Otterham House is a Grade II listed building in the Arun local planning authority area, England. First listed on 7 November 1975. A C19 Hall of residence. 1 related planning application.

Otterham House

WRENN ID
hushed-mortar-dale
Grade
II
Local Planning Authority
Arun
Constituency
Bognor Regis and Littlehampton MP: Alison Griffiths (Con)
Country
England
Date first listed
7 November 1975
Type
Hall of residence
Address
Otterham House, 49, Upper Bognor Road, Bognor Regis, PO21 1HS
OS grid reference
SZ 939 996
Coordinates
50.78911, -0.66787
Source
Historic England listing

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

Description

Otterham House is an early 19th-century building, used as a hall of residence, situated on Upper Bognor Road. It is three storeys high and has three windows. The building is constructed of red brick and features a modillion eaves cornice. The original glazing bars are missing. A 19th-century bay window is present on the ground floor. The main entrance is a round-headed doorway with a semi-circular fanlight, sheltered by a 19th-century glass porch with a decorated gable and finial. A small east wing contains a round-headed doorway with a semi-circular fanlight and a six-panel moulded door. Otterham House is part of a group forming an architectural entity with numbers 41 to 57 (odd), 55A, numbers 65 to 71 (odd), and associated walls.

Local climate

Otterham House receives an average of 830 mm of rain a year. This makes it wetter than 53% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 85% of listed buildings.

It experiences an average of 15 freeze-thaw cycles a year, fewer than 85% of listed buildings. Of these, 7 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 — 11 transactions since 1999
  • 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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  5. Mordington Grade II 58 m
  6. Walls to East and West of Front Yard of No 43 Grade II 66 m
  7. The Shrubbery Grade II 77 m
  8. Garden Wall to South, West and North of No 53 Grade II 101 m
  9. Wall to Hotham House on North, East and West Sides Grade II 120 m
  10. Myrtle Cottage Grade II 124 m