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Get startedPrimsil is a four-bedroom detached house in Fawley, Southampton, Southampton (SO45 1EG). It has a recorded floor area of 129 m² (around 1389 sq ft) and construction records dating it to 1930-1949. The latest certificate (January 2017) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 80).
Sale prices here have outpaced Southampton HPI: 3% per year against -0.1% for the wider region. On a £-per-square-foot basis, the last sale (£324/sq ft) was about 216.6% above the typical sold price in the postcode. At 129 m² the property is well over the postcode median (62 m² across 11 EPCs), placing it in the larger end of the local stock. Most recent transfer was August 2025 at £450,000 — fresh data. One planning record on file: an extension approved in 2025. Past consents include an extension, meaningful when judging how the property has evolved.
Primsil has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Rear flat roof single-storey extension with raised decking and privacy screen
Latest sale on Primsil was the highest on Land Registry record across the postcode.
£474,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.0% per year over 8 years.
£450,000
Growth on file: 3.0% per year over 8 years.
Years Held for Primsil lags the street by a wide margin.
Price per m²
£3,488
Street avg £3,364
Floor Area
129 m²
Street avg 103 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
47.8dB

29 August 2025Most recent
£450,000
+26.8%over 8 years27 July 2017
£355,000
Median price across the last 5 sales in SO45 1EG: £335,000 (2024–2016).
Homewood Blackfield Road Fawley Southampton
Sold Mar 2024
St Annes Blackfield Road Fawley Southampton
Sold Sept 2018
Karenza Blackfield Road Fawley Southampton
Sold Jun 2018
Copper Beeches Flat 5 Blackfield Road Fawley Southampton
Sold Aug 2016
Westbourne Blackfield Road Fawley Southampton
Sold Nov 2004
CO₂ Emissions
4.5 t/year
Street avg 3.9 t/year
SO45 1BR
The Pentagon — bus stop.
Closest school
0.9 km
Blackfield Primary and Nursery School. 5 schools nearby.
Night-time· 23:00 – 07:00
39.4dB
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