Property/Postcode Data Search:

12, Y DERI, SKETTY, SWANSEA, SA2 8ET - £279,000

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.

12 Y DERI is a very small terraced house of 38m², which could now be worth an estimated £404,974. It was last sold for £279,000 in June 2020, which was around 136% above the average June 2020 terraced price in the Swansea local authority area. The most recent EPC inspection was November 2011, where the current energy rating was B, and the potential energy rating was B.

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12 Y DERI Sold Prices

Land registry data shows two sales for 12 Y DERI since 1st January 1995. The below table shows the price paid for the two sales, along with the average terraced price in the Swansea local authority area for the corresponding sale date. Both of the two 12 Y DERI 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
2020
29 JUN
£279,000£118,305
up arrow
136% above HPI
2012
24 AUG
£295,000£100,976
up arrow
192% above HPI

12 Y DERI Price Paid vs. HPI Average

The below graph shows the average terraced house price in the Swansea local authority area over time, sourced from the HPI. The two 12 Y DERI sales from August 2012 and June 2020 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 August 2012 sale was for 192% above the HPI. So the extrapolation line tracks at 192% above the HPI over time, until the June 2020 sale, where it falls to 136% above the HPI. The line then continues to track at 136% above the HPI.

12, Y DERI, SKETTY, SWANSEA, SA2 8ET: Price paid vs HM Land Registry's House Price Index

What might 12 Y DERI be worth now?

12 Y DERI might now be worth an estimated £404,974.

This is based on house price inflation of 45.2%, between June 2020 and July 2025, for terraced houses, in the Swansea local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 45.2% inflationary increase is applied to the most recent sale price for 12 Y DERI of £279,000 on 29th June 2020. For the value to have increased from £279,000 to £404,974 over the four years and eleven months to July 2025, the following assumptions must hold true:

  • The value of 12 Y DERI has moved in line with the HPI for terraced houses in the Swansea local authority area.
  • The June 2020 sale price of £279,000 represented a fair market value for the property.
  • The size, condition, and specification of 12 Y DERI has not materially changed since June 2020.
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 12 Y DERI?

12 Y DERI is 38m² according to the EPC inspection conducted in November 2011. This puts it in the smallest 10% of terraced houses houses in Swansea, based on EPC data. The below chart shows the distribution of terraced houses houses by size in Swansea, and where 12 Y DERI lies on this distribution: Less than 1% of terraced houses houses are smaller than 12 Y DERI, and more than 99% of houses are larger. Note that EPC data is not available for all properties in Swansea.

12, Y DERI, SKETTY, SWANSEA, SA2 8ET: Size of property relative to terraced houses houses in Swansea

12 Y DERI: Plot and Title Map

12 Y DERI sits on a plot of roughly 0.026 of an acre, or 104m². The below map shows the location of 12 Y DERI, 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 12 Y DERI). 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.

12, Y DERI, SKETTY, SWANSEA, SA2 8ET: Plot and title map

Where is 12 Y DERI?

12 Y DERI is located in SKETTY, in the SA2 postcode district. The below map shows the position of No. 12 on Y DERI.

12, Y DERI, SKETTY, SWANSEA, SA2 8ET: Location map and indicative extent of plot

All property sales on Y DERI

Most recent sales first:

Limited data available
2024
15 JAN
£527,500
Full data available
2023
15 SEP
£545,000
Limited data available
2022
29 SEP
£360,000
Full data available
2021
28 JUL
£447,500
Full data available
2020
29 JUN
£279,000
Full data available
2020
7 MAY
£253,000
Full data available
2016
30 MAR
£415,000
Full data available
2015
9 NOV
£420,000
Full data available
2013
4 OCT
£375,000
Limited data available
2013
11 SEP
£415,000
Full data available
2013
28 JUN
£426,995
Full data available
2013
28 JUN
£429,995
Limited data available
2013
28 JUN
£440,000
Full data available
2013
25 JAN
£449,995
Limited data available
2012
1 NOV
£232,500
Full data available
2012
29 AUG
£278,000
Full data available
2012
24 AUG
£295,000
Limited data available
2012
22 JUN
£410,000
Limited data available
2011
13 DEC
£290,995
Limited data available
2011
13 DEC
£305,000
Limited data available
2011
9 DEC
£189,995
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.
Source: Energy Performance of Buildings Data: England and Wales
Licence: Ordnance Survey and Royal Mail Copyright and Database Right Notice.
Licence: Open Government Licence v3.0.
Source: INSPIRE Polygons
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.
Licence: Open Government Licence v3.0.