Property Data Search:

20, ALLERTON ROAD, SOUTHPORT, PR9 9NJ - £455,000

The information on this page is based on a number of underlying datasets, most of which are updated monthly. We maintain an update schedule which explains which version of each dataset we are currently relying on.

20 ALLERTON ROAD is a very large detached house of 358m², built sometime between 1900 and 1929, which could now be worth an estimated £619,816. It was last sold for £455,000 in June 2019, which was around 63% above the average June 2019 detached price in the Sefton local authority area. The most recent EPC inspection was June 2016, where the current energy rating was E, and the potential energy rating was C.

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20 ALLERTON ROAD Sold Prices

Land registry data shows three sales for 20 ALLERTON ROAD since 1st January 1995. The below table shows the price paid for the three sales, along with the average detached price in the Sefton local authority area for the corresponding sale date. All of the three 20 ALLERTON ROAD sales were for above the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

DatePriceHPI PriceVariation from HPI
2019
27 JUN
£455,000£279,684
up arrow
63% above HPI
2000
9 OCT
£240,000£110,222
up arrow
118% above HPI
1997
9 MAY
£160,000£89,798
up arrow
78% above HPI

20 ALLERTON ROAD Price Paid vs. HPI Average

The below graph shows the average detached house price in the Sefton local authority area over time, sourced from the HPI. The three 20 ALLERTON ROAD sales between May 1997 and June 2019 have been plotted on the graph. A line has been extrapolated to show what the value of the property might have been over time, following each sale, had it maintained the same margin above or below the HPI (as a percentage). For example, the October 2000 sale was for 118% above the HPI. So the extrapolation line tracks at 118% above the HPI over time, until the June 2019 sale, where it falls to 63% above the HPI. The line then continues to track at 63% above the HPI.

20, ALLERTON ROAD, SOUTHPORT, PR9 9NJ: Price paid vs HM Land Registry's House Price Index

What might 20 ALLERTON ROAD be worth now?

20 ALLERTON ROAD might now be worth an estimated £619,816.

This is based on house price inflation of 36.2%, between June 2019 and February 2025, for detached houses, in the Sefton local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 36.2% inflationary increase is applied to the most recent sale price for 20 ALLERTON ROAD of £455,000 on 27th June 2019. For the value to have increased from £455,000 to £619,816 over the six years and four months to February 2025, the following assumptions must hold true:

  • The value of 20 ALLERTON ROAD has moved in line with the HPI for detached houses in the Sefton local authority area.
  • The June 2019 sale price of £455,000 represented a fair market value for the property.
  • The size, condition, and specification of 20 ALLERTON ROAD has not materially changed since June 2019.
Disclaimer: Please note that this is a theoretical estimate based on assumptions which may or may not be correct. It should not be relied on for any purpose.

How Large is 20 ALLERTON ROAD?

20 ALLERTON ROAD is 358m² according to the EPC inspection conducted in June 2016. This puts it in the largest 10% of detached houses houses in Southport, based on EPC data. The below chart shows the distribution of detached houses houses by size in Southport, and where 20 ALLERTON ROAD lies on this distribution: 97% of detached houses houses are smaller than 20 ALLERTON ROAD, and 3% of houses are larger. Note that EPC data is not available for all properties in Southport.

20, ALLERTON ROAD, SOUTHPORT, PR9 9NJ: Size of property relative to detached houses houses in Southport

20 ALLERTON ROAD: Plot and Title Map

20 ALLERTON ROAD sits on a plot of roughly 0.265 of an acre, or 1,071m². The below map shows the location of 20 ALLERTON ROAD, an approximate outline of the building(s), and the indicative extent of the property. The plot extent is a Land Registry INSPIRE Index Polygon, and it is important to note that a title may include more than one polygon, whereas only one polygon is shown on the map (the polygon which intersects with the position of 20 ALLERTON ROAD). The full extent of the land contained in any registered title can only be identified from the individual title plan. The maps on this page should not be relied upon to establish the extent of a title.

20, ALLERTON ROAD, SOUTHPORT, PR9 9NJ: Plot and title map

Where is 20 ALLERTON ROAD?

20 ALLERTON ROAD is located in SOUTHPORT, in the PR9 postcode district. The below map shows the position of No. 20 on ALLERTON ROAD.

20, ALLERTON ROAD, SOUTHPORT, PR9 9NJ: Location map and indicative extent of plot

All property sales on ALLERTON ROAD

Most recent sales first:

Limited data available
2024
28 OCT
£375,000
Full data available
2024
15 FEB
£520,000
Full data available
2019
27 JUN
£455,000
Full data available
2018
17 AUG
£450,000
Full data available
2017
11 OCT
£340,000
Limited data available
2017
3 OCT
£432,000
Limited data available
2015
27 NOV
£300,000
Full data available
2015
31 JUL
£440,000
Limited data available
2014
17 SEP
£360,000
Limited data available
2007
28 AUG
£275,000
Full data available
2007
9 AUG
£537,950
Limited data available
2005
23 JUN
£460,000
Full data available
2005
26 APR
£431,000
Limited data available
2002
10 JUL
£340,000
Limited data available
2001
5 APR
£276,500
Full data available
2000
9 OCT
£240,000
Limited data available
2000
18 MAY
£92,000
Limited data available
1999
10 MAR
£185,000
Limited data available
1997
2 JUL
£195,000
Full data available
1997
9 MAY
£160,000
Limited data available
1996
20 SEP
£117,500
Full data available
1996
30 AUG
£143,000
Limited data available
1995
29 JUN
£184,000
Source: HM Land Registry Price Paid Data
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Source: HM Land Registry UK House Price Index
Licence: Contains HM Land Registry data © Crown copyright and database right 2025. This data is licensed under the Open Government Licence v3.0.
Copyright statement: This information is subject to Crown copyright and database rights 2025 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2025 Ordnance Survey 100026316. Conditions of use.