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Get started15 Hartwort Close is a detached house in Walnut Tree, Milton Keynes, Milton Keynes (MK7 7LJ). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (January 2022) shows a C (score 71). When first surveyed in September 2013 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good; while roof efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 86).
Sale prices here have outpaced Milton Keynes HPI: 6.6% per year against 0% for the wider region. Today's modelled estimate of £326,000 is 25.4% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£345/sq ft) was about 178.2% above the typical sold price in the postcode. At 70 m² the property is well over the postcode median (48 m² across 23 EPCs), placing it in the larger end of the local stock. Most recent transfer: June 2021 at £260,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
15 Hartwort Close has more than quadrupled in price since its earliest registered sale in 1995.
£326,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.6% per year over 26 years.
£260,000
Growth on file: 6.6% per year over 26 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Habitable Rooms for 15 Hartwort Close runs comfortably ahead of the street norm.
Price per m²
£3,714
Street avg £2,802
Floor Area
70 m²
Street avg 59 m²
Habitable Rooms
5 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Silverweed Court — bus stop.

Daytime· 07:00 – 23:00
55.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
Are we missing something? Tell us about home improvements to help adjust your valuation.
16 June 2021Most recent
£260,000
+85.7%over 18 years23 December 2002
£140,000
+180.0%over 7 years5 July 1995
£50,000
Median price across the last 5 sales in MK7 7LJ: £225,000 (2025–2018).
17 Hartwort Close Walnut Tree Milton Keynes
Sold Aug 2025
30 Hartwort Close Walnut Tree Milton Keynes
Sold Oct 2023
28 Hartwort Close Walnut Tree Milton Keynes
Sold Dec 2021
18 Hartwort Close Walnut Tree Milton Keynes
Sold Oct 2021
19 Hartwort Close Walnut Tree Milton Keynes
Sold Apr 2017
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Detailed EPC data
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Full planning history
Every application and decision on record
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Street avg 3 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.5 t/year
MK7 7LU
Closest school
0.3 km
Walton High. 19 schools nearby.
Night-time· 23:00 – 07:00
44.7dB