Property/Postcode Data Search:

19, THORNLEY AVENUE, NORTHALLERTON, DL7 8RF - £300,000

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.

19 THORNLEY AVENUE is a large extended semi-detached house of 122m², built sometime between 1950 and 1966, which could now be worth an estimated £311,363. It was last sold for £300,000 in May 2023, which was around 17% above the average May 2023 semi-detached price in the North Yorkshire local authority area. The most recent EPC inspection was September 2022, where the current energy rating was D, and the potential energy rating was C.

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19 THORNLEY AVENUE Sold Prices

Land registry data shows two sales for 19 THORNLEY AVENUE since 1st January 1995. The below table shows the price paid for the two sales, along with the average semi-detached price in the North Yorkshire local authority area for the corresponding sale date. One of the two 19 THORNLEY AVENUE sales was for above the average price, whilst the other was for below the average price. The average price is sourced from the Office for National Statistics' House Price Index (HPI).

DatePriceHPI PriceVariation from HPI
2023
16 MAY
£300,000£256,349
up arrow
17% above HPI
1995
30 JUN
£53,000£56,427
down arrow
6% below HPI

19 THORNLEY AVENUE Price Paid vs. HPI Average

The below graph shows the average semi-detached house price in the North Yorkshire local authority area over time, sourced from the HPI. The two 19 THORNLEY AVENUE sales from June 1995 and May 2023 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 June 1995 sale was for 6% below the HPI. So the extrapolation line tracks at 6% below the HPI over time, until the May 2023 sale, where it rises to 17% above the HPI. The line then continues to track at 17% above the HPI.

19, THORNLEY AVENUE, NORTHALLERTON, DL7 8RF: Price paid vs HM Land Registry's House Price Index

What might 19 THORNLEY AVENUE be worth now?

19 THORNLEY AVENUE might now be worth an estimated £311,363.

This is based on house price inflation of 3.8%, between May 2023 and July 2025, for semi-detached houses, in the North Yorkshire local authority area, as calculated by the Office for National Statistics and published in their UK House Price Index (HPI).

The 3.8% inflationary increase is applied to the most recent sale price for 19 THORNLEY AVENUE of £300,000 on 16th May 2023. For the value to have increased from £300,000 to £311,363 over the one year and ten months to July 2025, the following assumptions must hold true:

  • The value of 19 THORNLEY AVENUE has moved in line with the HPI for semi-detached houses in the North Yorkshire local authority area.
  • The May 2023 sale price of £300,000 represented a fair market value for the property.
  • The size, condition, and specification of 19 THORNLEY AVENUE has not materially changed since May 2023.
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 19 THORNLEY AVENUE?

19 THORNLEY AVENUE is 122m², which includes two extensions, according to the EPC inspection conducted in September 2022. This puts it in the largest 40% of semi-detached houses houses in Northallerton, based on EPC data. The below chart shows the distribution of semi-detached houses houses by size in Northallerton, and where 19 THORNLEY AVENUE lies on this distribution: 65% of semi-detached houses houses are smaller than 19 THORNLEY AVENUE, and 34% of houses are larger. Note that EPC data is not available for all properties in Northallerton.

19, THORNLEY AVENUE, NORTHALLERTON, DL7 8RF: Size of property relative to semi-detached houses houses in Northallerton

19 THORNLEY AVENUE: Plot and Title Map

19 THORNLEY AVENUE sits on a plot of roughly 0.111 of an acre, or 450m². The below map shows the location of 19 THORNLEY AVENUE, 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 19 THORNLEY AVENUE). 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.

19, THORNLEY AVENUE, NORTHALLERTON, DL7 8RF: Plot and title map

Where is 19 THORNLEY AVENUE?

19 THORNLEY AVENUE is located in NORTHALLERTON, in the DL7 postcode district. The below map shows the position of No. 19 on THORNLEY AVENUE.

19, THORNLEY AVENUE, NORTHALLERTON, DL7 8RF: Location map and indicative extent of plot

All property sales on THORNLEY AVENUE

Most recent sales first:

Limited data available
2023
26 JUL
£275,000
Full data available
2023
16 MAY
£300,000
Limited data available
2021
2 AUG
£217,500
Limited data available
2021
4 JUN
£165,000
Limited data available
2018
26 NOV
£205,000
Limited data available
2015
10 DEC
£180,000
Limited data available
2015
31 JUL
£169,000
Limited data available
2014
17 OCT
£200,000
Limited data available
2014
15 OCT
£170,000
Full data available
2013
16 OCT
£175,000
Limited data available
2013
24 MAY
£172,000
Limited data available
2008
1 FEB
£232,500
Limited data available
2007
12 OCT
£225,000
Full data available
2006
1 DEC
£193,000
Limited data available
2003
31 OCT
£139,000
Full data available
2002
12 JUL
£101,000
Limited data available
1997
7 JUL
£60,000
Limited data available
1996
6 DEC
£54,000
Full data available
1995
30 JUN
£53,000
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.
Source: Energy Performance of Buildings Data: England and Wales
Licence: Ordnance Survey and Royal Mail Copyright and Database Right Notice.
Licence: Open Government Licence v3.0.
Source: INSPIRE Polygons
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.
Licence: Open Government Licence v3.0.