9, Sun Street is a Grade II listed building in the North Hertfordshire local planning authority area, England. First listed on 17 June 1974. House.

9, Sun Street

WRENN ID
worn-buttress-wren
Grade
II
Local Planning Authority
North Hertfordshire
Constituency
Hitchin MP: Alistair Strathern (Lab)
Country
England
Date first listed
17 June 1974
Type
House
Address
9, Sun Street, SG5 1AE
OS grid reference
TL 184 289
Coordinates
51.9462, -0.27863
Source
Historic England listing

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

Description

Number 9 Sun Street is a 18th-century building that has undergone later alterations. It is constructed of plain coloured brick with red brick dressings and features a Welsh slated roof. The building has two storeys and attics, with two box dormers. There is an altered 19th-century shop window on the ground floor and four flush 19th-century sash windows on the first floor. Numbers 4 to 11 Sun Street form a group.

Local climate

9, Sun Street sits in a drier-than-average part of the UK, with an average of 720 mm of rain a year. This makes it drier than 82% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 76% of listed buildings.

It experiences an average of 35 freeze-thaw cycles a year, more 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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  • No EPC on record for this property
  • No sale records on file
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  • 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. 8, Sun Street Grade II 8 m
  2. 7, Sun Street Grade II 17 m
  3. 18, Sun Street Grade II 17 m
  4. 16 and 17, Sun Street Grade II 18 m
  5. 10 and 11, Sun Street Grade II 19 m
  6. 19 and 20, Sun Street Grade II 19 m
  7. 6, Sun Street Grade II 26 m
  8. 15, Sun Street Grade II 31 m
  9. 5, Sun Street Grade II 35 m
  10. 13 and 14, Sun Street Grade II 36 m