Property/Postcode Data Search:

23, MOUNT STREET, ABERGAVENNY, NP7 7DT - £238,000

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.

23 MOUNT STREET is a very small extended terraced house of 68m², built sometime before 1900, which could now be worth an estimated £247,008. It was last sold for £238,000 in April 2023, which was around 8% above the average April 2023 terraced price in the Monmouthshire local authority area. The most recent EPC inspection was March 2016, where the current energy rating was C, and the potential energy rating was B.

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23 MOUNT STREET Sold Prices

Land registry data shows three sales for 23 MOUNT STREET since 1st January 1995. The below table shows the price paid for the three sales, along with the average terraced price in the Monmouthshire local authority area for the corresponding sale date. Two of the three 23 MOUNT STREET sales were for above the average price, whilst one 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
3 APR
£238,000£220,003
up arrow
8% above HPI
2017
11 JAN
£165,000£150,751
up arrow
9% above HPI
2012
11 APR
£96,000£134,542
down arrow
29% below HPI

23 MOUNT STREET Price Paid vs. HPI Average

The below graph shows the average terraced house price in the Monmouthshire local authority area over time, sourced from the HPI. The three 23 MOUNT STREET sales between April 2012 and April 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 January 2017 sale was for 9% above the HPI. So the extrapolation line tracks at 9% above the HPI over time, until the April 2023 sale, where it falls to 8% above the HPI. The line then continues to track at 8% above the HPI.

23, MOUNT STREET, ABERGAVENNY, NP7 7DT: Price paid vs HM Land Registry's House Price Index

What might 23 MOUNT STREET be worth now?

23 MOUNT STREET might now be worth an estimated £247,008.

This is based on house price inflation of 3.8%, between April 2023 and July 2025, for terraced houses, in the Monmouthshire 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 23 MOUNT STREET of £238,000 on 3rd April 2023. For the value to have increased from £238,000 to £247,008 over the one year and nine months to July 2025, the following assumptions must hold true:

  • The value of 23 MOUNT STREET has moved in line with the HPI for terraced houses in the Monmouthshire local authority area.
  • The April 2023 sale price of £238,000 represented a fair market value for the property.
  • The size, condition, and specification of 23 MOUNT STREET has not materially changed since April 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 23 MOUNT STREET?

23 MOUNT STREET is 68m², which includes two extensions, according to the EPC inspection conducted in March 2016. This puts it in the smallest 10% of terraced houses houses in Abergavenny, based on EPC data. The below chart shows the distribution of terraced houses houses by size in Abergavenny, and where 23 MOUNT STREET lies on this distribution: 4% of terraced houses houses are smaller than 23 MOUNT STREET, and 96% of houses are larger. Note that EPC data is not available for all properties in Abergavenny.

23, MOUNT STREET, ABERGAVENNY, NP7 7DT: Size of property relative to terraced houses houses in Abergavenny

23 MOUNT STREET: Plot and Title Map

23 MOUNT STREET sits on a plot of roughly 0.014 of an acre, or 57m². The below map shows the location of 23 MOUNT STREET, 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 23 MOUNT STREET). 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.

23, MOUNT STREET, ABERGAVENNY, NP7 7DT: Plot and title map

Where is 23 MOUNT STREET?

23 MOUNT STREET is located in ABERGAVENNY, in the NP7 postcode district. The below map shows the position of No. 23 on MOUNT STREET.

23, MOUNT STREET, ABERGAVENNY, NP7 7DT: Location map and indicative extent of plot

All property sales on MOUNT STREET

Most recent sales first:

Full data available
2025
19 MAY
£230,000
Full data available
2023
3 APR
£238,000
Full data available
2022
15 AUG
£345,000
Full data available
2022
14 APR
£490,000
Full data available
2021
16 JUL
£320,000
Full data available
2020
9 DEC
£300,000
Full data available
2019
26 NOV
£177,500
Limited data available
2019
15 APR
£249,100
Limited data available
2019
11 JAN
£187,000
Limited data available
2017
5 MAY
£134,300
Full data available
2017
11 JAN
£165,000
Limited data available
2016
15 JUL
£385,000
Full data available
2015
17 AUG
£127,500
Limited data available
2014
23 MAY
£125,000
Limited data available
2013
29 NOV
£150,000
Full data available
2012
11 APR
£96,000
Full data available
2011
24 JUN
£191,500
Full data available
2010
9 JAN
£232,000
Limited data available
2009
15 JUN
£168,000
Limited data available
2009
9 APR
£101,000
Limited data available
2008
30 JUN
£241,000
Full data available
2007
12 JUN
£300,000
Full data available
2007
18 MAY
£197,950
Limited data available
2007
5 JAN
£235,000
Limited data available
2006
6 OCT
£155,000
Limited data available
2005
1 JUN
£178,000
Full data available
2004
3 NOV
£200,000
Limited data available
2004
11 JUN
£120,000
Limited data available
2003
27 JUN
£127,500
Full data available
2003
17 APR
£100,000
Full data available
2002
25 APR
£92,000
Full data available
2001
6 DEC
£75,000
Limited data available
2001
27 NOV
£128,500
Limited data available
2000
17 NOV
£72,000
Full data available
2000
11 MAY
£6,500
Limited data available
2000
27 MAR
£77,000
Full data available
2000
15 FEB
£87,000
Limited data available
1999
14 SEP
£89,500
Full data available
1998
21 AUG
£25,500
Limited data available
1998
19 JUN
£46,000
Limited data available
1998
27 MAR
£66,000
Limited data available
1997
24 OCT
£71,000
Full data available
1997
6 OCT
£53,000
Full data available
1997
5 JUN
£50,000
Limited data available
1996
13 SEP
£38,300
Full data available
1996
12 APR
£35,000
Full data available
1995
10 NOV
£60,000
Limited data available
1995
6 OCT
£19,100
Full data available
1995
26 MAY
£52,000
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.