3 May Street Barns is a mid-terrace house in Great Chishill, Royston, Royston (SG8 8SN). It has a recorded floor area of 98 m² (around 1050 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (April 2011) shows an E (score 43), well below the UK norm with real room to improve. Earlier certificates rated it C (March 2011); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Good to Very Poor and roof efficiency dropped from Very Good to Average. Main heating runs on electricity. The latest certificate is from April 2011, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 3.5% per year against 0% for the wider region. Today's modelled estimate of £641,000 is 39.3% above the 2011 sale price. On a £-per-square-foot basis, the last sale (£438/sq ft) was about 63.3% above the typical sold price in the postcode. One planning record on file: an extension approved in 2014. Past consents include an extension and new windows, meaningful when judging how the property has evolved. 15 years since the last transfer (August 2011).
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
3 May Street Barns's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 04 Apr 2021
3 May Street Barns has an approved single-storey rear extension on the planning record.
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
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3 May Street Barns valuation sits well clear of the typical sold price in this postcode.
£641,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.5% per year over 4 years.
£460,000
Growth on file: 3.5% per year over 4 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
On years held, 3 May Street Barns stands well clear of the street.
Price per m²
£4,716
Street avg £8,510
Floor Area
98 m²
Street avg 108 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
2.1 km

Daytime· 07:00 – 23:00
44.7dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water efficiency decreased
Extension: Single storey · Rear of property
Rear single storey extension & associated alterations including first floor rooflights and new windows to front and rear elevations
18 August 2011Most recent
£460,000
+16.5%over 4 years4 April 2007
£395,000
Median price across the last 5 sales in SG8 8SN: £730,000 (2022–2016).
New Barn Hill Farm May Street Great Chishill Royston
Sold May 2022
35 May Street Great Chishill Royston
Sold Jan 2018
2 May Street Barns May Street Great Chishill Royston
Sold Sept 2017
26 May Street Great Chishill Royston
Sold Oct 2016
3 May Street Great Chishill Royston
Sold Feb 2016

CO₂ Emissions
8.8 t/year
Street avg 6.4 t/year
St Margaret of Antioch Church — bus stop.
Closest school
2.1 km
Barley (VA) Church of England First School. 2 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Night-time· 23:00 – 07:00
37.4dB