20 Mayfield Grange is a six-bedroom detached house in Mayfield (TN20 6BF). It has a recorded floor area of 363 m² (around 3907 sq ft), construction records dating it to 2007 onwards and council tax band G. The latest certificate (March 2021) shows a C (score 79), near the top of the C band. The rating has held steady at C across 4 certificates since November 2008. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Very Good to Good and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 83).
Sale prices here have outpaced England HPI: 5.2% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£363/sq ft) was about 23.6% above the typical sold price in the postcode. At 363 m² the property is well over the postcode median (161 m² across 65 EPCs), placing it in the larger end of the local stock. 6 bedrooms is on the larger side for this postcode, where 3 is the typical count. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Sold August 2022 for £1,420,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
20 Mayfield Grange's carbon output runs well above what efficient homes in the postcode produce.
20 Mayfield Grange has an approved single-storey side extension on the planning record.
REDUCE CROWN OF THREE OAK TREES BY 1M (SIDES ONLY) WITHIN TREE PRESERVATION ORDER NO 54, 2004
Latest sale on 20 Mayfield Grange was the highest on Land Registry record across the postcode.
£1,411,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 12 years.
£1,420,000
Growth on file: 5.2% per year over 12 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
On floor area, 20 Mayfield Grange stands well clear of the street.
Price per m²
£3,912
Street avg £3,321
Floor Area
363 m²
Street avg 248 m²
Habitable Rooms
10 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
1.2 km

Daytime· 07:00 – 23:00
42.3dB

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Changes detected from historical EPC data
Hot water efficiency decreased
Loft insulation upgraded to recommended levels
More low energy lighting installed
Heating controls changed
Extension: Single storey · Rear of property
RAISE RIDGELINE OF EXISTING GARAGE ROOF WITH REAR FACING DORMER ROOF ADDITION ALL TO ALLOW FIRST FLOOR EN-SUITE BATHROOM. FENESTRATION CHANGES TO REAR ELEVATION AND INTRODUCTION OF ENLARGED LANDSCAPE DECK TO REAR.
Full planning data for 20 Mayfield Grange, Little Trodgers Lane, Mayfield, TN20 6BF
1 more on this property, plus every nearby application and full decision details, in the report.
16 August 2022Most recent
£1,420,000
+18.3%over 1 year29 June 2021
£1,200,000
+56.9%over 10 years7 July 2010
£765,000
Median price across the last 5 sales in TN20 6BF: £680,000 (2025–2023).
25 Mayfield Grange Little Trodgers Lane Mayfield
Sold Jan 2025
29 Mayfield Grange Little Trodgers Lane Mayfield
Sold Aug 2024
12 Mayfield Grange Little Trodgers Lane Mayfield
Sold Jun 2023
41 Mayfield Grange Little Trodgers Lane Mayfield
Sold Jun 2023
24 Mayfield Grange Little Trodgers Lane Mayfield
Sold Feb 2023
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 8 rooms
CO₂ Emissions
7.1 t/year
Street avg 6.7 t/year
Rusher's Cross — bus stop.
Closest school
2.0 km
Mayfield Church of England Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
35.5dB