Property Data Search:

18, OAKINGTON, WELWYN GARDEN CITY, AL7 2PS - £562,000

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.

18 OAKINGTON is a very small extended detached house of 93m², built sometime between 1983 and 1990, which could now be worth an estimated £621,602. It was last sold for £562,000 in August 2018, which was around 33% below the average August 2018 detached price in the Welwyn Hatfield local authority area. The most recent EPC inspection was October 2015, where the current energy rating was D, and the potential energy rating was B.

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18 OAKINGTON Sold Prices

Land registry data shows three sales for 18 OAKINGTON since 1st January 1995. The below table shows the price paid for the three sales, along with the average detached price in the Welwyn Hatfield local authority area for the corresponding sale date. All of the three 18 OAKINGTON 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
2018
10 AUG
£562,000£841,695
down arrow
33% below HPI
2016
5 FEB
£475,000£742,686
down arrow
36% below HPI
2001
2 NOV
£250,000£343,115
down arrow
27% below HPI

18 OAKINGTON Price Paid vs. HPI Average

The below graph shows the average detached house price in the Welwyn Hatfield local authority area over time, sourced from the HPI. The three 18 OAKINGTON sales between November 2001 and August 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 February 2016 sale was for 36% below the HPI. So the extrapolation line tracks at 36% below the HPI over time, until the August 2018 sale, where it rises to 33% below the HPI. The line then continues to track at 33% below the HPI.

18, OAKINGTON, WELWYN GARDEN CITY, AL7 2PS: Price paid vs HM Land Registry's House Price Index

What might 18 OAKINGTON be worth now?

18 OAKINGTON might now be worth an estimated £621,602.

This is based on house price inflation of 10.6%, between August 2018 and March 2025, for detached houses, in the Welwyn Hatfield local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 10.6% inflationary increase is applied to the most recent sale price for 18 OAKINGTON of £562,000 on 10th August 2018. For the value to have increased from £562,000 to £621,602 over the seven years and five months to March 2025, the following assumptions must hold true:

  • The value of 18 OAKINGTON has moved in line with the HPI for detached houses in the Welwyn Hatfield local authority area.
  • The August 2018 sale price of £562,000 represented a fair market value for the property.
  • The size, condition, and specification of 18 OAKINGTON has not materially changed since August 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 18 OAKINGTON?

18 OAKINGTON is 93m², which includes one extension, according to the EPC inspection conducted in October 2015. This puts it in the smallest 20% of detached houses houses in Welwyn Garden City, based on EPC data. The below chart shows the distribution of detached houses houses by size in Welwyn Garden City, and where 18 OAKINGTON lies on this distribution: 16% of detached houses houses are smaller than 18 OAKINGTON, and 83% of houses are larger. Note that EPC data is not available for all properties in Welwyn Garden City.

18, OAKINGTON, WELWYN GARDEN CITY, AL7 2PS: Size of property relative to detached houses houses in Welwyn Garden City

18 OAKINGTON: Plot and Title Map

18 OAKINGTON sits on a plot of roughly 0.096 of an acre, or 387m². The below map shows the location of 18 OAKINGTON, 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 18 OAKINGTON). 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.

18, OAKINGTON, WELWYN GARDEN CITY, AL7 2PS: Plot and title map

Where is 18 OAKINGTON?

18 OAKINGTON is located in WELWYN GARDEN CITY, in the AL7 postcode district. The below map shows the position of No. 18 on OAKINGTON.

18, OAKINGTON, WELWYN GARDEN CITY, AL7 2PS: Location map and indicative extent of plot

All property sales on OAKINGTON

Most recent sales first:

Full data available
2025
28 MAR
£607,500
Full data available
2018
10 AUG
£562,000
Full data available
2017
28 FEB
£495,000
Full data available
2016
5 FEB
£475,000
Full data available
2015
18 DEC
£565,000
Limited data available
2014
30 MAY
£405,000
Full data available
2014
21 FEB
£485,000
Full data available
2013
5 SEP
£440,750
Limited data available
2013
19 JUL
£470,000
Limited data available
2011
21 NOV
£420,000
Full data available
2006
28 SEP
£379,950
Limited data available
2005
25 JAN
£365,000
Full data available
2004
23 APR
£324,000
Full data available
2001
2 NOV
£250,000
Full data available
2001
31 AUG
£248,000
Full data available
2001
25 MAY
£230,000
Full data available
2000
22 FEB
£250,000
Limited data available
1998
29 JUL
£187,000
Limited data available
1997
12 DEC
£149,950
Limited data available
1997
8 OCT
£163,950
Full data available
1997
30 JAN
£137,000
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.