Monument to William and Agnes Loudon, in Churchyard to Church of St John the Baptist on South Side is a Grade II listed building in the Harrow local planning authority area, England. First listed on 25 May 1983. Monument.
Monument to William and Agnes Loudon, in Churchyard to Church of St John the Baptist on South Side
- WRENN ID
- nether-jamb-ivory
- Grade
- II
- Local Planning Authority
- Harrow
- Constituency
- Ruislip, Northwood and Pinner MP: David Simmonds (Con)
- Country
- England
- Date first listed
- 25 May 1983
- Type
- Monument
- Address
- Monument to William and Agnes Loudon, in Churchyard to Church of St John the Baptist on South Side, Church Lane
- OS grid reference
- TQ 123 896
- Coordinates
- 51.59437, -0.3788
- Source
- Historic England listing
Description
The monument to William and Agnes Loudon is located in the churchyard of the Church of St John the Baptist in Pinner, on the south side. Erected in 1843, this obelisk features arches on each side of the base and two sarcophagus ends that project at a higher level. It was created by J C Loudon, a notable landscape gardener, writer, and gardener, in memory of his parents.
Local climate
Monument to William and Agnes Loudon, in Churchyard to Church of St John the Baptist on South Side 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 93% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 91% of listed buildings.
It experiences an average of 30 freeze-thaw cycles a year, fewer than 65% of listed buildings. Of these, 13 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.
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- No EPC on record for this property
- No sale records on file
- No related consent applications matched
- 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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- 5 Monument to Joseph Leng and Others to West of All Saints Church
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