Property Data Search:

9, WILLOWSIDE, LONDON COLNEY, ST ALBANS, AL2 1DP - £778,000

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.

9 WILLOWSIDE is a large extended semi-detached house of 146m², built sometime between 1967 and 1975, which could now be worth an estimated £890,184. It was last sold for £778,000 in September 2018, which was around 21% above the average September 2018 semi-detached price in the St Albans local authority area. The most recent EPC inspection was November 2017, where the current energy rating was E, and the potential energy rating was C.

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9 WILLOWSIDE Sold Prices

Land registry data shows two sales for 9 WILLOWSIDE since 1st January 1995. The below table shows the price paid for the two sales, along with the average semi-detached price in the St Albans local authority area for the corresponding sale date. Both of the two 9 WILLOWSIDE 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
2018
24 SEP
£778,000£641,382
up arrow
21% above HPI
2000
14 JAN
£205,000£190,367
up arrow
8% above HPI

9 WILLOWSIDE Price Paid vs. HPI Average

The below graph shows the average semi-detached house price in the St Albans local authority area over time, sourced from the HPI. The two 9 WILLOWSIDE sales from January 2000 and September 2018 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 January 2000 sale was for 8% above the HPI. So the extrapolation line tracks at 8% above the HPI over time, until the September 2018 sale, where it rises to 21% above the HPI. The line then continues to track at 21% above the HPI.

9, WILLOWSIDE, LONDON COLNEY, ST ALBANS, AL2 1DP: Price paid vs HM Land Registry's House Price Index

What might 9 WILLOWSIDE be worth now?

9 WILLOWSIDE might now be worth an estimated £890,184.

This is based on house price inflation of 14.4%, between September 2018 and June 2025, for semi-detached houses, in the St Albans local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 14.4% inflationary increase is applied to the most recent sale price for 9 WILLOWSIDE of £778,000 on 24th September 2018. For the value to have increased from £778,000 to £890,184 over the seven years and three months to June 2025, the following assumptions must hold true:

  • The value of 9 WILLOWSIDE has moved in line with the HPI for semi-detached houses in the St Albans local authority area.
  • The September 2018 sale price of £778,000 represented a fair market value for the property.
  • The size, condition, and specification of 9 WILLOWSIDE has not materially changed since September 2018.
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 9 WILLOWSIDE?

9 WILLOWSIDE is 146m², which includes two extensions, according to the EPC inspection conducted in November 2017. This puts it in the largest 40% of semi-detached houses houses in London Colney, based on EPC data. The below chart shows the distribution of semi-detached houses houses by size in London Colney, and where 9 WILLOWSIDE lies on this distribution: 69% of semi-detached houses houses are smaller than 9 WILLOWSIDE, and 31% of houses are larger. Note that EPC data is not available for all properties in London Colney.

9, WILLOWSIDE, LONDON COLNEY, ST ALBANS, AL2 1DP: Size of property relative to semi-detached houses houses in London Colney

9 WILLOWSIDE: Plot and Title Map

9 WILLOWSIDE sits on a plot of roughly 0.142 of an acre, or 576m². The below map shows the location of 9 WILLOWSIDE, 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 9 WILLOWSIDE). 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.

9, WILLOWSIDE, LONDON COLNEY, ST ALBANS, AL2 1DP: Plot and title map

Where is 9 WILLOWSIDE?

9 WILLOWSIDE is located in LONDON COLNEY, in the AL2 postcode district. The below map shows the position of No. 9 on WILLOWSIDE.

9, WILLOWSIDE, LONDON COLNEY, ST ALBANS, AL2 1DP: Location map and indicative extent of plot

All property sales on WILLOWSIDE

Most recent sales first:

Full data available
2024
6 SEP
£712,000
Limited data available
2023
24 JUL
£590,000
Limited data available
2022
31 JAN
£615,000
Full data available
2020
18 DEC
£640,000
Full data available
2018
24 SEP
£778,000
Full data available
2015
15 SEP
£560,000
Limited data available
2015
12 AUG
£500,000
Full data available
2015
6 MAY
£376,000
Full data available
2010
10 SEP
£261,500
Full data available
2005
12 MAY
£375,000
Full data available
2003
10 JUL
£235,000
Full data available
2000
14 JAN
£205,000
Full data available
1999
23 APR
£126,000
Limited data available
1997
29 AUG
£147,000
Full data available
1997
16 MAY
£107,000
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.