1 Marine Gate Mansions, Promenade, Southport, PR9 0AU
About 1 Marine Gate Mansions
1 Marine Gate Mansions is a three-bedroom end-of-terrace house in Southport (PR9 0AU). It has a recorded floor area of 114 m² (around 1227 sq ft), construction records dating it to 2003-2006 and council tax band F. At 114 m² this is the smallest unit on EPC record across 1 Marine Gate Mansions (114–203 m²). The building's EPC ratings span D to B across 4 units on file. The latest certificate (October 2025) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since November 2013. Between certificates, lighting went from Poor to Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Average.
Untraded for 23 years, with the last transfer in June 2003. At 114 m² it's 28.3% smaller than the typical home in the postcode (159 m² median across 30 EPCs). Today's modelled estimate of £330,000 is 45.9% above the 2003 sale price.
What this property has
Inside
- Bedrooms3
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- EnsuiteYes
Outside
- ParkingAllocated
Building
- RefurbishedYes
Everything you need to know about 1 Marine Gate Mansions
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system changed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
1 Marine Gate Mansions has no planning applications on record.
But the area is active
15 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£330,000
Modelled from EPC, postcode comparables.
£226,200
Recorded with HM Land Registry.
Sales timeline
17 June 2003Most recent
£226,200
Median price across the last 5 sales in PR9 0AU: £385,000 (2025–2022).
Nearby sales in PR9 0AU
34 Marine Gate Mansions, Promenade, Southport, PR9 0AU
Sold Aug 2025
£430,00031 Marine Gate Mansions, Promenade, Southport, PR9 0AU
Sold Apr 2023
£445,00027a Marine Gate Mansions, Promenade, Southport, PR9 0AU
Sold Nov 2022
£269,00012 Marine Gate Mansions, Promenade, Southport, PR9 0AU
Sold Apr 2022
£385,00019 Marine Gate Mansions, Promenade, Southport, PR9 0AU
Sold Mar 2022
£316,600
Versus other Promenade homes
Years Held for 1 Marine Gate Mansions runs comfortably ahead of the street norm.
Price per m²
£1,984
Street avg £2,063
Floor Area
114 m²
Street avg 166 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.6 t/year
Street avg 3.7 t/year
Everything you need to know about 1 Marine Gate Mansions
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Avondale Road — bus stop.
Closest school
0.6 km
Holy Trinity Church of England Primary School, Southport. 13 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
53.2dB

Night-time· 23:00 – 07:00
42.3dB






