21 Adelphi Street, Campbell Park, Milton Keynes, MK9 4AE
About 21 Adelphi Street
21 Adelphi Street is a four-bedroom end-of-terrace house in Campbell Park, Milton Keynes, Milton Keynes (MK9 4AE). It has a recorded floor area of 147 m² (around 1582 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (March 2014) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since October 2013. Between certificates, hot-water efficiency went from Very Poor to Average. The recommended improvements would push it to C (score 80). The latest certificate is from March 2014, so improvements made since then won't be reflected. Other recorded features include a balcony and a self-contained annexe. The home occupies a cul-de-sac position.
At 147 m² the property is well over the postcode median (105 m² across 36 EPCs), placing it in the larger end of the local stock. 4 bedrooms is on the larger side for this postcode, where 3 is the typical count. Across 1999–2019, sale prices on this property compounded at 5.4% per year. On a £-per-square-foot basis, the last sale (£240/sq ft) was about 79.5% above the typical sold price in the postcode. Sold November 2019 for £380,000.
What this property has
Inside
- Bedrooms4
- Bathrooms1
- EnsuiteYes
Outside
- Private gardenYes
- DrivewayYes
- BalconyYes
- Cul-de-sacYes
Energy performance
21 Adelphi Street's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 03 Mar 2024
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Hot water system changed
Cavity wall insulation installed
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Planning history
21 Adelphi Street has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
21 Adelphi Street has more than doubled in price since the earliest registered sale in 1999.
£411,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 21 years.
£380,000
Growth on file: 5.4% per year over 21 years.
Sales timeline
11 November 2019Most recent
£380,000
+198.0%over 20 years26 February 1999
£127,500
Median price across the last 5 sales in MK9 4AE: £388,000 (2025–2023).
Nearby sales in MK9 4AE
71 Adelphi Street, Campbell Park, Milton Keynes, MK9 4AE
Sold Aug 2025
£388,00051 Adelphi Street, Campbell Park, Milton Keynes, MK9 4AE
Sold Apr 2025
£303,00015 Adelphi Street, Campbell Park, Milton Keynes, MK9 4AE
Sold Jun 2024
£425,00079 Adelphi Street, Campbell Park, Milton Keynes, MK9 4AE
Sold Apr 2023
£431,5001 Adelphi Street, Campbell Park, Milton Keynes, MK9 4AE
Sold Mar 2023
£372,500
Versus other Adelphi Street homes
On habitable rooms, 21 Adelphi Street stands well clear of the street.
Price per m²
£2,585
Street avg £2,196
Floor Area
147 m²
Street avg 103 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.8 t/year
Similar properties nearby
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103 Albion Place, Campbell Park
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108 Dalgin Place, Campbell Park
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106 Dalgin Place, Campbell Park
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10 Albion Place, Campbell Park
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
13/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Downs Barn Boulevard — bus stop.
Closest school
0.5 km
Downs Barn School. 29 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
55.1dB

Night-time· 23:00 – 07:00
44.8dB







