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Get started13 St Marys Square is a semi-detached house in Newmarket (CB8 0HZ). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (February 2020) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 85), a 3-band jump.
Sale prices here have outpaced England HPI: 3.2% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£232/sq ft) was about 66.2% above the typical sold price in the postcode. At 144 m² the property is well over the postcode median (64 m² across 35 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs). A recent sale: £360,000 in May 2025. Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include new windows, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations.
13 St Marys Square's carbon output runs well above what efficient homes in the postcode produce.
A recent planning application at 13 St Marys Square was refused — worth checking the council file.
Application for lawful development certificate for existing use or development - a. use of second floor flat as one self contained dwelling (use class C3) b. use of basement flat as one dwelling (use class C3)
Latest sale on 13 St Marys Square was the highest on Land Registry record across the postcode.
£331,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.2% per year over 24 years.
£360,000
Growth on file: 3.2% per year over 24 years.
On price per m², 13 St Marys Square stands well clear of the street.
Price per m²
£2,500
Street avg £1,798
Floor Area
144 m²
Street avg 106 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
New Astley Club — bus stop.

Daytime· 07:00 – 23:00
51.0dB

Application for listed building consent - a. six replacement windows and one replacement dormer window on elevation one b. one replacement window on elevation two
2 May 2025Most recent
£360,000
+20.0%over 3 years28 February 2022
£300,000
+50.8%over 1 year1 May 2020
£199,000
+17.1%over 18 years31 August 2001
£170,000
Median price across the last 5 sales in CB8 0HZ: £275,000 (2025–2023).
Street avg 5 rooms
CO₂ Emissions
8.1 t/year
Street avg 4.9 t/year
CB8 0EX
Closest school
0.4 km
Houldsworth Valley Primary Academy. 7 schools nearby.
Night-time· 23:00 – 07:00
41.7dB
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