12 and 12a, St Nicholas Street is a Grade II listed building in the South Norfolk local planning authority area, England. First listed on 8 June 1972. Commercial building. 1 related planning application.
12 and 12a, St Nicholas Street
- WRENN ID
- small-arch-hawk
- Grade
- II
- Local Planning Authority
- South Norfolk
- Constituency
- Waveney Valley MP: Adrian Ramsay (Green)
- Country
- England
- Date first listed
- 8 June 1972
- Type
- Commercial building
- Address
- 12 and 12a, St Nicholas Street, Diss, IP22 4LB
- OS grid reference
- TM 115 800
- Coordinates
- 52.37754, 1.10683
- Source
- Historic England listing
Description
Nos 12 and 12A on St Nicholas Street are 17th-century buildings that have been altered. They are two stories high and feature three windows. The first floor has mock timber framing, and the roofs are covered with pantiles. There are red brick chimneys with drip bands and capping. The flush frame sash windows now only have central glazing bars. The ground floor has an ornamental 19th-century shop front with a wooden case. Inside, there are hewn beams. Above No 12A, there is a flat. Nos 11 to 14B nearby form a group.
Local climate
12 and 12a, St Nicholas Street 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 — 1 transaction since 2024
- Related listed building consents — 1 application
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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