Chelsea House, 65, 599 Witan Gate, Milton Keynes, MK9 2BS
About Chelsea House
Chelsea House is a one-bedroom mid-terrace house in Milton Keynes (MK9 2BS). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 2007-2011 and council tax band B. The latest certificate (February 2021) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since February 2011. At 45 m² this is the 5th 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 top.
Held since January 2008 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price.
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- ParkingUnderground
Energy performance
Chelsea House's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 22 February 2031
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 £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
The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.
£175,000
Modelled from EPC, postcode comparables.
£179,950
Recorded with HM Land Registry.
Sales timeline
7 January 2008Most recent
£179,950
Median price across the last 5 sales in MK9 2BS: £230,000 (2026–2018).
Nearby sales in MK9 2BS
Chelsea House, 87, 599 Witan Gate, Milton Keynes, MK9 2BS
Sold Feb 2026
£235,000Chelsea 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
£200,000
Versus other Witan Gate homes
Chelsea House outperforms the street on years held by a wide margin.
Price per m²
£3,999
Street avg £3,660
Floor Area
45 m²
Street avg 57 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
0.8 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







