Chelsea House, 6, 599 Witan Gate, Milton Keynes, MK9 2BU
About Chelsea House
Chelsea House is a two-bedroom semi-detached house in Milton Keynes (MK9 2BU). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 2007-2011 and council tax band C. At 64 m² this is the 31st smallest of 48 units on EPC record in Chelsea House, where floor areas span 42–85 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (August 2024) shows a C (score 74). The rating has held steady at C across 2 certificates since July 2013. Between certificates, lighting went from Good to Very Good.
Across 2007–2016, sale prices on this property compounded at -11.1% per year. Today's modelled estimate of £163,000 sits 210.5% above the 2016 sale of £52,500. On a £-per-square-foot basis, the last sale (£76/sq ft) was about 66.4% below the postcode norm. At 64 m² it's 28% larger than the typical home in the postcode (50 m² median across 47 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 70% of similar EPCs). Last changed hands 10 years ago, in May 2016.
What this property has
Inside
- Bedrooms2
- Bathrooms2
- EnsuiteYes
Outside
- ParkingUnderground
Building
- Central heatingYes
Energy performance
EPC Rating
Certificate validity
Valid until 28 August 2034
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Chelsea House has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£163,000
Modelled from EPC, postcode comparables and a sale-price growth of -11.1% per year over 9 years.
£52,500
Growth on file: -11.1% per year over 9 years.
Sales timeline
15 May 2016Most recent
£52,500
-63.4%over 8 years29 October 2007
£143,481
Median price across the last 5 sales in MK9 2BU: £177,000 (2026–2023).
Nearby sales in MK9 2BU
Chelsea House, 30, 599 Witan Gate, Milton Keynes, MK9 2BU
Sold Feb 2026
£177,000Chelsea House, 25, 599 Witan Gate, Milton Keynes, MK9 2BU
Sold Sept 2025
£75,000Chelsea House, 40, 599 Witan Gate, Milton Keynes, MK9 2BU
Sold Mar 2025
£230,000Chelsea House, 46, 599 Witan Gate, Milton Keynes, MK9 2BU
Sold Apr 2024
£236,000Chelsea House, 22, 599 Witan Gate, Milton Keynes, MK9 2BU
Sold Jul 2023
£100,000
Versus other Witan Gate homes
On price per m², Chelsea House runs well behind the street norm.
Price per m²
£820
Street avg £2,927
Floor Area
64 m²
Street avg 57 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
2.1 t/year
Street avg 1.2 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
255/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Central Business Exchange — bus stop.
Closest school
0.8 km
Oldbrook First School and Nursery. 30 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
54.1dB

Night-time· 23:00 – 07:00
41.6dB







