Property Data Search:

FOUR TREES, RIVER HILL, FLAMSTEAD, ST ALBANS, AL3 8BY - £930,000

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.

FOUR TREES is a very large extended detached house of 287m², built sometime between 1930 and 1949, which could now be worth an estimated £1,527,731. It was last sold for £930,000 in May 2014, which was around 66% above the average May 2014 detached price in the Dacorum local authority area. The most recent EPC inspection was June 2012, where the current energy rating was D, and the potential energy rating was C.

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FOUR TREES Sold Prices

Land registry data shows two sales for FOUR TREES since 1st January 1995. The below table shows the price paid for the two sales, along with the average detached price in the Dacorum local authority area for the corresponding sale date. Both of the two FOUR TREES 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
2014
9 MAY
£930,000£560,658
up arrow
66% above HPI
2001
5 JUL
£335,000£312,758
up arrow
7% above HPI

FOUR TREES Price Paid vs. HPI Average

The below graph shows the average detached house price in the Dacorum local authority area over time, sourced from the HPI. The two FOUR TREES sales from July 2001 and May 2014 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 July 2001 sale was for 7% above the HPI. So the extrapolation line tracks at 7% above the HPI over time, until the May 2014 sale, where it rises to 66% above the HPI. The line then continues to track at 66% above the HPI.

FOUR TREES, RIVER HILL, FLAMSTEAD, ST ALBANS, AL3 8BY: Price paid vs HM Land Registry's House Price Index

What might FOUR TREES be worth now?

FOUR TREES might now be worth an estimated £1,527,731.

This is based on house price inflation of 64.3%, between May 2014 and February 2025, for detached houses, in the Dacorum local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 64.3% inflationary increase is applied to the most recent sale price for FOUR TREES of £930,000 on 9th May 2014. For the value to have increased from £930,000 to £1,527,731 over the eleven years and three months to February 2025, the following assumptions must hold true:

  • The value of FOUR TREES has moved in line with the HPI for detached houses in the Dacorum local authority area.
  • The May 2014 sale price of £930,000 represented a fair market value for the property.
  • The size, condition, and specification of FOUR TREES has not materially changed since May 2014.
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 FOUR TREES?

FOUR TREES is 287m², which includes one extension, according to the EPC inspection conducted in June 2012. This puts it in the largest 10% of detached houses houses in Flamstead, based on EPC data. The below chart shows the distribution of detached houses houses by size in Flamstead, and where FOUR TREES lies on this distribution: 94% of detached houses houses are smaller than FOUR TREES, and 6% of houses are larger. Note that EPC data is not available for all properties in Flamstead.

FOUR TREES, RIVER HILL, FLAMSTEAD, ST ALBANS, AL3 8BY: Size of property relative to detached houses houses in Flamstead

FOUR TREES: Plot and Title Map

FOUR TREES sits on a plot of roughly 0.257 of an acre, or 1,039m². The below map shows the location of FOUR TREES, 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 FOUR TREES). 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.

FOUR TREES, RIVER HILL, FLAMSTEAD, ST ALBANS, AL3 8BY: Plot and title map

Where is FOUR TREES?

FOUR TREES is located on RIVER HILL in FLAMSTEAD, in the AL3 postcode district. The below map shows the position of FOUR TREES on RIVER HILL.

FOUR TREES, RIVER HILL, FLAMSTEAD, ST ALBANS, AL3 8BY: Location map and indicative extent of plot

All property sales on RIVER HILL

Most recent sales first:

Limited data available
2023
17 FEB
£910,000
Limited data available
2021
14 MAY
£840,000
Limited data available
2020
16 OCT
£825,000
Limited data available
2020
30 MAR
£4,400
Limited data available
2018
9 JUL
£1,600,000
Limited data available
2016
31 MAR
£225,000
Limited data available
2015
23 OCT
£860,000
Full data available
2014
9 MAY
£930,000
Full data available
2014
14 FEB
£735,000
Limited data available
2013
8 NOV
£300,000
Limited data available
2013
20 SEP
£857,000
Limited data available
2013
12 APR
£225,000
Limited data available
2009
25 SEP
£192,000
Full data available
2002
23 AUG
£530,000
Limited data available
2001
31 OCT
£440,000
Full data available
2001
5 JUL
£335,000
Limited data available
1997
23 MAY
£135,500
Full data available
1996
19 DEC
£200,000
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.