31 St. Mary's Street is a Grade II listed building in the Monmouthshire local planning authority area, Wales. First listed on 10 August 2005. House.

31 St. Mary's Street

WRENN ID
shadowed-casement-lake
Grade
II
Local Planning Authority
Monmouthshire
Constituency
Monmouthshire MP: Catherine Fookes (Lab)
Country
Wales
Date first listed
10 August 2005
Type
House
Address
31 St. Mary's Street, Monmouth, NP25 3DD
OS grid reference
SO 509 128
Coordinates
51.81208, -2.71283
Source
Cadw listing

Also on this page: sale history · EPC · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

31 St. Mary's Street is a three-storey building with a rendered and painted front, topped by a Welsh slate roof and featuring red brick stacks. It has a double depth plan and one window on each floor. The panelled doors include an architrave and hood for No. 27, while No. 29 has a broken pediment. The ground floor windows are 6 over 6 pane sashes, except for No. 33, which has 2 over 2 panes. The first floor has 3 over 6 pane windows, and the upper floor features 3 over 3 panes. The roof has a fairly low pitch with a hip over No. 27. There is a tall brick stack with a moulded cap on the ridge between Nos. 27 and 29, and a more massive stack between Nos. 31 and 33. The rear elevation has not been seen, and the interior was not observed during the resurvey.

Local climate

31 St. Mary's Street receives an average of 820 mm of rain a year. This makes it wetter than 52% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 57% of listed buildings.

It experiences an average of 42 freeze-thaw cycles a year, more than 80% of listed buildings. Of these, 19 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • Full EPC report — heating system, energy costs, size, glazing, construction etc.
  • Sale history — 3 transactions since 2014
  • No related consent applications matched
  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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Nearby listed buildings

  1. 29 St. Mary's Street Grade II 4 m
  2. 33 St. Mary's Street Grade II 4 m
  3. 27 St. Mary's Street Grade II 8 m
  4. House including attached railings Grade II 9 m
  5. 37 St. Mary's Street Grade II 14 m
  6. 25A St. Mary's Street Grade II 14 m
  7. 25 St. Mary's Street Grade II 19 m
  8. 32 St. Mary's Street Grade II 19 m
  9. 34 St. Mary's Street Grade II 20 m
  10. 30 St. Mary's Street Grade II 20 m