Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started12 Hartwort Close is a one-bedroom semi-detached house in Walnut Tree, Milton Keynes, Milton Keynes (MK7 7LJ). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1991-1995 and council tax band B. The latest certificate (February 2020) shows an E (score 51), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since May 2009. Between certificates, window efficiency went from Very Poor to Average, lighting went from Average to Very Good and main heating went from Poor to Average; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 88), a 3-band jump. Main heating runs on electricity.
Untraded for 25 years, with the last transfer in February 2001. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £186,000 sits 216.6% above the 2001 sale of £58,750. At 44 m² it sits well below the postcode median (68 m² across 23 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 87% of similar EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
12 Hartwort Close's estimated value is more than triple its earliest registered sale price (2001).
£186,000
Modelled from EPC, postcode comparables.
£58,750
Recorded with HM Land Registry.
Everything we know about this property, compiled into one in-depth, downloadable report.
On floor area, 12 Hartwort Close runs well behind the street norm.
Price per m²
£1,335
Street avg £2,935
Floor Area
44 m²
Street avg 60 m²
Habitable Rooms
2 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
Hot water efficiency decreased
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
23 February 2001Most recent
£58,750
Median price across the last 5 sales in MK7 7LJ: £230,000 (2025–2021).
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
15 Hartwort Close Walnut Tree Milton Keynes
Sold Jun 2021
Detailed AI analysis
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
Ad-free · Instant access · Secure Stripe checkout · One-off payment
Street avg 3 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.4 t/year
MK7 7LB
Closest school
0.3 km
Walton High. 19 schools nearby.
Night-time· 23:00 – 07:00
44.7dB