Marconi Avenue is in Penarth and in The Vale Of Glamorgan district. CF64 1ST is located in the St Augustine's electoral ward, within the English Parliamentary constituency of Cardiff South and Penarth. This postcode has been in use since 2002-06-01.
StreetScan combines information about Marconi Avenue, Penarth, CF64 1ST and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: CF64 1SS, CF64 1SU, CF64 1SP, CF64 1SQ, CF64 1SE, CF64 1SG, CF64 1SD, CF64 1TS, CF64 1SL.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around CF64 1ST is generally consistent with those figures, having a male population of 49.8%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 48.8% | 50.2% | 1.4% | 51.0% | -0.8% |
| Male | 51.2% | 49.8% | -1.4% | 49.0% | 0.8% |
Across the UK, the average relationship status breakdown is roughly 44% married, 38% single, 9% divorced, 6% widowed, and 2% separated.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Single | 41% | 30.7% | -10.3% | 37.9% | -7.2% |
| Married: Opposite sex | 42.5% | 46.3% | 3.8% | 44.2% | 2.1% |
| Married: Same sex | 0% | 1.8% | 1.8% | 0.3% | 1.5% |
| Civil partnership: Same sex | 0% | 0.9% | 0.9% | 0.1% | 0.8% |
| Separated | 4% | 0.9% | -3.1% | 2.2% | -1.3% |
| Divorced | 10% | 13.3% | 3.3% | 9.1% | 4.2% |
| Widowed | 2.5% | 6% | 3.5% | 6.1% | -0.1% |
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 | 56.3% | 48% | -8.3% | 48.4% | -0.4% |
| Good health | 31.2% | 32.8% | 1.6% | 33.6% | -0.8% |
| Fair health | 8.8% | 15.7% | 6.9% | 12.7% | 3.0% |
| Bad health | 1.9% | 2.6% | 0.7% | 4.0% | -1.4% |
| Very bad health | 1.9% | 0.9% | -1.0% | 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 43.5%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 5.5% | 13.9% | 8.4% | 18.2% | -4.3% |
| 1-4 GCSEs or Equivalent | 7% | 6.9% | -0.1% | 9.6% | -2.7% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 13.5% | 13.4% | -0.1% | 13.4% | 0.0% |
| Apprenticeship | 4% | 6.5% | 2.5% | 5.3% | 1.2% |
| HNC, HND or 2+ A Levels | 10.5% | 11.6% | 1.1% | 16.9% | -5.3% |
| Degree or Similar | 57% | 43.5% | -13.5% | 33.8% | 9.7% |
| Other | 2.5% | 4.2% | 1.7% | 2.8% | 1.4% |
In this area, the population is predominantly white, with 91.3% 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) | |
|---|---|---|---|---|---|
| Bangladeshi | 0% | 0.9% | 0.9% | 1.1% | -0.2% |
| Chinese | 0% | 0.4% | 0.4% | 0.7% | -0.3% |
| Indian | 0.5% | 0.4% | -0.1% | 3.1% | -2.7% |
| Pakistani | 0% | 0.9% | 0.9% | 2.7% | -1.8% |
| Other Asian | 0.5% | 0% | -0.5% | 1.6% | -1.6% |
| Black African | 2.8% | 0.9% | -1.9% | 2.5% | -1.6% |
| Black Caribbean | 0% | 0.4% | 0.4% | 1.0% | -0.6% |
| Mixed White and Asian | 0.5% | 2.6% | 2.1% | 0.8% | 1.8% |
| Mixed White and African | 0% | 0.4% | 0.4% | 0.4% | 0.0% |
| Mixed Other | 0% | 0.9% | 0.9% | 0.8% | 0.1% |
| White | 93.5% | 91.3% | -2.2% | 81.4% | 9.9% |
| Arab | 1.4% | 0.4% | -1.0% | 0.6% | -0.2% |
| Other | 0.9% | 0.4% | -0.5% | 1.6% | -1.2% |
In this area, 89.6% of the population were born in the United Kingdom, which is similar to the UK average of 83.2%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| United Kingdom | 88.8% | 89.6% | 0.8% | 83.2% | 6.4% |
| European Union | 4.2% | 5.7% | 1.5% | 6.1% | -0.4% |
| Rest of Europe | 0% | 1.3% | 1.3% | 0.8% | 0.5% |
| Africa | 2.8% | 1.3% | -1.5% | 2.7% | -1.4% |
| Middle East and Asia | 2.3% | 1.3% | -1.0% | 5.6% | -4.3% |
| The Americas and the Caribbean | 0.9% | 0.9% | 0.0% | 1.3% | -0.4% |
| Oceania | 0.5% | 0% | -0.5% | 0.3% | -0.3% |
| British Overseas | 0.5% | 0% | -0.5% | 0.0% | 0.0% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 88.4% | 90.4% | 2.0% | 83.2% | 7.2% |
| 10+ Years | 1.9% | 5.3% | 3.4% | 9.8% | -4.5% |
| 5-10 Years | 2.8% | 2.2% | -0.6% | 2.9% | -0.7% |
| 2-5 Years | 2.3% | 2.2% | -0.1% | 2.2% | 0.0% |
| Less than 2 years | 4.7% | 0% | -4.7% | 1.9% | -1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 88.6% | 76.7% | 11.9% |
| France | 0.4% | 0.3% | 0.1% |
| Germany | 0.4% | 0.2% | 0.2% |
| Italy | 0.4% | 0.6% | -0.2% |
| Portugal | 0.4% | 0.5% | -0.1% |
| Poland | 2.2% | 1.3% | 0.9% |
| Romania | 1.3% | 0.9% | 0.4% |
| Other EU countries | 0.9% | 1.5% | -0.6% |
| South and Eastern Africa | 0.4% | 0.2% | 0.2% |
| North America and the Caribbean | 0.4% | 0.3% | 0.1% |
| No passport held | 4.4% | 13.5% | -9.1% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 41% | 37.2% | 3.8% |
| Christian | 48.9% | 46.2% | 2.7% |
| Jewish | 0.4% | 0.5% | -0.1% |
| Muslim | 1.3% | 6.5% | -5.2% |
| Other religion | 1.3% | 0.6% | 0.7% |
| Not answered | 7% | 6.0% | 1.0% |
Over the last 12 months, the overall crime rate around Marconi Avenue was 16.4 per 1,000 residents, which is 40.0% lower than the Plymouth average. The most reported crime type was Bicycle theft.
Marconi Avenue has the 18th lowest crime rate of 71 local areas in Plymouth and the 67th lowest crime rate of 432 local areas in Vale of Glamorgan .
Violent and sexual offences accounted for around 4.1 crimes per 1,000 residents and have been falling year on year. Over the last decade, overall crime has fallen by about -73.6%.

Households in this area have a similar level level of wealth to the average household in England and Wales. 59% of analyzed areas in England and Wales have lower average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| Flat 30 Ty Windsor Marconi Avenue, Penarth, The Vale Of Glamorgan Flats/Maisonettes, an established residential building | £850,000 | 2025-05-08 | £869,439 |
| Flat 19 Ty Windsor Marconi Avenue, Penarth, The Vale Of Glamorgan Flats/Maisonettes, an established residential building | £375,000 | 2025-03-28 | £373,104 |
| Flat 5 Ty Windsor Marconi Avenue, Penarth, The Vale Of Glamorgan Flats/Maisonettes, an established residential building | £282,475 | 2025-03-21 | £281,047 |
| Flat 35 Ty Windsor Marconi Avenue, Penarth, The Vale Of Glamorgan Flats/Maisonettes, an established residential building | £575,000 | 2025-01-24 | £579,120 |
| Flat 11 Ty Windsor Marconi Avenue, Penarth, The Vale Of Glamorgan Flats/Maisonettes, an established residential building | £260,000 | 2023-03-10 | £259,210 |
CF64 1ST area has a low unemployment rate. According to Census 2021, 0% 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.
The percentage of retired residents living in CF64 1ST area is much higher than the country's average. According to Census 2011, 38% residents of this area were retired, while the average in the UK was 14%.
| Retired | 81 |
| Full-Time Employee | 64 |
| Part-Time Employee | 25 |
| Self-Employed | 24 |
| Student (economically inactive) | 14 |
| Looking after home or family | 6 |
| Other | 1 |
| Long-Term Sick or disabled | 0 |
| Full-Time Student (with or without job) | 0 |
| Unemployed | 0 |
| Human health and social work activities | 22 |
| Education | 18 |
| Professional, scientific and technical activities | 18 |
| Financial and insurance activities | 17 |
| Other | 14 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 9 |
| Construction | 8 |
| Information and communication | 8 |
| Accommodation and food service activities | 8 |
| Public administration and defence; compulsory social security | 7 |
| Manufacturing | 6 |
| Real estate activities | 4 |
| Transport and storage | 4 |
| Administrative and support service activities | 3 |
| Electricity, gas, steam and air conditioning supply | 2 |
| Water supply; sewerage, waste management and remediation activities | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Albert C.P. School Albert Road , CF64 1BX | - not rated | 829 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Fairfield Primary School Dryden Road , CF64 2RT | - not rated | 869 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Cogan Primary School Pill Street , Cogan CF64 2JS | - not rated | 877 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Bute Cottage Nursery School Bute Lane , Off Grove Place CF64 2ET | - not rated | 971 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Headlands School 2 St Augustine's Road , Penarth CF64 1YY | - not rated | 995 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 |
|---|---|---|---|
| The Deck Boatfolk Bars Ltd | The Deck, Penarth Marina Penarth Portway | 253 yd | |
| La Marina & El Puerto | Custom House Paget Road | 342 yd | |
| The Galley | Cardiff Bay Boat Sales Compass House, Penarth Marina Penarth Portway | 344 yd | |
| Coffi Co | Ground Floor Commercial Unit 2, Bayscape Cardiff Marina Watkiss Way, Grangetown | 559 yd | |
| The Albion | The Albion, 28 Glebe Street | 591 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| the pilot pub | Pilot Hotel, 67 Queens Road | 485 yd | |
| The Oystercatcher | The Oyster Catcher Terra Nova Way | 583 yd | |
| The Golden Lion | The Golden Lion, 69 Glebe Street | 591 yd | |
| The Clive Arms | Clive Arms Hotel, 31 John Street | 751 yd | |
| The Windsor | The Windsor Arms, 95 Windsor Road | 752 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| CT Heaven Ltd | 3 Trem Y Bae | 428 yd | |
| Magic Wok | Magic Wok, 31 Glebe Street | 591 yd | |
| M&m kebab & pizza | 101 Glebe Street | 781 yd | |
| Plassey Fish Bar | Plassey Fish Bar, 87 Plassey Street | 782 yd | |
| Saagor Indian Take Away | Saagor Indian Take Away, 104 Glebe Street | 800 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Tesco | Tesco Superstore Terra Nova Way | 512 yd | |
| Morrisons | Wm Morrisons International Drive, Grangetown | 848 yd | |
| Sainsbury's | Sainsbury's, 28 - 30 Windsor Road | 878 yd | |
| The Co-operative Group | Co-operative Group Limited, 26 Windsor Road | 891 yd | |
| Tesco | Tesco Express Herbert Terrace | 1,062 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 | 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 | 80 Mbit/s |
| Average download speed | 114.9 Mbit/s |
| Minimum download speed | 328.17 Mbit/s |
| Maximum download speed | 328.17 Mbit/s |
| Median upload speed | 20 Mbit/s |
| Average upload speed | 22.1 Mbit/s |
| Maximum upload speed | 49.93 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.