Chelsea House, 87, 599 Witan Gate, Milton Keynes, MK9 2BS
About Chelsea House
Chelsea House is a mid-terrace house in Milton Keynes (MK9 2BS). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 2003-2006 and council tax band C. At 66 m² this is the 33rd smallest of 47 units on EPC record in Chelsea House, where floor areas span 40–77 m². The building's EPC ratings span C to B, with this unit at the bottom. The latest certificate (March 2019) shows a C (score 77), near the top of the C band. Earlier certificates rated it B (March 2009); the latest reading is one band lower.
At 66 m² the property is well over the postcode median (50 m² across 46 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs). A recent sale: £235,000 in February 2026.
Energy performance
EPC Rating
Certificate validity
Valid until 17 March 2029
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
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 £885 · 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
Chelsea House's sale-price growth has lagged the wider UK trajectory across its history on file.
£222,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.1% per year over 18 years.
£235,000
Growth on file: 0.1% per year over 18 years.
Sales timeline
18 February 2026Most recent
£235,000
+20.5%over 9 years29 March 2016
£195,000
-15.0%over 8 years19 March 2008
£229,457
Median price across the last 5 sales in MK9 2BS: £230,000 (2025–2017).
Nearby sales in MK9 2BS
Chelsea House, 88, 599 Witan Gate, Milton Keynes, MK9 2BS
Sold Sept 2025
£230,000Chelsea House, 82, 599 Witan Gate, Milton Keynes, MK9 2BS
Sold Nov 2019
£199,950Chelsea House, 64, 599 Witan Gate, Milton Keynes, MK9 2BS
Sold Sept 2018
£245,000Chelsea House, 83, 599 Witan Gate, Milton Keynes, MK9 2BS
Sold Jul 2018
£200,000Chelsea House, 94, 599 Witan Gate, Milton Keynes, MK9 2BS
Sold Jun 2017
£269,000
Versus other Witan Gate homes
On years held, Chelsea House runs well behind the street norm.
Price per m²
£3,561
Street avg £3,670
Floor Area
66 m²
Street avg 56 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
1.8 t/year
Street avg 1.2 t/year
Similar properties nearby
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







