Duffryn Street is in Mountain Ash and in Cynon Valley district. CF45 3NU is located in the Mountain Ash electoral ward, within the English Parliamentary constituency of Cynon Valley. This postcode has been in use since 1980-01-01.
StreetScan combines information about Duffryn Street, Mountain Ash, CF45 3NU and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: CF45 3NY, CF45 3PD, CF45 3PW, CF45 3PR, CF45 3NT, CF45 3PA, CF45 3NS, CF45 3RR, CF45 3PS.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The area surrounding CF45 3NU has a slightly higher male population, with 50.2% of residents being male. Several factors can contribute to this, including areas with industries or sectors that predominantly employ men, proximity to universities or technical schools with a higher enrollment of male students, presence of all-male or predominantly male institutions (military academies, boarding schools).
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 56% | 49.8% | -6.2% | 51.0% | -1.2% |
| Male | 44% | 50.2% | 6.2% | 49.0% | 1.2% |
Across the UK, the average relationship status breakdown is roughly 44% married, 38% single, 9% divorced, 6% widowed, and 2% separated.
In the immediate area around CF45 3NU, a significant portion of the population is single, making up 46.9% of the residents. On average, approximately 38% of individuals who responded to the census in the UK were single. Areas with higher single populations are typically urban centers, university towns, regions with dynamic job markets, rich cultural offerings and entertainment facilities. These regions also tend to have a younger demographic.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Single | 28.6% | 46.9% | 18.3% | 37.9% | 9.0% |
| Married: Opposite sex | 41.3% | 31.6% | -9.7% | 44.2% | -12.6% |
| Married: Same sex | 0% | 1% | 1.0% | 0.3% | 0.7% |
| Separated | 1.9% | 0.5% | -1.4% | 2.2% | -1.7% |
| Divorced | 14.6% | 12.4% | -2.2% | 9.1% | 3.3% |
| Widowed | 13.6% | 7.7% | -5.9% | 6.1% | 1.6% |
Across the UK, the average 48.4% rated their health as Very Good, 33.6% as Good, 12.7% as Fair, 4% as Bad, and 1.2% as Very Bad.
Population age significantly impacts residents' health. Additionally, socioeconomic status plays a crucial role: higher income levels and lower poverty rates are linked to better health outcomes. Affluent areas benefit from higher living standards, access to private healthcare, and healthier lifestyle choices.
This area has a lower percentage of residents reporting their health as Good or Very Good (70.5%) compared to the average (82%). This typically indicates either an older population or social deprivation in the area.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Very good health | 38.5% | 39.4% | 0.9% | 48.4% | -9.0% |
| Good health | 25.8% | 31.1% | 5.3% | 33.6% | -2.5% |
| Fair health | 23.8% | 17.5% | -6.3% | 12.7% | 4.8% |
| Bad health | 9.5% | 8% | -1.5% | 4.0% | 4.0% |
| Very bad health | 2.4% | 4% | 1.6% | 1.2% | 2.8% |
During the 2021 census, the educational qualifications of residents across the UK were as follows: 18.2% had no qualifications, 9.6% had 1-4 GCSEs, 13.4% had 5 or more GCSEs and 1-2 A/AS Levels, 16.9% had 2 or more A Levels, 33.8% held a degree (or equivalent), and 5.4% had completed an apprenticeship.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 41.7% | 24.3% | -17.4% | 18.2% | 6.1% |
| 1-4 GCSEs or Equivalent | 12.1% | 13.3% | 1.2% | 9.6% | 3.7% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 11.2% | 11.4% | 0.2% | 13.4% | -2.0% |
| Apprenticeship | 3.4% | 7.1% | 3.7% | 5.3% | 1.8% |
| HNC, HND or 2+ A Levels | 12.1% | 16.7% | 4.6% | 16.9% | -0.2% |
| Degree or Similar | 13.1% | 24.8% | 11.7% | 33.8% | -9.0% |
| Other | 6.3% | 2.4% | -3.9% | 2.8% | -0.4% |
In this area, the population is predominantly white, with 98% identifying as such, significantly higher than the UK average of 81.4%. This indicates a lower level of ethnic diversity compared to the broader UK population.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Chinese | 0.4% | 1.6% | 1.2% | 0.7% | 0.9% |
| Other Asian | 0.4% | 0% | -0.4% | 1.6% | -1.6% |
| Mixed White and Asian | 1.2% | 0% | -1.2% | 0.8% | -0.8% |
| Mixed White and Caribbean | 0.4% | 0% | -0.4% | 0.9% | -0.9% |
| White | 97.6% | 98% | 0.4% | 81.4% | 16.6% |
| Arab | 0% | 0.4% | 0.4% | 0.6% | -0.2% |
In this area, 96.4% of the population were born in the United Kingdom, which is higher than the UK average of 83.2%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| United Kingdom | 96% | 96.4% | 0.4% | 83.2% | 13.2% |
| European Union | 2% | 2% | 0.0% | 6.1% | -4.1% |
| Rest of Europe | 0.8% | 0% | -0.8% | 0.8% | -0.8% |
| Africa | 0% | 0.8% | 0.8% | 2.7% | -1.9% |
| Middle East and Asia | 1.2% | 0.8% | -0.4% | 5.6% | -4.8% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 95.2% | 96% | 0.8% | 83.2% | 12.8% |
| 10+ Years | 0% | 2.8% | 2.8% | 9.8% | -7.0% |
| 5-10 Years | 1.2% | 1.2% | 0.0% | 2.9% | -1.7% |
| 2-5 Years | 1.6% | 0% | -1.6% | 2.2% | -2.2% |
| Less than 2 years | 2% | 0% | -2.0% | 1.9% | -1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 76.9% | 76.7% | 0.2% |
| Romania | 0.4% | 0.9% | -0.5% |
| Eastern Asia | 0.8% | 0.3% | 0.5% |
| No passport held | 21.9% | 13.5% | 8.4% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 60.6% | 37.2% | 23.4% |
| Christian | 33.1% | 46.2% | -13.1% |
| Muslim | 0.4% | 6.5% | -6.1% |
| Not answered | 6% | 6.0% | 0.0% |
Over the last 12 months, the overall crime rate around Duffryn Street was 61.0 per 1,000 residents, which is 36.8% lower than the Mountain Ash average. The most reported crime type was Violence and sexual offences.
Duffryn Street has the 6th lowest crime rate of 23 local areas in Mountain Ash and the 369th lowest crime rate of 797 local areas in Rhondda Cynon Taf .
Violent and sexual offences accounted for around 51.6 crimes per 1,000 residents and have been falling year on year. Over the last decade, overall crime has fallen by about -63.7%.
Households in this area have a much lower level of wealth compared to the average household in England and Wales. 91% of analyzed areas in England and Wales have higher average household annual income than this area.
| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 33 Duffryn Street, Mountain Ash, Rhondda Cynon Taff Terraced, an established residential building | £95,000 | 2025-06-13 | £93,882 |
| 28 Duffryn Street, Mountain Ash, Rhondda Cynon Taff Terraced, an established residential building | £81,000 | 2024-04-03 | £86,583 |
| 5 Duffryn Street, Mountain Ash, Rhondda Cynon Taff Terraced, an established residential building | £75,000 | 2023-09-08 | £77,064 |
| 6 Duffryn Street, Mountain Ash, Rhondda Cynon Taff Terraced, an established residential building | £66,000 | 2023-08-21 | £69,012 |
| 4 Duffryn Street, Mountain Ash, Rhondda Cynon Taff Terraced, an established residential building | £95,000 | 2023-02-16 | £97,714 |
| Full-Time Employee | 67 |
| Retired | 40 |
| Part-Time Employee | 27 |
| Long-Term Sick or disabled | 24 |
| Self-Employed | 13 |
| Unemployed | 12 |
| Looking after home or family | 10 |
| Student (economically inactive) | 6 |
| Other | 5 |
| Full-Time Student (with or without job) | 5 |
| Manufacturing | 16 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 16 |
| Human health and social work activities | 15 |
| Construction | 12 |
| Education | 9 |
| Other | 7 |
| Public administration and defence; compulsory social security | 4 |
| Accommodation and food service activities | 4 |
| Administrative and support service activities | 3 |
| Water supply; sewerage, waste management and remediation activities | 2 |
| Financial and insurance activities | 1 |
| Professional, scientific and technical activities | 1 |
| Real estate activities | 1 |
| Electricity, gas, steam and air conditioning supply | 1 |
| Transport and storage | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Caegarw Primary School Troed Y Rhiw Road , Caegarw CF45 4BH | - not rated | 510 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Darrenlas Primary School Kingcraft Street , Darrenlas CF45 3LT | - not rated | 665 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Mountain Ash Comprehensive School New Road , CF45 4DG | - not rated | 834 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Our Lady's R.C. Primary School Miskin Road , Miskin CF45 3UA | - not rated | 842 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Glenboi Primary School Abercwmboi Isaf Road , Glenboi CF45 3DW | - not rated | 1,034 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Providence Baptist Church | Union Street | 46 yd | |
| The Bank Cafe | 54-56 Commercial Street | 65 yd | |
| Stardust | 21b Oxford Street | 169 yd | |
| Sugar Rush | 20 Oxford Street | 178 yd | |
| Kalan | 76 Oxford Street | 301 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Mountain Ash Hibernian Club | 12-14 Pryce Street | 93 yd | |
| Mountain Ash RFC | Oxford Street | 155 yd | |
| New Inn | 8-10 Oxford Street | 155 yd | |
| The Duffryn | 15 Oxford Street | 169 yd | |
| The Aberdare Hotel | Ffrwd Crescent | 198 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Mountain View Takeaway | 42 Commercial Street | 67 yd | |
| Mount Peri Peri Ltd | 76 Commercial Street | 103 yd | |
| Wonderful | 51 Commercial Street | 123 yd | |
| Delicious Chicken Kebab | 20B Oxford Street | 178 yd | |
| Little India | 25B Oxford Street | 207 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Iceland Frozen Foods Plc | 63-65 Oxford Street | 394 yd |
This statistics are based on Active Places Data - Contains Data © Sport England
| Percentage of premises that have Superfast Broadband (30Mbit/s or greater) coverage from fixed broadband | 100.0% |
| Percentage of premises that have Ultrafast Broadband (100Mbit/s or greater) coverage from fixed broadband | 100.0% |
| Percentage of premises that have Ultrafast Broadband (300Mbit/s or greater) coverage from fixed broadband | 100.0% |
| Percentage of premises that have coverage from a Gigabit capable service from fixed broadband | 100.0% |
| Percentage of premises unable to receive 2Mbit/s | 0.0% |
| Percentage of premises unable to receive 5Mbit/s | 0.0% |
| Percentage of premises unable to receive 10Mbit/s | 0.0% |
| Percentage of premises unable to receive 30Mbit/s | 0.0% |
| Median download speed | 54.9 Mbit/s |
| Average download speed | 46.9 Mbit/s |
| Minimum download speed | 77.53 Mbit/s |
| Maximum download speed | 77.53 Mbit/s |
| Median upload speed | 13.4 Mbit/s |
| Average upload speed | 12.4 Mbit/s |
| Maximum upload speed | 20 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.