17, MILL REEN, UNDY, CALDICOT, NP26 3JP - £171,950

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.

17 MILL REEN is a very small extended semi-detached house of 64m², built sometime between 1976 and 1982, which could now be worth an estimated £303,039. It was last sold for £171,950 in May 2007, which was around 4% above the average May 2007 semi-detached price in the Monmouthshire local authority area. The most recent EPC inspection was July 2025, where the current energy rating was D, and the potential energy rating was C.

17 MILL REEN Sold Prices

Land registry data shows two sales for 17 MILL REEN since 1^st January 1995. The below table shows the price paid for the two sales, along with the average semi-detached price in the Monmouthshire local authority area for the corresponding sale date. Both of the two 17 MILL REEN sales were for above 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
2007 23 MAY	£171,950	£165,034	4% above HPI
2007 23 MAY	£171,950	£165,034	4% above HPI

What might 17 MILL REEN be worth now?

17 MILL REEN might now be worth an estimated £303,039.

This is based on house price inflation of 76.2%, between May 2007 and April 2026, for semi-detached 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 76.2% inflationary increase is applied to the most recent sale price for 17 MILL REEN of £171,950 on 23rd May 2007. For the value to have increased from £171,950 to £303,039 over the nineteen years and one month to April 2026, the following assumptions must hold true:

• The value of 17 MILL REEN has moved in line with the HPI for semi-detached houses in the Monmouthshire local authority area.
• The May 2007 sale price of £171,950 represented a fair market value for the property.
• The size, condition, and specification of 17 MILL REEN has not materially changed since May 2007.

How Large is 17 MILL REEN?

17 MILL REEN is 64m², which includes one extension, according to the EPC inspection conducted in July 2025. This puts it in the smallest 10% of semi-detached houses in Magor, based on EPC data. The below chart shows the distribution of semi-detached houses by size in Magor, and where 17 MILL REEN lies on this distribution: 9% of semi-detached houses are smaller than 17 MILL REEN, and 87% of semi-detached houses are larger. Note that EPC data is not available for all properties in Magor.

17 MILL REEN: Plot

17 MILL REEN sits on a plot of roughly 0.065 of an acre, or 262m².

Where is 17 MILL REEN?

17 MILL REEN is located in UNDY, in the NP26 postcode district.