Postcode district report · August 2026

CF46, Merthyr Tydfil

CF46 is the 3rd Hapiest of Merthyr Tydfil's 3 postcode districts on the HPAI Swatch, which compares them with each other on prices, how the market is moving, energy efficiency and transport. CF46 also reaches into Caerphilly; these figures are for its homes in Merthyr Tydfil.

Homes sold
92
in the 12 months to August 2026
Median price
£138,475
-4.5% on the year before
Price per m²
£1,664
median, homes with an EPC
Flats
0%
of homes sold

CF46 on the HPAI Swatch

Each tile ranks CF46 against the other postcode districts of Merthyr Tydfil.

Price per m²£1,664/m² 3rd of 3
Price change-4.5% 3rd of 3
Sales a year92 a year 3rd of 3
Sales change-12.4% 2nd of 3
Energy efficiency65 EPC score 3rd of 3
Carbon3.8 t CO₂ a home 1st of 3
Station nearby1.2 km 2nd of 3
Yellow the best in Merthyr Tydfil Green above average Blue below average Purple weakest in Merthyr Tydfil

Yellow is Hapi: the more yellow, the better CF46 compares with the rest of Merthyr Tydfil. These colours compare postcode districts within Merthyr Tydfil; Merthyr Tydfil's own Swatch compares it with areas across England and Wales.

Merthyr Tydfil's postcode districts, Hapiest first

#Postcode districtSwatchHomes soldMedian pricePrice change
1 CF48 215£152,500 +5.2%
2 CF47 139£140,000 +0.0%
3 CF46 92£138,475 -4.5%

Estate agents: the local partner spot is open in CF46. Find out more

Thinking of buying or selling in CF46?
Get an evidence-based valuation of any home in a minute.
Value a home in CF46

About these figures

Price per m²
Median price per square metre of homes sold in the last 12 months (homes with an EPC).
Price change
Median price in the last 12 months against the 12 months before.
Sales a year
Open-market sales in the last 12 months. More sales means a deeper, easier market.
Sales change
Sales in the 12 months to three months ago against the year before. The newest months are left out: Land Registry registers sales late.
Energy efficiency
Average EPC energy efficiency score of homes sold (higher is more efficient).
Carbon
Average carbon emissions of homes sold, tonnes a year. Lower is better.
Station nearby
Median distance from homes sold to the nearest railway station. Closer is better.

Open-market sales from HM Land Registry Price Paid Data in the 12 months to August 2026 (homes in Merthyr Tydfil only); price per m², energy and carbon from the homes sold that have an Energy Performance Certificate. Postcode districts with fewer than 20 sales a year in Merthyr Tydfil aren't ranked.