HM Land Registry records the plot of land for 34, Monnow Keep, Monmouth as measuring 105 m².

That makes it the 10th largest plot in the postcode, where 17 of the 19 other houses have recorded plot data.

34, Monnow Keep, Monmouth has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 22 Mar 2018.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 34, Monnow Keep, Monmouth completed on 16th October 2020 at £210,000 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold twice.

Values of comparable properties have dropped by 6.2% over the period since October 2020.

• Sold Oct 2020£210,000
• Sold Sep 2006£237,500

Since 2015 98 properties similar to 34, Monnow Keep, Monmouth have sold within a radius of 830 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 19th December 2025, was 14, Glendower Street, Monmouth, NP25 3DG, a freehold house which sold for £258,000.

Read more about house prices in NP25.

• Sold Dec 2025£258,000 | 3 Bed House14, Glendower Street, Monmouth, NP25 3DG14, Glendower Street, Monmouth, NP25 3DG
• Sold Nov 2025£325,000 | 3 Bed House22, Rolls Avenue, Monmouth, NP25 5AY22, Rolls Avenue, Monmouth, NP25 5AY
• Sold Jul 2025£363,000 | 3 Bed House35, St. Thomas Road, Monmouth, NP25 5SB35, St. Thomas Road, Monmouth, NP25 5SB
• Sold Jul 2025£215,000 | 3 Bed House24, Rockfield Road, Monmouth, NP25 5BA24, Rockfield Road, Monmouth, NP25 5BA
• Sold Jun 2025£320,000 | 3 Bed House2, Monnow Keep, Monmouth, NP25 3EX2, Monnow Keep, Monmouth, NP25 3EX
• Sold Apr 2025£246,000 | 3 Bed House26, Elstob Way, Monmouth, NP25 5ET26, Elstob Way, Monmouth, NP25 5ET
• Sold Aug 2024£280,000 | 3 Bed House15, Elstob Way, Monmouth, NP25 5ET15, Elstob Way, Monmouth, NP25 5ET
• Sold Nov 2023£365,000 | 3 Bed House10, Monnow Keep, Monmouth, NP25 3EX10, Monnow Keep, Monmouth, NP25 3EX
• Sold Sep 2022£325,000 | 3 Bed House18, Monnow Street, Monmouth, NP25 3EE18, Monnow Street, Monmouth, NP25 3EE
• Sold Sep 2022£280,000 | 3 Bed House38, Monnow Keep, Monmouth, NP25 3EX38, Monnow Keep, Monmouth, NP25 3EX
• Sold Aug 2022£310,000 | 3 Bed House6 The Burgage, Old Dixton Road, Monmouth, NP25 3DJ6 The Burgage, Old Dixton Road, Monmouth, NP25 3DJ
• Sold Feb 2022£284,000 | 3 Bed House8, Monnow Street, Monmouth, NP25 3EE8, Monnow Street, Monmouth, NP25 3EE
• Sold Jul 2021£360,000 | 3 Bed House13, Chippenhamgate Street, Monmouth, NP25 3DH13, Chippenhamgate Street, Monmouth, NP25 3DH
• Sold May 2021£235,000 | 3 Bed House35, Monnow Keep, Monmouth, NP25 3EX35, Monnow Keep, Monmouth, NP25 3EX
• Sold Oct 2020£242,000 | 3 Bed House36, Monnow Keep, Monmouth, NP25 3EX36, Monnow Keep, Monmouth, NP25 3EX
• Sold Feb 2020£330,000 | 3 Bed House11, Monnow Keep, Monmouth, NP25 3EX11, Monnow Keep, Monmouth, NP25 3EX
• Sold Oct 2019£162,500 | 4 Bed House21, Grosmont Close, Monmouth, NP25 5UF21, Grosmont Close, Monmouth, NP25 5UF
• Sold Aug 2017£240,500 | 3 Bed House42, Rockfield Road, Monmouth, NP25 5BA42, Rockfield Road, Monmouth, NP25 5BA
• Sold Sep 2015£285,000 | 3 Bed House3, Monnow Keep, Monmouth, NP25 3EX3, Monnow Keep, Monmouth, NP25 3EX
• Sold Jul 2015£229,000 | 3 Bed House44, Rockfield Road, Monmouth, NP25 5BA44, Rockfield Road, Monmouth, NP25 5BA

Of the 47 addresses on Monnow Keep, Monmouth, NP25, 34, Monnow Keep, Monmouth comes out as the 4th largest and the 9th most expensive in our analysis of the public data.

It is also £23k less expensive than the average property across the NP25 district.

• Lydney

  |

  16.8 km away
• Chepstow

  |

  19.3 km away
• Abergavenny

  |

  20.0 km away

The flood risk here is rated Very Low, based on Environment Agency data.