12 Cheyney Street is a four-bedroom detached house in Steeple Morden, Royston, Royston (SG8 0LP). It has a recorded floor area of 160 m² (around 1722 sq ft), construction records dating it to 1983-1990 and council tax band G. The latest certificate (February 2016) shows an E (score 42), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 72), a 2-band jump. Main heating runs on oil. The latest certificate is from February 2016, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 4.2% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£566/sq ft) was about 142.2% above the typical sold price in the postcode. A recent sale: £975,000 in November 2025. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include tree works, an extension, a garage conversion and a porch, meaningful when judging how the property has evolved.
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
12 Cheyney Street'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This certificate is over 10 years old and is no longer valid.Expired 05 Feb 2026
12 Cheyney Street has been through 4 approved planning applications — a well-evolved property.
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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Latest sale on 12 Cheyney Street was the highest on Land Registry record across the postcode.
£989,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 22 years.
£975,000
Growth on file: 4.2% per year over 22 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
12 Cheyney Street outperforms the street on price per m² by a wide margin.
Price per m²
£6,094
Street avg £3,255
Floor Area
160 m²
Street avg 157 m²
Habitable Rooms
8 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.
Closest school
0.1 km

Daytime· 07:00 – 23:00
43.1dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
T1 - Beech - Crown lift to 5m (already approved) and target prune eccentric growth back into the established crown to balance
Non Material Amendment of Planning Permission S/0677/17/FL
19 November 2025Most recent
£975,000
+62.5%over 9 years12 May 2016
£600,000
+51.9%over 12 years6 February 2004
£395,000
Median price across the last 5 sales in SG8 0LP: £367,500 (2024–2016).
2a Cheyney Street Steeple Morden Royston
Sold Apr 2024
11 Cheyney Street Steeple Morden Royston
Sold May 2022
17 Cheyney Street Steeple Morden Royston
Sold Sept 2021
1 Cheyney Street Steeple Morden Royston
Sold Oct 2016
21b Cheyney Street Steeple Morden Royston
Sold Feb 2014

Street avg 6 rooms
CO₂ Emissions
10.0 t/year
Street avg 8.0 t/year
SG8 0PT
Steeple Morden CofE VC Primary 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
35.7dB