 12 panel model turns that into £921 of year one benefit, £247 of it from your own generation and £674 from export at 12p.
These are starting numbers, not a quote. The calculator below opens on Saffron Walden's own PVGIS figure; change the panels, the battery or the export rate and it reruns. The design call replaces every assumption with your roof and your bills.
Planning applications here go through Uttlesford; nationally, the House of Commons Library classes Saffron Walden as a small town.
The charger is in the installed price but left out of payback: charging savings depend on your mileage and tariff, which the design call models properly.
Your real roof and usage, worked through on a free 30-minute video call. Use the full form or leave three details below.
Price this for your roof
Three details. We call or text within one working day to book your free 30-minute design call, on video or by phone if you prefer.
Modelled for Saffron Walden at 52.02034, 0.246 on PVGIS data, with imports valued at 26.32p/kWh and solar at £1,000 per kWp installed. Sources and assumptions: help page.
The network operator for Saffron Walden
The distribution network operator (DNO) for Saffron Walden is UK Power Networks, which runs the East England licence area.
For a typical home the paperwork is light: a system of up to 3.68kW per phase goes through G98, which means UK Power Networks is notified within 28 days of switch-on rather than asked beforehand.
Larger systems go through G99 instead, applied for before installation. On timing: Ofgem's guaranteed standard for a low voltage generation connection quotation is 45 working days, with £80 paid for each working day late, and it binds UK Power Networks as it does every network operator.
Sources: NESO DNO licence areas (3 May 2024); Ofgem, Distributed Generation Standards Direction guidance, checked 27 September 2026. G98 vs G99, explained.
Adding a heat pump or an EV charger in Saffron Walden
A heat pump in Saffron Walden
In December, the darkest month here, 12 panels in Saffron Walden make about 230 kWh. That is when a heat pump runs hardest, so its running cost in Saffron Walden comes down to the tariff and the flow temperature rather than the roof.
Grant support in England comes from the Boiler Upgrade Scheme: £7,500 for an air source or ground source heat pump, £2,500 for air-to-air, and an extra £1,500 until March 2027 where the home is heated by oil or LPG off the gas grid (gov.uk, checked 28 September 2026).
Charging an EV in Saffron Walden
Summer is where a car earns its place. In July, 12 panels in Saffron Walden make about 800 kWh, against roughly 70 kWh a typical home uses in daylight that month on our calculator's typical-use settings, so there is surplus a smart charger can put into the car instead of exporting it.
The calculator above includes a 7.4kW smart charger from £1,100 installed. Renters and flat owners with off-street parking can claim 75% of a chargepoint's cost, up to £500 per socket, until 31 March 2027 (gov.uk, checked 28 September 2026).
The packages, priced before anyone visits
Every system is designed around your roof on the free call before anything is fitted.
Solar panel servicing and repair in Saffron Walden
The same sourced benchmarks apply in Saffron Walden as everywhere we cover: honest repair pricing and what a service should include.
Saffron Walden solar questions
How much electricity do solar panels make in Saffron Walden?
About 6,560 kWh a year from 12 panels (6.36 kWp), on PVGIS satellite data for Saffron Walden: 1,031 kWh per kWp, or 2.82 peak sun hours a day on average. July is the strongest month, at about 800 kWh.
What does a typical solar system cost in Saffron Walden?
Solar is priced at £1,000 per kWp installed wherever you live, so a 12-panel, 6.36 kWp system costs £6,360 in Saffron Walden, exactly as it would anywhere else, before any battery. Location changes what the system makes, not what it costs: here that is about 6,560 kWh a year. The final figure comes from your roof on the design call.
Which DNO covers Saffron Walden, and what does it need from me?
UK Power Networks covers Saffron Walden. A home system of up to 3.68kW per phase is notified to UK Power Networks within 28 days of commissioning under G98, and nothing waits on approval. Larger outputs need a G99 application before work starts. Ofgem's guaranteed standard for a low voltage generation connection quotation is 45 working days, with £80 paid for each working day late, and it binds UK Power Networks as it does every network operator.
What happens to the solar I do not use in Saffron Walden?
Around £674 a year at 12p per kWh, for the roughly 5,620 kWh a 12-panel system in Saffron Walden exports with typical use. Rates vary by supplier and some need their own tariff; the export rates table is dated and sourced.
How much solar does Saffron Walden get in December?
December is the low point: about 230 kWh from a 12-panel system in Saffron Walden, on PVGIS data, rising to 800 kWh in July. From November to February the same system makes about 1,110 kWh in total, which is why a battery charged off-peak does more of the work in winter.
How Saffron Walden compares with its neighbours
How the towns nearest Saffron Walden compare on the same PVGIS settings, closest first.
| Town | kWh per kWp a year | vs Saffron Walden |
|---|---|---|
| Saffron Walden | 1,031 | this town |
| Stansted Mountfitchet | 1,028 | −3 kWh |
| Haverhill | 1,043 | +12 kWh |
| Bishop's Stortford | 1,035 | +4 kWh |
| Great Dunmow | 1,055 | +24 kWh |
| Royston (North Hertfordshire) | 1,037 | +6 kWh |
| Buntingford | 1,026 | −5 kWh |
PVGIS v5.2 for each town centroid, identical assumptions throughout. A few kWh either way is weather-year noise; a spread beyond about 30 kWh per kWp is real geography.
Also for Saffron Walden: Solar panels in Saffron Walden from OVO Solar & Battery
See a number before you speak to anyone
Answer a few questions about your roof and usage and see an instant solar and battery estimate. No email needed to see the result.
Reading for Saffron Walden homeowners
Sourced, dated and written by us. The same ground we cover on your free call.
Do solar panels work in winter? Yes, just less than summer
Panels run on light, not sunshine. Cloud turns them down, not off. What that means for an awkward roof.
Read the guide →Inside a home battery: capacity, power and losses
Usable capacity, kW output, round trip losses and chemistry, in plain terms.
Read the guide →How time of use charging windows actually work
How a cheap overnight window is metered and billed, and what a battery does inside it.
Read the guide →Sizing a heat pump: what a proper survey covers
Sized by calculation, not by rule of thumb. What the survey covers, and what guessing costs.
Read the guide →The price cap explained, and what it does to solar payback
The cap limits unit rates, not bills. That changes what solar payback means.
Read the guide →Your MCS certificate: what it shows, when it arrives, and how a Smart Export Guarantee supplier uses it
The document your export payments hang on. Who issues it, what it shows, and how to get a copy.
Read the guide →Get my free quote
Takes about two minutes. We call or text within one working day to book your free 30-minute video design call at a time that suits you. We design it around your roof and your numbers, and our MCS-certified, fully insured installation teams install it.