21 High Street is a Grade II listed building in the Carmarthenshire local planning authority area, Wales. First listed on 18 June 2004. House, shop.

21 High Street

WRENN ID
riven-casement-hyssop
Grade
II
Local Planning Authority
Carmarthenshire
Constituency
Caerfyrddin MP: Ann Davies (PC)
Country
Wales
Date first listed
18 June 2004
Type
House, shop
Address
21 High Street, Llandovery
OS grid reference
SN 769 343
Coordinates
51.99399, -3.79412
Source
Cadw listing

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

Description

This is a house and shop located at 21 High Street, part of a terrace row. It has two storeys and three bays, which are slightly offset to the left. The building features a slate gabled roof with no chimneys and close eaves. The facade is painted roughcast with a plinth. The first floor has four-pane horned sash windows, and there is a stone sill beneath the left-hand ground floor window. The central entrance is a broad house door that is recessed. To the right, there is a shop front that was remade in the late 20th century in a traditional style, featuring flanking pilasters and a cornice above the recessed door and shop window.

Local climate

21 High Street sits in one of the wettest parts of the UK, with an average of 1,390 mm of rain a year. This makes it wetter than 97% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 91% of listed buildings.

It experiences an average of 43 freeze-thaw cycles a year, more than 84% of listed buildings. Of these, 23 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:

  • Full EPC report — heating system, energy costs, size, glazing, construction etc.
  • Sale history — 1 transaction since 2008
  • 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
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. The Blue Bell Grade II 10 m
  2. Royston Hotel Grade II 12 m
  3. Plasdderwen Grade II 23 m
  4. 15 High Street Grade II 31 m
  5. Williams Pantycelyn Memorial Chapel Grade II* 33 m
  6. 13 High Street Grade II 38 m
  7. 29 High Street Grade II 39 m
  8. Commerce House Grade II 43 m
  9. Jubilee Stores Grade II 47 m
  10. Gates and railings to Prospect House (Lloyds Bank) Grade II 48 m