CF45 Mountain Ash in Wales has demonstrated stronger rental than capital growth patterns over the past five years, with annual rent increases of 7.2% outpacing price appreciation at 4.9%. The district's trajectory score of 53.4 ranks it in the 69th percentile nationally, indicating above-average market fundamentals. Population growth remains modest at 0.4% over five years, suggesting limited demographic expansion. The postcode sits in an early gentrification stage, which typically indicates initial infrastructure or social improvements preceding broader market shifts. These metrics present a mixed picture: rental yields appear more attractive than capital gains prospects, while slow population growth may constrain longer-term demand drivers.
Domain breakdown
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See plans from £20/moKey signals
- 1Property prices up 3.5% over 5 years (5yr CAGR)
- 2Rents growing at 7.2% per year
- 3Population growing at 0.4% per year
Nearby districts
What's changing in Mountain Ash · June 2026
The trajectory score moved down 0.1 points this month to 53/100, driven mainly by safety.
7 planning applications submitted in CF45 over the last six months.
- Works to trees subject to a TPO. Crown pruning of one Oak tree and the removal of one dead Ash tree.Jun 2026 · pending
- Non-material amendment to Condition 2 (approved plans) of planning permission ref. 26/0006/FUL to vary the wording from 3 months to 6 months to allow sufficient time for the gathering and submission of additional supporting information.Jun 2026 · pending
- Non-material amendment of previously approved planning application 24/0728/FUL for a reduction in the footprint and area of the dwelling.Mar 2026 · Decided
Mountain Ash (CF45) common questions
Is Mountain Ash up and coming?
Praesago's gentrification model currently classifies Mountain Ash (CF45) as Early. Its trajectory score is 53/100 (Strong), in the top 31% of districts nationally. The score is down 1.7 points over the last 12 months.
Is Mountain Ash safe?
Mountain Ash has a safety score of 31/100 on Praesago's index, based on police.uk recorded crime data.
What is the average house price in Mountain Ash?
The average property price in Mountain Ash (CF45) is £173k as of January 2026, based on UK House Price Index data. Prices have grown at 3.5% per year over the last five years.
What is the average rent in Mountain Ash?
The median monthly rent in Mountain Ash (CF45) is £740 (2026), based on ONS private rental data.
Which areas are near Mountain Ash?
Neighbouring postcode districts include Pontypridd (CF37), Treharris (CF46), Tredegar (NP22), Ferndale (CF43), Ebbw Vale (NP23). Each has its own monthly data page on Praesago.
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Disclaimer: Praesago provides data analytics and market intelligence. Nothing on this platform constitutes financial advice, investment advice, or a personal recommendation. Property values can fall as well as rise. Past performance does not predict future results. Seek independent financial and legal advice before making property investment decisions.