21, High Street South is a Grade II listed building in the Milton Keynes local planning authority area, England. First listed on 6 May 1983. Inn.

21, High Street South

WRENN ID
standing-hammer-sage
Grade
II
Local Planning Authority
Milton Keynes
Constituency
Milton Keynes North MP: Chris Curtis (Lab)
Country
England
Date first listed
6 May 1983
Type
Inn
Address
21, High Street South, Olney, MK46 4AA
OS grid reference
SP 888 511
Coordinates
52.15192, -0.70242
Source
Historic England listing

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

Description

21 High Street South is an early 19th-century building that was formerly known as the "Dolphin" Inn. It features a stucco exterior with ashlar lines and has a slate roof. The building is two storeys tall and has a six-panel door with a rectangular fanlight above it. The wooden doorcase is adorned with pilasters, consoles, and a cornice hood. To the left of the door, there is a tripartite sash window with a lintel that includes a keyblock. Above this window, there is a similar window. To the right of the entrance, there is a shop window, with another sash window located above it. This building adjoins No 1 Weston Road.

Local climate

21, High Street South sits in a drier-than-average part of the UK, with an average of 710 mm of rain a year. This makes it drier than 89% of listed buildings in the UK. Its exposure to wind-driven rain is lower than that of 87% of listed buildings.

It experiences an average of 36 freeze-thaw cycles a year, more than 60% 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
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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. 1, Weston Road Grade II 13 m
  2. 13, High Street South Grade II 18 m
  3. Olney Wine Bar and Cross Keys House Grade II* 32 m
  4. 18, High Street South Grade II 38 m
  5. 20, High Street South Grade II 39 m
  6. 14, High Street South Grade II 40 m
  7. The Swan Inn Grade II 42 m
  8. 21 and 23, Weston Road Grade II 43 m
  9. 22, High Street South Grade II 48 m
  10. 25, Weston Road Grade II 51 m