Flat, 451 Millbrook Road West, Southampton, SO15 0HX
About Flat
Flat is a mid-terrace house in Southampton (SO15 0HX). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (December 2021) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in April 2016 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 74).
Today's modelled estimate of £155,000 is 46.6% below the 2025 sale of £290,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£396/sq ft) was about 161.1% above the typical sold price in the postcode. Most recent transfer was May 2025 at £290,000 — fresh data. At 68 m² it's 28.3% larger than the typical home in the postcode (53 m² median across 26 EPCs). 2 planning records sit against the property, 2 approved, 0 refused.
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
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Planning history
2 applications on record at Flat, 451 Millbrook Road West, Southampton, SO15 0HX
- Mar 2018AdvertisingOutcome in report
Installation of 1 x externally illuminated fascia sign and 1 x internally illuminated projecting sign (submitted in conjunction with 18/00194/FUL).
- Documents
- 7 docs on file
- Reference
- 18/00195/ADV
- More recent applications — locked
- RenovationMar 2018Decision
Unlock Flat, 451 Millbrook Road West, Southampton, SO15 0HX's full planning history
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- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 13 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on Flat was the highest on Land Registry record across the postcode.
£155,000
Modelled from EPC, postcode comparables.
£290,000
Recorded with HM Land Registry.
Sales timeline
6 May 2025Most recent
£290,000
Median price across the last 5 sales in SO15 0HX: £124,950 (2024–2018).
Nearby sales in SO15 0HX
447 Millbrook Road West, Southampton, SO15 0HX
Sold Oct 2024
£125,000439 Millbrook Road West, Southampton, SO15 0HX
Sold Apr 2024
£100,000439a, Millbrook Road West, Southampton, SO15 0HX
Sold Jun 2022
£124,950449a, Millbrook Road West, Southampton, SO15 0HX
Sold Apr 2018
£102,500429b, Millbrook Road West, Southampton, SO15 0HX
Sold Oct 2016
£98,000
Versus other Millbrook Road West homes
On price per m², Flat stands well clear of the street.
Price per m²
£4,265
Street avg £1,791
Floor Area
68 m²
Street avg 61 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.6 t/year
Street avg 2.9 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
King Georges Avenue — bus stop.
Closest school
0.5 km
Tanners Brook Primary School. 28 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
51.9dB

Night-time· 23:00 – 07:00
44.6dB







