Opal House, Flat 17, 4 Merrivale Mews, Milton Keynes, MK9 2EL
About Opal House
Opal House is a one-bedroom semi-detached house in Milton Keynes (MK9 2EL). It has a recorded floor area of 52 m² (around 560 sq ft), construction records dating it to 2007-2011 and council tax band B. At 52 m² this is the smallest unit on EPC record across Opal House (52–70 m²). The building's EPC ratings span C to B, with this unit at the bottom. On EPC score it ranks last in the building (75 versus a best of 88). Other recorded features include a balcony. The latest certificate (August 2022) shows a C (score 75), near the top of the C band. Earlier certificates rated it B (December 2010); the latest reading is one band lower.
At 52 m² it's 18.1% smaller than the typical home in the postcode (64 m² median across 24 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 72% of similar EPCs). Last sold in February 2013, so it's been off the market for around 13 years. Today's modelled estimate of £163,000 is 16.4% above the 2013 sale price.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Open-plan layoutYes
Outside
- Communal gardenYes
- ParkingAllocated
- BalconyYes
Building
- LiftYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
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
Opal House has no planning applications on record.
But the area is active
4 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.
£140,000
Recorded with HM Land Registry.
Sales timeline
21 February 2013Most recent
£140,000
Median price across the last 5 sales in MK9 2EL: £235,000 (2022–2015).
Nearby sales in MK9 2EL
Opal House, Flat 21, 4 Merrivale Mews, Milton Keynes, MK9 2EL
Sold Aug 2022
£214,000Opal House, Flat 46, 4 Merrivale Mews, Milton Keynes, MK9 2EL
Sold Jan 2021
£250,000Opal House, Flat 14, 4 Merrivale Mews, Milton Keynes, MK9 2EL
Sold Dec 2019
£270,000Opal House, Flat 27, 4 Merrivale Mews, Milton Keynes, MK9 2EL
Sold Oct 2015
£200,000Opal House, Flat 43, 4 Merrivale Mews, Milton Keynes, MK9 2EL
Sold Feb 2015
£235,000
Versus other Merrivale Mews homes
EPC Rating for Opal House lags the street by a wide margin.
Price per m²
£2,692
Street avg £3,053
Floor Area
52 m²
Street avg 61 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
1.8 t/year
Street avg 1.1 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
13/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Central Business Exchange — bus stop.
Closest school
0.7 km
Oldbrook First School and Nursery. 31 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
53.9dB

Night-time· 23:00 – 07:00
41.1dB







