Property Data Search:

TREHARREN, COLROGER LANE, MULLION, HELSTON, TR12 7DJ - £300,000

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.

TREHARREN is a midsized detached house of 109m², built sometime between 1930 and 1949, which could now be worth an estimated £333,243. It was last sold for £300,000 in June 2021, which was around 24% below the average June 2021 detached price in the Cornwall local authority area. The most recent EPC inspection was February 2013, where the current energy rating was F, and the potential energy rating was C.

TREHARREN Sold Prices

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

DatePriceHPI PriceVariation from HPI
2021
23 JUN
£300,000£393,614
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24% below HPI
2017
8 AUG
£215,000£321,698
down arrow
33% below HPI
2013
16 AUG
£205,000£280,611
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27% below HPI

TREHARREN Price Paid vs. HPI Average

The below graph shows the average detached house price in the Cornwall local authority area over time, sourced from the HPI. The three TREHARREN sales between August 2013 and June 2021 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 2017 sale was for 33% below the HPI. So the extrapolation line tracks at 33% below the HPI over time, until the June 2021 sale, where it rises to 24% below the HPI. The line then continues to track at 24% below the HPI.

TREHARREN, COLROGER LANE, MULLION, HELSTON, TR12 7DJ: Price paid vs HM Land Registry's House Price Index

What might TREHARREN be worth now?

TREHARREN might now be worth an estimated £333,243.

This is based on house price inflation of 11.1%, between June 2021 and February 2025, for detached houses, in the Cornwall local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 11.1% inflationary increase is applied to the most recent sale price for TREHARREN of £300,000 on 23rd June 2021. For the value to have increased from £300,000 to £333,243 over the four years and four months to February 2025, the following assumptions must hold true:

  • The value of TREHARREN has moved in line with the HPI for detached houses in the Cornwall local authority area.
  • The June 2021 sale price of £300,000 represented a fair market value for the property.
  • The size, condition, and specification of TREHARREN has not materially changed since June 2021.
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 TREHARREN?

TREHARREN is 109m² according to the EPC inspection conducted in February 2013. This puts it in the largest 50% of detached houses houses in Mullion, based on EPC data. The below chart shows the distribution of detached houses houses by size in Mullion, and where TREHARREN lies on this distribution: 55% of detached houses houses are smaller than TREHARREN, and 43% of houses are larger. Note that EPC data is not available for all properties in Mullion.

TREHARREN, COLROGER LANE, MULLION, HELSTON, TR12 7DJ: Size of property relative to detached houses houses in Mullion

TREHARREN: Plot and Title Map

TREHARREN sits on a plot of roughly 0.103 of an acre, or 417m². The below map shows the location of TREHARREN, 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 TREHARREN). 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.

TREHARREN, COLROGER LANE, MULLION, HELSTON, TR12 7DJ: Plot and title map

Where is TREHARREN?

TREHARREN is located on COLROGER LANE in MULLION, in the TR12 postcode district. The below map shows the position of TREHARREN on COLROGER LANE.

TREHARREN, COLROGER LANE, MULLION, HELSTON, TR12 7DJ: Location map and indicative extent of plot

All property sales on COLROGER LANE

Most recent sales first:

Full data available
2021
23 JUN
£300,000
Full data available
2017
8 AUG
£215,000
Full data available
2013
16 AUG
£205,000
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.