Number 115 (The Firs) and Number 117 is a Grade II listed building in the South Cambridgeshire local planning authority area, England. First listed on 17 December 1986. House. 1 related planning application.

Number 115 (The Firs) and Number 117

WRENN ID
riven-cloister-coral
Grade
II
Local Planning Authority
South Cambridgeshire
Constituency
South Cambridgeshire MP: Pippa Heylings (LD)
Country
England
Date first listed
17 December 1986
Type
House
Address
Number 115 (The Firs) and Number 117, High Street, Sawston, CB22 3HJ
OS grid reference
TL 486 491
Coordinates
52.12028, 0.16917
Source
Historic England listing

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

Description

Number 115 (The Firs) and Number 117 is a house located on High Street in Sawston, dating from the late 17th century, with alterations made in the 19th and 20th centuries. The building is timber-framed and plastered, featuring a clay pantiled roof and an end stack on the left side. There is a large rectangular red brick ridge stack from the 17th century positioned to the right of the center, and a slated rear wing. The house is two storeys high and originally had a three-unit plan with a lobby entry. The current entrance, located in a closed porch on the right side, dates from the 20th century. The ground floor has three twelve-paned hung sash windows and a small casement window, while the first floor features four horizontal sliding sash windows. Inside, there are cased ceiling beams.

Local climate

Number 115 (The Firs) and Number 117 sits in a drier-than-average part of the UK, with an average of 700 mm of rain a year. This makes it drier than 90% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 74% of listed buildings.

It experiences an average of 33 freeze-thaw cycles a year, fewer than 55% of listed buildings. Of these, 16 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
  • Sale history — 5 transactions since 1996
  • 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
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