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Get started11 St Marys Square is a three-bedroom end-of-terrace house in Newmarket (CB8 0HZ). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (September 2019) shows an E (score 41), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 76), a 2-band jump.
Sale prices here have outpaced England HPI: 2.1% per year against 0.4% for the wider region. On a £-per-square-foot basis, the last sale (£269/sq ft) was about 93.2% above the typical sold price in the postcode. At 88 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). It changed hands recently, sold October 2025 for £255,000. One planning record on file: an extension approved in 2021. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved.
11 St Marys Square's carbon output runs well above what efficient homes in the postcode produce.
Extension: Single storey · Rear of property
Householder planning application - (i) single storey rear extension (ii) conversion of garage into habitable space
11 St Marys Square valuation sits well clear of the typical sold price in this postcode.
£252,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.1% per year over 6 years.
£255,000
Growth on file: 2.1% per year over 6 years.
11 St Marys Square outperforms the street on price per m² by a wide margin.
Price per m²
£2,898
Street avg £1,758
Floor Area
88 m²
Street avg 109 m²
Habitable Rooms
5 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

17 October 2025Most recent
£255,000
+12.1%over 5 years27 March 2020
£227,500
Median price across the last 5 sales in CB8 0HZ: £275,000 (2025–2023).
Street avg 5 rooms
CO₂ Emissions
6.5 t/year
Street avg 5.0 t/year
CB8 0DJ
Closest school
0.4 km
Houldsworth Valley Primary Academy. 7 schools nearby.
Night-time· 23:00 – 07:00
41.7dB
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