Property Data Search:

2, UPPER GREEN, TEWIN, WELWYN, AL6 0LY - £1,700,000

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.

2 UPPER GREEN is a very large extended detached house of 384m², built sometime from 2007 onwards, which could now be worth an estimated £2,611,877. It was last sold for £1,700,000 in May 2014, which was around 203% above the average May 2014 detached price in the East Hertfordshire local authority area. The most recent EPC inspection was February 2013, where the current energy rating was C, and the potential energy rating was B.

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2 UPPER GREEN Sold Prices

Land registry data shows two sales for 2 UPPER GREEN since 1st January 1995. The below table shows the price paid for the two sales, along with the average detached price in the East Hertfordshire local authority area for the corresponding sale date. Both of the two 2 UPPER GREEN 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
23 MAY
£1,700,000£561,346
up arrow
203% above HPI
2006
23 NOV
£1,075,000£462,967
up arrow
132% above HPI

2 UPPER GREEN Price Paid vs. HPI Average

The below graph shows the average detached house price in the East Hertfordshire local authority area over time, sourced from the HPI. The two 2 UPPER GREEN sales from November 2006 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 November 2006 sale was for 132% above the HPI. So the extrapolation line tracks at 132% above the HPI over time, until the May 2014 sale, where it rises to 203% above the HPI. The line then continues to track at 203% above the HPI.

2, UPPER GREEN, TEWIN, WELWYN, AL6 0LY: Price paid vs HM Land Registry's House Price Index

What might 2 UPPER GREEN be worth now?

2 UPPER GREEN might now be worth an estimated £2,611,877.

This is based on house price inflation of 53.6%, between May 2014 and June 2025, for detached houses, in the East Hertfordshire local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 53.6% inflationary increase is applied to the most recent sale price for 2 UPPER GREEN of £1,700,000 on 23rd May 2014. For the value to have increased from £1,700,000 to £2,611,877 over the ten years and eleven months to June 2025, the following assumptions must hold true:

  • The value of 2 UPPER GREEN has moved in line with the HPI for detached houses in the East Hertfordshire local authority area.
  • The May 2014 sale price of £1,700,000 represented a fair market value for the property.
  • The size, condition, and specification of 2 UPPER GREEN 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 2 UPPER GREEN?

2 UPPER GREEN is 384m², which includes three extensions, according to the EPC inspection conducted in February 2013. This puts it in the largest 10% of detached houses houses in Tewin, based on EPC data. The below chart shows the distribution of detached houses houses by size in Tewin, and where 2 UPPER GREEN lies on this distribution: More than 99% of detached houses houses are smaller than 2 UPPER GREEN, and less than 1% of houses are larger. Note that EPC data is not available for all properties in Tewin.

2, UPPER GREEN, TEWIN, WELWYN, AL6 0LY: Size of property relative to detached houses houses in Tewin

2 UPPER GREEN: Plot and Title Map

2 UPPER GREEN sits on a plot of roughly 0.829 of an acre, or 3,356m². The below map shows the location of 2 UPPER GREEN, 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 2 UPPER GREEN). 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.

2, UPPER GREEN, TEWIN, WELWYN, AL6 0LY: Plot and title map

Where is 2 UPPER GREEN?

2 UPPER GREEN is located in TEWIN, in the AL6 postcode district. The below map shows the position of No. 2 on UPPER GREEN.

2, UPPER GREEN, TEWIN, WELWYN, AL6 0LY: Location map and indicative extent of plot

All property sales on UPPER GREEN

Most recent sales first:

Limited data available
2023
24 NOV
£2,125,000
Limited data available
2023
24 NOV
£2,125,000
Limited data available
2018
30 NOV
£1,250,000
Limited data available
2015
12 JUN
£820,000
Full data available
2014
23 MAY
£1,700,000
Limited data available
2013
8 MAR
£440,000
Full data available
2006
23 NOV
£1,075,000
Limited data available
2003
16 APR
£443,000
Limited data available
2000
19 JUN
£100,000
Limited data available
2000
18 FEB
£165,000
Limited data available
1997
29 MAY
£150,000
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.