14, 18, 18A AND 19, MOUNT STREET (See details for further address information) is a Grade II listed building in the South Norfolk local planning authority area, England. First listed on 8 June 1972. Commercial, house. 6 related planning applications.

14, 18, 18A AND 19, MOUNT STREET (See details for further address information)

WRENN ID
grim-wattle-crimson
Grade
II
Local Planning Authority
South Norfolk
Constituency
Waveney Valley MP: Adrian Ramsay (Green)
Country
England
Date first listed
8 June 1972
Type
Commercial, house
Address
14, 18, 18A AND 19, MOUNT STREET (See details for further address information), Diss, IP22 4QG
OS grid reference
TM 117 801
Coordinates
52.37853, 1.10962
Source
Historic England listing

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

Description

These are eighteenth-century buildings, comprising numbers 14, 18, 18A and 19 Mount Street. They form a group with numbers 10 to 14 and numbers 18, 18A and 19, Mount Street.

The buildings are of two storeys. Numbers 14, 18 and 19 each have two windows. Numbers 14, 18 and 19 are timber-framed and rendered in plaster, with plinths. Number 14 has a door with four fielded panels set within a wooden case. Number 18 features central double doors with fielded panels also set within a wooden case with pilasters, alongside mullion and transom casement windows. Number 18A has been altered; its windows have been enlarged and are now sash windows with central glazing bars, and it has a modern door within a wooden case. Number 19 has a central six-panel door with upper glazed panels contained within a wooden case.

Local climate

14, 18, 18A AND 19, MOUNT STREET (See details for further address information) sits in one of the driest parts of the UK, with an average of 700 mm of rain a year. This makes it drier than 91% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 98% of listed buildings.

It experiences an average of 32 freeze-thaw cycles a year, fewer than 60% of listed buildings. Of these, 17 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 2002
  • Related listed building consents — 6 applications
  • 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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