18 Fairfield Square, Portsmouth, PO6 3JS
About 18 Fairfield Square
18 Fairfield Square is a semi-detached house in Portsmouth (PO6 3JS). It has a recorded floor area of 106 m² (around 1141 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (October 2016) shows a D (score 59), a step below the typical UK home. The recommended improvements would push it to C (score 78).
It hasn't traded since August 2000, a hold of 26 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. At 106 m² the property is well over the postcode median (73 m² across 20 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £258,000 sits 330% above the 2000 sale of £59,995. On a £-per-square-foot basis, the last sale (£53/sq ft) was about 69.8% below the postcode norm. 3 planning records sit against the property, 0 approved, 2 refused.
Everything you need to know about 18 Fairfield Square
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 25 October 2026
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
18 Fairfield Square has 3 separate extension applications on the council record.
3 applications on record at 18 Fairfield Square, Portsmouth, PO6 3JS
- Jul 2003ExtensionFullOutcome in report
Extension: Single storey · Rear of property
CONSTRUCTION OF FIRST FLOOR EXTENSION TO REAR ELEVATION
- Documents
- 4 docs on file
- Reference
- A*38093/AA
- More recent applications — locked
- ExtensionMar 2007Decision
- ExtensionJan 2007Decision
Unlock 18 Fairfield Square, Portsmouth, PO6 3JS's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 13 notable nearby
- The 9 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
18 Fairfield Square's modelled value sits at over four times its earliest registered sale price (2000).
£258,000
Modelled from EPC, postcode comparables.
£59,995
Recorded with HM Land Registry.
Sales timeline
10 August 2000Most recent
£59,995
Median price across the last 5 sales in PO6 3JS: £250,000 (2025–2018).
Nearby sales in PO6 3JS
11 Fairfield Square, Portsmouth, PO6 3JS
Sold Oct 2025
£250,0002 Fairfield Square, Portsmouth, PO6 3JS
Sold Mar 2022
£260,00013 Fairfield Square, Portsmouth, PO6 3JS
Sold Jul 2021
£260,0004 Fairfield Square, Portsmouth, PO6 3JS
Sold Jul 2021
£250,00023 Fairfield Square, Portsmouth, PO6 3JS
Sold Mar 2017
£180,000
Versus other Fairfield Square homes
On price per m², 18 Fairfield Square runs well behind the street norm.
Price per m²
£566
Street avg £2,365
Floor Area
106 m²
Street avg 81 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.8 t/year
Street avg 3.4 t/year
Everything you need to know about 18 Fairfield Square
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee

Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
260/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
QA Hospital Main — bus stop.
Closest school
0.3 km
Portsdown Primary School. 19 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
54.7dB

Night-time· 23:00 – 07:00
45.1dB






