187, MARSHALSWICK LANE, ST ALBANS, AL1 4UZ - £1,250,000

Based on the January 2025 Price Paid Data (released on 3rd March 2025), the December 2024 House Price Index (released on 19th February 2025), and the January 2025 Energy Performance of Buildings Data (released on 27th February 2025). Sources

187 MARSHALSWICK LANE is a very large extended detached house of 199m², built sometime between 1930 and 1949, which could now be worth an estimated £1,449,163. It was last sold for £1,250,000 in October 2020, which was around 16% above the average October 2020 detached price in the St Albans local authority area. The most recent EPC inspection was June 2020, where the current energy rating was C, and the potential energy rating was B.

187 MARSHALSWICK LANE Sold Prices

Land registry data shows six sales for 187 MARSHALSWICK LANE since 1^st January 1995. The below table shows the price paid for the six sales, along with the average detached price in the St Albans local authority area for the corresponding sale date. Most of the six 187 MARSHALSWICK LANE sales were for below the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

Date	Price	HPI Price	Variation from HPI
2020 20 OCT	£1,250,000	£1,073,490	16% above HPI
2019 31 JAN	£950,000	£1,004,670	5% below HPI
2005 19 DEC	£465,000	£540,700	14% below HPI
2002 12 SEP	£443,000	£463,823	4% below HPI
2000 13 SEP	£272,000	£375,199	28% below HPI
1997 20 AUG	£180,000	£234,564	23% below HPI

187 MARSHALSWICK LANE Price Paid vs. HPI Average

The below graph shows the average detached house price in the St Albans local authority area over time, sourced from the HPI. The six 187 MARSHALSWICK LANE sales between August 1997 and October 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 January 2019 sale was for 5% below the HPI. So the extrapolation line tracks at 5% below the HPI over time, until the October 2020 sale, where it rises to 16% above the HPI. The line then continues to track at 16% above the HPI.

What might 187 MARSHALSWICK LANE be worth now?

187 MARSHALSWICK LANE might now be worth an estimated £1,449,163.

This is based on house price inflation of 15.9%, between October 2020 and December 2024, for 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 15.9% inflationary increase is applied to the most recent sale price for 187 MARSHALSWICK LANE of £1,250,000 on 20th October 2020. For the value to have increased from £1,250,000 to £1,449,163 over the three years and ten months to December 2024, the following assumptions must hold true:

• The value of 187 MARSHALSWICK LANE has moved in line with the HPI for detached houses in the St Albans local authority area.
• The October 2020 sale price of £1,250,000 represented a fair market value for the property.
• The size, condition, and specification of 187 MARSHALSWICK LANE has not materially changed since October 2020.

How Large is 187 MARSHALSWICK LANE?

187 MARSHALSWICK LANE is 199m², which includes four extensions, according to the EPC inspection conducted in June 2020. This puts it in the largest 20% of detached houses houses in St Albans, based on EPC data. The below chart shows the distribution of detached houses houses by size in St Albans, and where 187 MARSHALSWICK LANE lies on this distribution: 82% of detached houses houses are smaller than 187 MARSHALSWICK LANE, and 18% of houses are larger. Note that EPC data is not available for all properties in St Albans.

187 MARSHALSWICK LANE: Plot and Title Map

187 MARSHALSWICK LANE sits on a plot of roughly 0.131 of an acre, or 530m². The below map shows the location of 187 MARSHALSWICK LANE, 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 187 MARSHALSWICK LANE). 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.

Where is 187 MARSHALSWICK LANE?

187 MARSHALSWICK LANE is located in ST. ALBANS, in the AL1 postcode district. The below map shows the position of No. 187 on MARSHALSWICK LANE.