3Y Avg Price
£640,000
4 sales
Properties
36
Sales / Year
1.6
5-year average
Avg £/sq ft
£368
£3,964/m²
Rank in NP15
11th
of 81 streets
Last Sale
£480,000
Jan 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
74 total recorded
21 Castle Oak
Detached
£480,000
Jan 2026
24 Castle Oak
Detached
£750,000
Jul 2025
32 Castle Oak
Detached
£750,000
Sept 2024
8 Castle Oak
Detached
£580,000
Feb 2024
1 Castle Oak
Detached
£450,000
Feb 2023
38 Castle Oak
Detached
£505,000
Aug 2022
36 Castle Oak
Detached
£432,500
Mar 2022
9 Castle Oak
Detached
£430,000
Dec 2021
33 Castle Oak
Detached
£450,000
Jun 2020
38 Castle Oak
Detached
£395,000
Nov 2019
Street Rankings — NP15
Streets ranked by 3-year average sale price. Showing positions 7–16 of 81.
| # | Street | 3Y Avg |
|---|---|---|
| 7 | The Oaks | £725,000 |
| 8 | The Chase | £720,000 |
| 9 | Barons Court | £670,000 |
| 10 | Twyn Square | £660,000 |
| 11 | Castle Oak | £640,000 |
| 12 | Parc Road | £632,500 |
| 13 | Castle Road | £602,500 |
| 14 | Woodside Court | £595,000 |
| 15 | Monmouth Road | £570,000 |
| 16 | Porthycarne Street | £545,000 |
Property Mix
Type
Tenure
EPC Ratings
26 of 36 properties have an EPC record
Avg floor area: 1,410 sq ft (131 m²)
District Context — NP15
NP15 covers the Monmouth area in South Wales, sitting between the Wye Valley and the broader Gwent region. It is a characterful market town destination with strong historical appeal and rural connectivity.
Average Property Price - NP15
£462,268
79
National percentile
12 month avg at 30 Sep 2026
Average Net Household Income - NP15
£40,581
61
National percentile
2023 census data
10-Year Annualised Price Growth - NP15
5.5%
96
National percentile
Estimate at 30 Sep 2026
10-Year Annualised Rent Growth - NP
5.1%
96
National percentile
Estimate at 30 Sep 2026