A complete guide to property investment in Ystrad Mynach.
Last updated: 3 November 2025
Ystrad Mynach stands out for its strong family presence, with the area ranking in the 87th percentile for families compared to the rest of Britain. The housing market here is relatively affordable, as shown by the price-to-income ratio of 3.6, which is notably low for the UK. While the last year saw capital values change by -6.4%, the three-year picture is more positive, with cumulative growth of 9.0% and annualised growth of 2.9%. Properties are typically selling in around 65 days, suggesting a balanced market where buyers and sellers are finding agreement at a median discount of £0 (the typical achieved discount) — in other words, homes are selling for very close to their asking prices.
Median price per sq ft
£197 / sq ft
Average rental yield
-
Capital growth (1y)
-6.4%
Sales in past year
118
* Property stats calculated for last full calendar year (2024).
Live prices in Ystrad Mynach, Wales
* Extreme prices clipped for legibility
Median price
£227,475
25% of properties below...
£169,988
75% of properties below...
£300,000
Most expensive property
£1,350,000
Live listings
96
Median days on market
65
Looking ahead, the combination of affordability and strong family demand should help underpin the market in Ystrad Mynach. While recent capital growth has changed by -6.4% over one year, the longer-term trend is more reassuring, with cumulative growth of 9.0% over the past three years and an annualised rate of 2.9%. The fact that properties are selling close to their asking prices — evidenced by a median discount of £0 (the typical achieved discount) — suggests sellers are not having to compromise much on price.
Rental yields in the top-performing part of the area are 4.4%, which, while not spectacular, provide a reasonable cushion for income-focused investors. With sales volumes at 118 and homes typically taking 65 days to sell, liquidity is steady. Overall, Ystrad Mynach looks set to offer stable, if unspectacular, returns for investors who value affordability and long-term demand from families.
Average yield (%)
* 2025 data for YTD
Median price per sq ft (£/sq ft)
* 2025 data for YTD
Investment properties in Ystrad Mynach, Wales

£475,000 - Offers in Excess of
7 bedroom detached house for sale
Camnant, Ystrad Mynach, CF82

£90,000
2 bedroom semi-detached house for sale
Derwendeg Avenue, Cefn Hengoed, Hen...
Asking and achieved prices are broadly aligned — little negotiation room on average.
• Median discount: £0
• 1 in 4 properties sell at > £4,712 below asking
• 1 in 10 properties sell at > £7,000 below asking
In percentage terms:
• Median discount of 0.0%
• 25% of properties discounted by > 2.2%
• 10% of properties discounted by > 5.0%
Top postcodes for rental yield and (annualised) capital growth
GeoGlider calculates property investment stats by blending official and proprietary datasets. Here's a quick overview of key sources and how we use them:
HM Land Registry: Property transaction and sold-price records for England & Wales used to calculate historical capital growth, price levels and comparables.
Office for National Statistics (ONS): Demographic and economic indicators for the UK, including Census 2021, supporting area profiling and market context.
Ordnance Survey: Authoritative UK geospatial data powering accurate boundaries, roads and terrain for mapping and spatial analysis.
GeoProp: Our proprietary AI pipeline that processes millions of property listings to extract rich features and live market signals.
Department for Levelling Up, Housing & Communities: Energy Performance Certificate (EPC) scores and property floor areas.
HM Revenue & Customs (HMRC): Household income and employment data to understand local affordability and economic conditions.
Data is updated continuously, matched across sources and rigorously validated.