Lon Y Castell is in Cardiff and in Cardiff district. CF5 5LT is located in the Caerau electoral ward, within the English Parliamentary constituency of Cardiff West. This postcode has been in use since 1980-01-01.
StreetScan combines information about Lon Y Castell, Cardiff, CF5 5LT and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: CF5 5LS, CF5 5LH, CF5 5LW, CF5 5LR, CF5 5LY, CF5 5JL, CF5 5LU, CF5 5JN, CF5 5LJ.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The area surrounding CF5 5LT 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 | 52.7% | 49.8% | -2.9% | 51.0% | -1.2% |
| Male | 47.3% | 50.2% | 2.9% | 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 CF5 5LT, a significant portion of the population is single, making up 60.2% 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 | 51.9% | 60.2% | 8.3% | 37.9% | 22.3% |
| Married: Opposite sex | 22.7% | 17.8% | -4.9% | 44.2% | -26.4% |
| Separated | 3.3% | 1.6% | -1.7% | 2.2% | -0.6% |
| Divorced | 14.4% | 12.6% | -1.8% | 9.1% | 3.5% |
| Widowed | 7.7% | 7.9% | 0.2% | 6.1% | 1.8% |
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 (63.1%) 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 | 34.7% | 37.7% | 3.0% | 48.4% | -10.7% |
| Good health | 31% | 25.4% | -5.6% | 33.6% | -8.2% |
| Fair health | 21.3% | 21.1% | -0.2% | 12.7% | 8.4% |
| Bad health | 9.6% | 13.2% | 3.6% | 4.0% | 9.2% |
| Very bad health | 3.3% | 2.6% | -0.7% | 1.2% | 1.4% |
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.
In the area around CF5 5LT this area, 30.5% of residents have no qualifications. This is significantly higher than the UK average of 18.2%. This area stands out for its low percentage of residents with higher education degree. The UK average is 33.8%, while in this area it is 16.8%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 39.8% | 30.5% | -9.3% | 18.2% | 12.3% |
| 1-4 GCSEs or Equivalent | 24.3% | 17.4% | -6.9% | 9.6% | 7.8% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 18.2% | 16.3% | -1.9% | 13.4% | 2.9% |
| Apprenticeship | 1.1% | 5.8% | 4.7% | 5.3% | 0.5% |
| HNC, HND or 2+ A Levels | 7.7% | 11.1% | 3.4% | 16.9% | -5.8% |
| Degree or Similar | 7.2% | 16.8% | 9.6% | 33.8% | -17.0% |
| Other | 1.7% | 2.1% | 0.4% | 2.8% | -0.7% |
In this area, the population is predominantly white, with 90.7% 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) | |
|---|---|---|---|---|---|
| Indian | 1.3% | 0% | -1.3% | 3.1% | -3.1% |
| Pakistani | 0.4% | 0% | -0.4% | 2.7% | -2.7% |
| Black African | 0% | 0.4% | 0.4% | 2.5% | -2.1% |
| Black Caribbean | 0% | 0.9% | 0.9% | 1.0% | -0.1% |
| Other Black | 0% | 0.4% | 0.4% | 0.5% | -0.1% |
| Mixed White and Caribbean | 2.1% | 3.5% | 1.4% | 0.9% | 2.6% |
| Mixed Other | 0% | 0.9% | 0.9% | 0.8% | 0.1% |
| White | 95.8% | 90.7% | -5.1% | 81.4% | 9.3% |
| Arab | 0.4% | 3.1% | 2.7% | 0.6% | 2.5% |
In this area, 93.4% 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 | 97.1% | 93.4% | -3.7% | 83.2% | 10.2% |
| European Union | 1.3% | 3.1% | 1.8% | 6.1% | -3.0% |
| Rest of Europe | 0.4% | 0% | -0.4% | 0.8% | -0.8% |
| Africa | 0% | 1.3% | 1.3% | 2.7% | -1.4% |
| Middle East and Asia | 1.3% | 1.3% | 0.0% | 5.6% | -4.3% |
| The Americas and the Caribbean | 0% | 0.9% | 0.9% | 1.3% | -0.4% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 95.4% | 94.6% | -0.8% | 83.2% | 11.4% |
| 10+ Years | 0% | 4% | 4.0% | 9.8% | -5.8% |
| 5-10 Years | 0.4% | 1.3% | 0.9% | 2.9% | -1.6% |
| 2-5 Years | 1.7% | 0% | -1.7% | 2.2% | -2.2% |
| Less than 2 years | 2.5% | 0% | -2.5% | 1.9% | -1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 68.7% | 76.7% | -8.0% |
| Ireland | 1.7% | 0.6% | 1.1% |
| Italy | 2.6% | 0.6% | 2.0% |
| Poland | 0.4% | 1.3% | -0.9% |
| South and Eastern Africa | 0.4% | 0.2% | 0.2% |
| No passport held | 26.1% | 13.5% | 12.6% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 55.3% | 37.2% | 18.1% |
| Christian | 31.9% | 46.2% | -14.3% |
| Muslim | 4.4% | 6.5% | -2.1% |
| Other religion | 0.9% | 0.6% | 0.3% |
| Not answered | 7.5% | 6.0% | 1.5% |
Over the last 12 months, the overall crime rate around Lon Y Castell was 146.8 per 1,000 residents, which is 2.8% lower than the Caerau average. The most reported crime type was Violence and sexual offences.
Lon Y Castell has the 16th highest crime rate of 38 local areas in Caerau and the 210th highest crime rate of 1,028 local areas in Cardiff .
Violent and sexual offences accounted for around 73.4 crimes per 1,000 residents and have been rising year on year. Over the last decade, overall crime has fallen by about -21.0%.

Households in this area have a lower level of wealth compared to the average household in England and Wales. 90% of analyzed areas in England and Wales have higher average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 9 Lon Y Castell, Cardiff, Cardiff Flats/Maisonettes, an established residential building | £60,235 | 2007-11-01 | £79,510 |
| Full-Time Employee | 44 |
| Retired | 33 |
| Long-Term Sick or disabled | 31 |
| Part-Time Employee | 22 |
| Student (economically inactive) | 18 |
| Other | 13 |
| Unemployed | 11 |
| Self-Employed | 10 |
| Looking after home or family | 9 |
| Full-Time Student (with or without job) | 0 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 11 |
| Education | 10 |
| Administrative and support service activities | 8 |
| Human health and social work activities | 8 |
| Transport and storage | 8 |
| Accommodation and food service activities | 7 |
| Other | 6 |
| Construction | 5 |
| Manufacturing | 4 |
| Public administration and defence; compulsory social security | 2 |
| Professional, scientific and technical activities | 2 |
| Real estate activities | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Mary Immaculate R.C. High School Caerau Lane , Wenvoe CF5 5QZ | - not rated | 928 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| St Francis V.A. Primary School Wilson Road , Ely CF5 4JL | - not rated | 945 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ely And Caerau Children's Centre Michaelston College , Michaelston Road CF5 4SX | - not rated | 1,460 yd | Welsh establishment | No | Not applicable | More About School |
| Cardiff West Community High School Penally Road , CF5 5XP | - not rated | 1,520 yd | Welsh establishment | Not Applicable | More About School | |
| St Fagans C.I.W. Primary School Drope Road , Michaelston Super Ely CF5 4SZ | - not rated | 1,559 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 |
|---|---|---|---|
| Munchies | 6 Heol Trenewydd, Caerau | 149 yd | |
| Caer Cafe | Gospel Hall Church Road, Caerau | 319 yd | |
| Mintos | 27 Wilson Road, Ely | 724 yd | |
| The Salvation Army Lunch Club | The Salvation Army Aberthaw Road, Ely | 985 yd | |
| Chilli Flames Ely | 353 Grand Avenue, Ely | 1,082 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| 4th Glamorgan Home Guard Club | 10 Church Road, Caerau | 190 yd | |
| Highfields Inn | Highfield Inn Caerau Road, Caerau | 196 yd | |
| Cardiff West End Social Club | 348 Cowbridge Road West, Ely | 715 yd | |
| Coopers Carvery | 427 Cowbridge Road West, Caerau | 912 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Domino's Pizza | Ground Floor Commerical Unit 4, Homes House, 253 Cowbridge Road West, Caerau | 621 yd | |
| Wilson Road Fish Bar | Wilson Road Fish Bar, 41 Wilson Road, Ely | 800 yd | |
| Square Pizza & Chicken Shack | 43 Wilson Road, Ely | 806 yd | |
| The Taste | 45 Wilson Road, Ely | 814 yd | |
| China Cottage | 51 Wilson Road, Ely | 837 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Lidl | Lidl Cowbridge Road West, Caerau | 504 yd | |
| Tesco | 225 - 229 Cowbridge Road West, Caerau | 621 yd | |
| NISA Supermarket | 53 Wilson Road, Ely | 844 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% |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.