Marion House, Flat 4, Bastins Close, Park Gate, Southampton, SO31 1DZ
About Marion House
Marion House is a two-bedroom end-of-terrace house in Park Gate, Southampton, Southampton (SO31 1DZ). It has a recorded floor area of 61 m² (around 657 sq ft), construction records dating it to 2003-2006 and council tax band B. At 61 m² this is the 8th smallest of 20 units on EPC record in Marion House, where floor areas span 35–70 m². The building's EPC ratings span C to B, with this unit at the bottom. On EPC score it ranks last in the building (79 versus a best of 85). Our model identifies extension potential, subject to local planning policy. The latest certificate (April 2026) shows a C (score 79), near the top of the C band. The rating has held steady at C across 2 certificates since May 2011. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. This certificate was lodged in the last six months, so the rating reflects current condition.
Today's modelled estimate of £195,000 is 16.1% above the 2019 sale price. Last sale on file: £168,000 in October 2019.
What this property has
Inside
- Bedrooms2
- Bathrooms2
- EnsuiteYes
Outside
- Private gardenYes
Building
- Extension potentialPossible
Energy performance
Marion House's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 25 April 2036
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
Get a survey for this property
Level 2 HomeBuyer Report
We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.
From £495 · Includes VAT
Planning history
Marion House has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Marion House's sale-price growth has lagged the wider UK trajectory across its history on file.
£195,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.2% per year over 13 years.
£168,000
Growth on file: 0.2% per year over 13 years.
Sales timeline
10 October 2019Most recent
£168,000
+0.6%over 2 years25 May 2017
£167,000
+2.5%over 10 years23 February 2007
£162,995
Median price across the last 5 sales in SO31 1DZ: £176,500 (2025–2020).
Nearby sales in SO31 1DZ
Marion House, Flat 5, Bastins Close, Park Gate, Southampton, SO31 1DZ
Sold Sept 2025
£190,000Marion House, Flat 9, Bastins Close, Park Gate, Southampton, SO31 1DZ
Sold Jan 2024
£176,500Marion House, Flat 1, Bastins Close, Park Gate, Southampton, SO31 1DZ
Sold Oct 2023
£217,000Marion House, Flat 11, Bastins Close, Park Gate, Southampton, SO31 1DZ
Sold Jun 2020
£164,000Marion House, Flat 18, Bastins Close, Park Gate, Southampton, SO31 1DZ
Sold Aug 2019
£159,000
Versus other Bastins Close homes
EPC Rating for Marion House lags the street by a wide margin.
Price per m²
£2,754
Street avg £2,692
Floor Area
61 m²
Street avg 59 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
1.2 t/year
Street avg 1.1 t/year
Similar properties nearby
Addison Court, Flat 2, Duncan Road, Park Gate
SO31 1AE
Addison Court, Flat 12, Duncan Road, Park Gate
SO31 1AE
Addison Court, Flat 6, Duncan Road, Park Gate
SO31 1AE
Addison Court, Flat 3, Duncan Road, Park Gate
SO31 1AE
Addison Court, Flat 1, Duncan Road, Park Gate
SO31 1AE
Addison Court, Flat 7, Duncan Road, Park Gate
SO31 1AE
Addison Court, Flat 9, Duncan Road, Park Gate
SO31 1AE
Addison Court, Flat 11, Duncan Road, Park Gate
SO31 1AE
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
233/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lower Duncan Road — bus stop.
Closest school
0.5 km
Park Gate Primary School. 10 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
58.8dB

Night-time· 23:00 – 07:00
50.6dB







