Celyn Avenue is in Cardiff and in Cardiff district. CF23 6EP is located in the Cyncoed electoral ward, within the English Parliamentary constituency of Cardiff Central. This postcode has been in use since 1999-06-01.
StreetScan combines information about Celyn Avenue, Cardiff, CF23 6EP and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: CF23 6EJ, CF23 6DN, CF23 6LS, CF23 6EB, CF23 6DH, CF23 6LT, CF23 6ED, CF23 6DD, CF23 6EN.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around CF23 6EP is generally consistent with those figures, having a male population of 48.3%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 48.8% | 51.7% | 2.9% | 51.0% | 0.7% |
| Male | 51.2% | 48.3% | -2.9% | 49.0% | -0.7% |
Across the UK, the average relationship status breakdown is roughly 44% married, 38% single, 9% divorced, 6% widowed, and 2% separated.
In the immediate vicinity of CF23 6EP there is a very large concentration of residents that are married - 53.6% of the resident population. In contrast, the average marriage rate across the census is about 44%.
Areas with a high percentage of married residents are typically suburban neighborhoods, towns with good schools and family-friendly amenities, and regions with affordable, spacious housing options. Additionally, such areas can be popular among retirees.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Single | 37.3% | 30.6% | -6.7% | 37.9% | -7.3% |
| Married: Opposite sex | 43.7% | 53.6% | 9.9% | 44.2% | 9.4% |
| Separated | 3.4% | 1.6% | -1.8% | 2.2% | -0.6% |
| Divorced | 9.5% | 7.9% | -1.6% | 9.1% | -1.2% |
| Widowed | 6.1% | 6.3% | 0.2% | 6.1% | 0.2% |
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.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Very good health | 48.2% | 53.8% | 5.6% | 48.4% | 5.4% |
| Good health | 30.4% | 30.2% | -0.2% | 33.6% | -3.4% |
| Fair health | 14.7% | 10.6% | -4.1% | 12.7% | -2.1% |
| Bad health | 5% | 3.9% | -1.1% | 4.0% | -0.1% |
| Very bad health | 1.7% | 1.5% | -0.2% | 1.2% | 0.3% |
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.
This area stands out for its high percentage of residents with higher education degree or similar. The UK average is 33.8%, while in this area it is 54.2%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 14.8% | 13% | -1.8% | 18.2% | -5.2% |
| 1-4 GCSEs or Equivalent | 8% | 5.5% | -2.5% | 9.6% | -4.1% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 15.2% | 10.3% | -4.9% | 13.4% | -3.1% |
| Apprenticeship | 2.7% | 4% | 1.3% | 5.3% | -1.3% |
| HNC, HND or 2+ A Levels | 12.9% | 9.5% | -3.4% | 16.9% | -7.4% |
| Degree or Similar | 39.9% | 54.2% | 14.3% | 33.8% | 20.4% |
| Other | 6.5% | 3.6% | -2.9% | 2.8% | 0.8% |
In this area, the population is more ethnically diverse compared to the UK average. While 56.1% of the residents identify as white, which is lower than the UK average of 81.4%, there are significant representations of other ethnic groups.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Bangladeshi | 0.7% | 0% | -0.7% | 1.1% | -1.1% |
| Chinese | 5.4% | 3.6% | -1.8% | 0.7% | 2.9% |
| Indian | 3.7% | 12.4% | 8.7% | 3.1% | 9.3% |
| Pakistani | 5% | 5.8% | 0.8% | 2.7% | 3.1% |
| Other Asian | 4.7% | 5.5% | 0.8% | 1.6% | 3.9% |
| Mixed White and Asian | 1% | 1.2% | 0.2% | 0.8% | 0.4% |
| Mixed White and African | 0.7% | 0.3% | -0.4% | 0.4% | -0.1% |
| Mixed White and Caribbean | 0% | 0.3% | 0.3% | 0.9% | -0.6% |
| Mixed Other | 0.3% | 0.9% | 0.6% | 0.8% | 0.1% |
| White | 75.9% | 56.1% | -19.8% | 81.4% | -25.3% |
| Arab | 0.3% | 10.9% | 10.6% | 0.6% | 10.3% |
| Other | 2.3% | 3% | 0.7% | 1.6% | 1.4% |
In this area, 65% of the population were born in the United Kingdom, which is lower than the UK average of 83.2%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| United Kingdom | 79.3% | 65% | -14.3% | 83.2% | -18.2% |
| European Union | 2% | 4.8% | 2.8% | 6.1% | -1.3% |
| Rest of Europe | 0% | 0.3% | 0.3% | 0.8% | -0.5% |
| Africa | 3.3% | 0.9% | -2.4% | 2.7% | -1.8% |
| Middle East and Asia | 15.4% | 28.7% | 13.3% | 5.6% | 23.1% |
| Oceania | 0% | 0.3% | 0.3% | 0.3% | 0.0% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 79.3% | 65.3% | -14.0% | 83.2% | -17.9% |
| 10+ Years | 2.3% | 17.3% | 15.0% | 9.8% | 7.5% |
| 5-10 Years | 0.7% | 10% | 9.3% | 2.9% | 7.1% |
| 2-5 Years | 6.7% | 3% | -3.7% | 2.2% | 0.8% |
| Less than 2 years | 11% | 4.3% | -6.7% | 1.9% | 2.4% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 72.6% | 76.7% | -4.1% |
| Ireland | 0.3% | 0.6% | -0.3% |
| France | 0.9% | 0.3% | 0.6% |
| Germany | 0.3% | 0.2% | 0.1% |
| Italy | 0.3% | 0.6% | -0.3% |
| Spain | 0.3% | 0.4% | -0.1% |
| Poland | 0.9% | 1.3% | -0.4% |
| Other EU countries | 2.4% | 1.5% | 0.9% |
| Middle East | 2.7% | 0.1% | 2.6% |
| Eastern Asia | 2.1% | 0.3% | 1.8% |
| Southern Asia | 10.3% | 1.2% | 9.1% |
| North America and the Caribbean | 0.6% | 0.3% | 0.3% |
| No passport held | 6.1% | 13.5% | -7.4% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 33.8% | 37.2% | -3.4% |
| Christian | 32.9% | 46.2% | -13.3% |
| Hindu | 3.9% | 1.7% | 2.2% |
| Muslim | 24.5% | 6.5% | 18.0% |
| Other religion | 0.3% | 0.6% | -0.3% |
| Not answered | 4.5% | 6.0% | -1.5% |
Over the last 12 months, the overall crime rate around Celyn Avenue was 133.1 per 1,000 residents, which is 251.6% higher than the Cyncoed average. The most reported crime type was Shoplifting.
Celyn Avenue has the 9th highest crime rate of 68 local areas in Cyncoed and the 253rd highest crime rate of 1,028 local areas in Cardiff .
Violent and sexual offences accounted for around 41.4 crimes per 1,000 residents and have been rising year on year. Over the last decade, overall crime has stayed broadly stable by about -1.1%.

Households in this area have a higher level of wealth to the average household in England and Wales. 75% of analyzed areas in England and Wales have lower average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 68A Celyn Avenue, Cardiff, Cardiff Semi-Detached, an established residential building | £230,000 | 2023-01-09 | £236,440 |
| 52 Celyn Avenue, Cardiff, Cardiff Semi-Detached, an established residential building | £475,000 | 2022-12-20 | £486,355 |
| 56 Celyn Avenue, Cardiff, Cardiff Semi-Detached, an established residential building | £305,000 | 2021-09-13 | £357,107 |
| 50 Celyn Avenue, Cardiff, Cardiff Semi-Detached, an established residential building | £285,000 | 2021-05-07 | £345,088 |
| 64 Celyn Avenue, Cardiff, Cardiff Detached, an established residential building | £660,000 | 2020-01-17 | £835,402 |
CF23 6EP area has a low unemployment rate. According to Census 2021, 3% residents of this area were unemployed, while the average in the UK was 4.83%. A low level of unemployment in an area indicates a strong job market, where most people who are seeking work can find employment. This generally reflects a healthy economy in the area.
| Full-Time Employee | 81 |
| Retired | 64 |
| Part-Time Employee | 28 |
| Self-Employed | 18 |
| Looking after home or family | 18 |
| Student (economically inactive) | 15 |
| Other | 12 |
| Long-Term Sick or disabled | 9 |
| Unemployed | 7 |
| Full-Time Student (with or without job) | 4 |
| Education | 25 |
| Human health and social work activities | 21 |
| Public administration and defence; compulsory social security | 16 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 16 |
| Professional, scientific and technical activities | 13 |
| Accommodation and food service activities | 11 |
| Construction | 10 |
| Financial and insurance activities | 8 |
| Other | 7 |
| Administrative and support service activities | 6 |
| Manufacturing | 6 |
| Information and communication | 5 |
| Transport and storage | 3 |
| Water supply; sewerage, waste management and remediation activities | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Cardiff High School Llandennis Road , Cyncoed CF23 6WG | - not rated | 252 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Lakeside Primary School Ontario Way , Lakeside CF23 6HB | - not rated | 557 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Rhydypenau Primary School Fidlas Avenue , Llanishen CF14 0NX | - not rated | 804 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Springwood Primary School Pennsylvania , Llanedeyrn CF23 9LS | - not rated | 1,137 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ton-Yr-Ywen Primary School Maes-Y-Coed Road , Heath CF14 4HG | - not rated | 1,478 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 |
|---|---|---|---|
| State of Love & Trust | Ground Floor Commercial Unit 5, Amber Vista Clearwater Way, Cyncoed | 162 yd | |
| Mamas Indian | 58 Clearwater Way, Cyncoed | 208 yd | |
| Ostuni | 312 Heathwood Road, Cyncoed | 743 yd | |
| Coffee Plus | 16 Rhyd Y Penau Road, Cyncoed | 746 yd | |
| Villaggio lakeside | 5 Fidlas Road, Cyncoed | 822 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Three Arches | Three Arches Heathwood Road, Cyncoed | 857 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 | 0.0% |
| Percentage of premises that have Ultrafast Broadband (300Mbit/s or greater) coverage from fixed broadband | 0.0% |
| Percentage of premises that have coverage from a Gigabit capable service from fixed broadband | 0.0% |
| 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 | 62 Mbit/s |
| Average download speed | 53.3 Mbit/s |
| Minimum download speed | 80 Mbit/s |
| Maximum download speed | 80 Mbit/s |
| Median upload speed | 19.5 Mbit/s |
| Average upload speed | 13.5 Mbit/s |
| Maximum upload speed | 20 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.