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Get started21 Walton Road is a detached house in Walnut Tree, Milton Keynes, Milton Keynes (MK7 7AG). It has a recorded floor area of 532 m² (around 5726 sq ft) and construction records dating it to 2022. The latest certificate (July 2025) returns an A (score 104), the top energy band on the EPC scale. When first surveyed in September 2019 the rating was D, the property has climbed 3 bands since. Between certificates, wall efficiency went from Average to Very Good, window efficiency went from Very Poor to Very Good and main heating went from Good to Very Good; while hot-water efficiency dropped from Average to Poor. Main heating runs on electricity: electricity, unspecified tariff.
Sale prices here have outpaced Milton Keynes HPI: 21.8% per year against 0% for the wider region. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include partial demolition, meaningful when judging how the property has evolved. Sold June 2021 for £950,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Achieving this rating across a home of this size is uncommon — larger homes typically score lower.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Approval of details required by conditions 3 (levels), 4 (materials), 5 (drainage strategy), 6 (electric vehicle charging), 10 (fibre) and 11 (landscape) of permission ref. 21/03469/FUL
21 Walton Road changed hands twice within eighteen months — unusual for the area.
£950,000
Growth on file: 21.8% per year over 1 year.
21 June 2021Most recent
£950,000
+21.8%Everything we know about this property, compiled into one in-depth, downloadable report.
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Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Highgate Over — bus stop.

Daytime· 07:00 – 23:00
54.4dB

Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Wall insulation improved
Floor insulation added or improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Demolition of existing two storey house and the construction of a new two storey house with proposed two storey garage with roof lights and proposed landscaping changes
1 more application for this property
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16 February 2021
£780,000
Median price across the last 1 sales in MK7 7AG: £360,000 (2001–2001).
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Closest school
0.5 km
Heronshill School and Nursery. 19 schools nearby.
Night-time· 23:00 – 07:00
43.3dB