21a, Lanercost Crescent, Monkston, Milton Keynes, MK10 9EA
About 21a
21a is a three-bedroom semi-detached house in Monkston, Milton Keynes, Milton Keynes (MK10 9EA). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 2003-2006 and council tax band B. The latest certificate (December 2024) shows a C (score 71). The rating has held steady at C across 2 certificates since December 2014. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Good to Average. The recommended improvements would push it to B (score 89).
One planning record on file: an extension approved in 2014. Past consents include an extension, meaningful when judging how the property has evolved. Across 2004–2015, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £340,000 is 36% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£337/sq ft) was about 234.9% above the typical sold price in the postcode. Last sold in June 2015, so it's been off the market for around 11 years.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- CloakroomYes
Outside
- Private gardenYes
- GarageSingle
Building
- RefurbishedYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
More low energy lighting installed
Planning history
21a has an approved single-storey rear extension on the planning record.
- Aug 2014ExtensionTreesIn report
Extension: Single storey · Rear of property
Prior notification for a proposed single storey rear extension measuring 3.5 metres from the rear wall of the existing dwelling with a maximum ridge height of 3.6 metres and maximum eaves height of 2.5 metres
- Reference
- 14/01591/FUL
What's in 21a, Lanercost Crescent, Monkston, Milton Keynes, MK10 9EA's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21a valuation sits well clear of the typical sold price in this postcode.
£340,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 11 years.
£250,000
Growth on file: 5.9% per year over 11 years.
Sales timeline
25 June 2015Most recent
£250,000
+85.2%over 10 years27 September 2004
£135,000
Median price across the last 5 sales in MK10 9EA: £307,500 (2025–2017).
Nearby sales in MK10 9EA
33 Lanercost Crescent, Monkston, Milton Keynes, MK10 9EA
Sold Jun 2025
£81,1005 Lanercost Crescent, Monkston, Milton Keynes, MK10 9EA
Sold Nov 2024
£380,00031 Lanercost Crescent, Monkston, Milton Keynes, MK10 9EA
Sold Jan 2023
£97,5007 Lanercost Crescent, Monkston, Milton Keynes, MK10 9EA
Sold Jun 2021
£345,00023 Lanercost Crescent, Monkston, Milton Keynes, MK10 9EA
Sold May 2014
£56,250
Versus other Lanercost Crescent homes
Price per m² for 21a runs comfortably ahead of the street norm.
Price per m²
£3,623
Street avg £1,962
Floor Area
69 m²
Street avg 65 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.5 t/year
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Brinklow Roundabout North — bus stop.
Closest school
0.2 km
Monkston Primary School. 19 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
57.0dB

Night-time· 23:00 – 07:00
47.3dB







