St Catherines is a four-bedroom semi-detached house in Mayfield (TN20 6EB). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (September 2022) shows a C (score 70). When first surveyed in March 2011 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency dropped from Good to Average and roof efficiency dropped from Good to Very Poor. Other recorded features include outbuildings.
Sale prices here have outpaced England HPI: 7.3% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£484/sq ft) was about 70.2% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include a loft conversion and an extension, meaningful when judging how the property has evolved. Last sale on file: £750,000 in December 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
PROPOSED LOFT CONVERSION
St Catherines has more than doubled in price since the earliest registered sale in 2011.
£685,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.3% per year over 11 years.
£750,000
Growth on file: 7.3% per year over 11 years.
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On price per m², St Catherines stands well clear of the street.
Price per m²
£5,208
Street avg £3,903
Floor Area
144 m²
Street avg 157 m²
Habitable Rooms
6 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
0.1 km

Daytime· 07:00 – 23:00
49.0dB

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Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Extension: Rear of property
PROPOSED BAY WINDOW TO FRONT ELEVATION AND SINGLE-STOREY REAR EXTENSION
Full planning data for St Catherines, Roselands Avenue, Mayfield, TN20 6EB
Every application and decision on this property and nearby, in full, in the report.
5 December 2022Most recent
£750,000
+121.9%over 11 years19 July 2011
£338,000
Median price across the last 5 sales in TN20 6EB: £545,000 (2024–2021).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Street avg 6 rooms
CO₂ Emissions
4.3 t/year
Street avg 5.9 t/year
TN20 6TL
Rothermead — bus stop.
Closest school
1.3 km
Mayfield Church of England Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
40.7dB