Mill House is a Grade II listed building in the North Hertfordshire local planning authority area, England. First listed on 17 June 1974. A C18 House. 1 related planning application.

Mill House

WRENN ID
fallen-stone-sepia
Grade
II
Local Planning Authority
North Hertfordshire
Constituency
Hitchin MP: Alistair Strathern (Lab)
Country
England
Date first listed
17 June 1974
Type
House
Address
Mill House, SG4 0NF
OS grid reference
TL 204 294
Coordinates
51.95035, -0.24943
Source
Historic England listing

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

Description

Mill House is a 18th century building that has been altered in the 19th century. It features chequered red and grey brick with a Welsh slated roof that has 19th century bargeboards. The house is two storeys tall with end attics and has floor bands. There are two flush sash windows with glazing bars located under outer flat arches. All listed buildings in Purwell form a group.

Local climate

Mill House 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 79% of listed buildings.

It experiences an average of 35 freeze-thaw cycles a year, more 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

Sign in or create a free account to unlock:

  • No EPC on record for this property
  • No sale records on file
  • 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
Create free account

Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.

Similar buildings

The closest matches to this building from all 493,000 UK listed buildings, by architecture, period and materials.

Nearby listed buildings

  1. Purwell Mill Grade II 10 m
  2. Mill Cottage at Purwell Farm Grade II 16 m
  3. Walsworth House Grade II 846 m
  4. The Grange Grade II 1.1 km
  5. 91, Woolgrove Road Grade II 1.1 km
  6. The Manor House Grade II* 1.2 km
  7. Long Close Grade II 1.2 km
  8. Box Tree Cottage Grade II 1.2 km
  9. 1 Post Office Row Grade II 1.3 km
  10. Manor Cottages Grade II 1.3 km