79 Willian Road
SG4 0LS
- Semi-detached
- Freehold
- 3 bedrooms (estimate)
- 883 sq ft
- EPC F
What the sales records show
From an older sale: a rough guide£537,000
Range £456,000 to £618,000
Since last sale
+£319,500
+146.9% since Jan 2004, +4.0% a year
Rank in SG4 0LS
24th of 31
Postcode average £640,710
There is no floor area on record, so this is the home's last sale moved from January 2004 to August 2026 by the official UK House Price Index for North Hertfordshire, with the range widened the older the sale. It cannot see condition, layout or recent work, so it is not a valuation.
In short
79 Willian Road is a 3 bedroom freehold semi-detached in SG4 of about 883 sq ft.
There is no floor area on record, so its last sale has been moved to today by the official price index for North Hertfordshire: £456,000 to £618,000, about £537,000 in the middle.
That makes it the 24th highest of the 31 homes we can compare in SG4 0LS, where the middle figure averages £640,710.
It last sold for £217,500 in January 2004; the price index suggests it has gained about £319,500 since, roughly +4.0% a year.
Across North Hertfordshire, average prices rose 3.1% in the year to August 2026.
Where in the range would yours sell?
Condition and improvements usually decide it, and only someone who sees the home can say.
Lower end
£456,000
Middle
£537,000
Upper end
£618,000
Done work since the records were made? Claim your home and tell us, or ask local agents where yours sits.
On the map
Where 79 Willian Road is
79 Willian Road on the map
This home and the completed sales its figure is worked out from. Choose a pin for the address, size and date.
The Land Registry records a sale by its postcode, so pins sit at the postcode, close to the home, not on its doorstep. Map: contains OS data © Crown copyright and database rights 2026.
Energy
How efficient the home is
Energy performance certificate
From the official register for 79 Willian Road, lodged 10 August 2015.
Rating now
F35 points
Could reach
B83 points
48 points higher with the improvements below
- Built
- 1950–1966
- Solar panels
- None recorded
What the assessor found
Each part of the home, with the certificate's own energy efficiency rating.
Walls
Cavity wall, as built, no insulation (assumed)
PoorRoof
Pitched, 12 mm loft insulation
Very poorFloor
Suspended, no insulation (assumed)
Not rated on the certificate
Windows
Single glazed
Very poorHeating
Boiler and radiators, mains gas
GoodHeating controls
Programmer and room thermostat
AverageHot water
From main system, no cylinder thermostat
PoorLighting
No low energy lighting
Very poorSecond heating
Room heaters, coal
Not rated on the certificate
Estimated running costs
A year, now and after the recommended improvements.
£997 a year less after the improvements
Heating
Hot water
Lighting
The assessor's estimates at the energy prices in use when the certificate was made (2015), for a typical household. Today's bills will differ.
Improvements the certificate recommends
In the certificate's order. Each rating assumes the steps before it are done.
- 1
Increase loft insulation to 270 mm
Typical cost £100–£350 · saves about £151 a year
Rating after40E - 2
Cavity wall insulation
Typical cost £500–£1,500 · saves about £252 a year
Rating after49E - 3
Floor insulation (suspended floor)
Typical cost £800–£1,200 · saves about £61 a year
Rating after52E - 4
Add additional 80 mm jacket to hot water cylinder
Typical cost £15–£30 · saves about £38 a year
Rating after53E - 5
Low energy lighting for all fixed outlets
Typical cost £45 · saves about £42 a year
Rating after55D - 6
Hot water cylinder thermostat
Typical cost £200–£400 · saves about £86 a year
Rating after58D - 7
Upgrade heating controls
Typical cost £350–£450 · saves about £42 a year
Rating after60D - 8
Replace boiler with new condensing boiler
Typical cost £2,200–£3,000 · saves about £197 a year
Rating after68D - 9
Solar water heating
Typical cost £4,000–£6,000 · saves about £44 a year
Rating after69C - 10
Replace single glazed windows with low-E double glazed windows
Typical cost £3,300–£6,500 · saves about £83 a year
Rating after73C - 11
Solar photovoltaic panels, 2.5 kWp
Typical cost £5,000–£8,000 · saves about £276 a year
Rating after83B
Costs and savings are the certificate's own, as estimated when it was made.
History
What it has sold for
Sale history
Every sale of this home registered with HM Land Registry since 1995
| Sold | Price paid | Change | A year |
|---|---|---|---|
| January 2004 | £217,500 | First sale | – |
Nearby
Neighbours and the sales behind the figure
Homes in SG4 0LS
Ranked by what comparable sales show. Choose one to see its page.
Recent sales of semi-detached homes nearby
The closest sales of the same type in the last two years, registered with HM Land Registry. Choose one to see its page.
| Home | Price | Sold | Size | Per sq ft | Away |
|---|---|---|---|---|---|
| 42 Willian RoadSG4 0LS · Semi-detached | £625,000 | Oct 2025 | – | – | < 0.1 mi |
| 71 Willian RoadSG4 0LS · Semi-detached | £527,500 | Jul 2025 | – | – | < 0.1 mi |
| 97 Willian RoadSG4 0LS · Semi-detached | £426,000 | Mar 2025 | – | – | < 0.1 mi |
| 30 Bradleys CornerSG4 0PR · Semi-detached | £571,000 | Apr 2026 | – | – | 0.1 mi |
| 29 Bradleys CornerSG4 0PR · Semi-detached | £423,500 | Dec 2024 | – | – | 0.1 mi |
| 8 MountjoySG4 0PT · Semi-detached | £485,000 | Aug 2025 | – | – | 0.1 mi |
| 86 Hampden RoadSG4 0LB · Semi-detached | £760,000 | Jan 2026 | – | – | 0.1 mi |
| 77 Hampden RoadSG4 0LB · Semi-detached | £790,000 | Jan 2025 | – | – | 0.1 mi |
| 1 Kingswood AvenueSG4 0PB · Semi-detached | £655,000 | Dec 2025 | – | – | 0.2 mi |
| 36 Queenswood DriveSG4 0LQ · Semi-detached | £895,000 | Nov 2024 | – | – | 0.2 mi |
| 4 Wilshere CrescentSG4 0PL · Semi-detached | £640,000 | Feb 2026 | – | – | 0.2 mi |
| 200 Cambridge RoadSG4 0JW · Semi-detached | £590,000 | Mar 2025 | – | – | 0.2 mi |
The area
SG4 at a glance
What buyers have paid in SG4
Completed sales in the last 12 months, against the 12 months before
Flats
Terraced
Semi-detached
Detached
| Type | Sales | Average price | Average size | Per sq ft | On the year |
|---|---|---|---|---|---|
| All homes | 295 | £533,253 | – | – | −6.7% |
| Flats | 62 | £239,970 | – | – | −7.1% |
| Terraced | 74 | £404,969 | – | – | −2.3% |
| Semi-detached | 85 | £531,144 | – | – | −8.6% |
| Detached | 64 | £933,319 | – | – | +7.6% |
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Contains HM Land Registry data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.
Energy performance data © Crown copyright. Licensed under the Open Government Licence v3.0.
Contains HM Land Registry UK House Price Index data © Crown copyright. Licensed under the Open Government Licence v3.0.
Floor area and energy rating from the energy certificate of August 2015.
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