Derwydd Mansion Nantyfydwen Road, Ammanford, SA18 3LQ
Ammanford · SA18
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You're looking at the Home.co.uk record for this property, the kind we hold on every UK address using Land Registry, EPC and authoritative local data. Our signals also suggest it's currently on the market (we're rarely wrong, never perfect). The homeowner hasn't chosen to list with us, so you won't book a viewing here. If it is for sale, a quick search of local estate agents in the area should lead you straight to it.
Is this your home?
Estimated value
£1.9M – £2.1M
Floor area
1,134.0 m²
12,206 ft²
Tenure
freehold
Energy performance
From the EPC certificateCurrent
38/100
Potential
72/100
Annual cost
~£1,620
CO₂ /yr
6.2 t
Upgrade cost
£32,280–£60,720
Sale history
-
Listed
Listed
Sep 2025
-
Listed
Listed
May 2024
-
Listed
Listed
Nov 2006
Building details
- Reception rooms
- 10
- Habitable rooms
- 16
- Heated rooms
- 4
- Floors
- 4
- Fireplaces
- 2
- Windows
- Single glazed
- Building height
- 14.2 m
- Volume
- 9,269 m³
Connectivity & local
Broadband (max Mbps)
-
Full fibre
1000
-
Superfast
80
-
Standard
15
Mobile signal
-
EE
4/5
-
O2
3/5
-
Three
3/5
-
Vodafone
4/5
TV
Sourced from Land Registry, EPC database and authoritative local data. No listing or agent details are shown for unclaimed Home.co.uk profiles.




