Plas Grug is in Caerphilly and in Rhymney Valley district. CF83 1NS is located in the St Martins electoral ward, within the English Parliamentary constituency of Caerphilly. This postcode has been in use since 1995-07-01.
StreetScan combines information about Plas Grug, Caerphilly, CF83 1NS and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: CF83 1EA, CF83 1NQ, CF83 1NT, CF83 1DX, CF83 1NR, CF83 1TY, CF83 1FA, CF83 1NN, CF83 1ET.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The area surrounding CF83 1NS has a slightly higher male population, with 52.7% 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 | 50.7% | 47.3% | -3.4% | 51.0% | -3.7% |
| Male | 49.3% | 52.7% | 3.4% | 49.0% | 3.7% |
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 CF83 1NS there is a very large concentration of residents that are married - 53.5% 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 | 24.4% | 30.2% | 5.8% | 37.9% | -7.7% |
| Married: Opposite sex | 57.9% | 53.5% | -4.4% | 44.2% | 9.3% |
| Separated | 1.2% | 3.1% | 1.9% | 2.2% | 0.9% |
| Divorced | 9.5% | 9.1% | -0.4% | 9.1% | 0.0% |
| Widowed | 7% | 4.1% | -2.9% | 6.1% | -2.0% |
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 high percentage of residents reporting their health as Good or Very Good (85.2%) compared to the average (82%). This typically indicates either a younger population or more affluent area.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Very good health | 46.3% | 57.2% | 10.9% | 48.4% | 8.8% |
| Good health | 36.7% | 28% | -8.7% | 33.6% | -5.6% |
| Fair health | 11.9% | 11.5% | -0.4% | 12.7% | -1.2% |
| Bad health | 3.7% | 1.6% | -2.1% | 4.0% | -2.4% |
| Very bad health | 1.4% | 1.6% | 0.2% | 1.2% | 0.4% |
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.
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 44.3%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 16.5% | 11.9% | -4.6% | 18.2% | -6.3% |
| 1-4 GCSEs or Equivalent | 7.9% | 8.5% | 0.6% | 9.6% | -1.1% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 18.2% | 10.1% | -8.1% | 13.4% | -3.3% |
| Apprenticeship | 6.6% | 3.5% | -3.1% | 5.3% | -1.8% |
| HNC, HND or 2+ A Levels | 9.9% | 16.4% | 6.5% | 16.9% | -0.5% |
| Degree or Similar | 37.6% | 44.3% | 6.7% | 33.8% | 10.5% |
| Other | 3.3% | 5.3% | 2.0% | 2.8% | 2.5% |
In this area, the population is predominantly white, with 93.9% 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 | 2.7% | 0.2% | -2.5% | 0.7% | -0.5% |
| Indian | 0% | 3% | 3.0% | 3.1% | -0.1% |
| Other Asian | 1% | 0.2% | -0.8% | 1.6% | -1.4% |
| Black African | 0% | 0.2% | 0.2% | 2.5% | -2.3% |
| Black Caribbean | 0% | 0.5% | 0.5% | 1.0% | -0.5% |
| Mixed White and Asian | 0.3% | 0.7% | 0.4% | 0.8% | -0.1% |
| Mixed White and African | 0% | 0.5% | 0.5% | 0.4% | 0.1% |
| Mixed White and Caribbean | 0% | 0.7% | 0.7% | 0.9% | -0.2% |
| White | 95.9% | 93.9% | -2.0% | 81.4% | 12.5% |
In this area, 96% 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 | 95.9% | 96% | 0.1% | 83.2% | 12.8% |
| European Union | 1.4% | 1.4% | 0.0% | 6.1% | -4.7% |
| Rest of Europe | 0% | 0.2% | 0.2% | 0.8% | -0.6% |
| Africa | 0% | 0.5% | 0.5% | 2.7% | -2.2% |
| Middle East and Asia | 2.4% | 1.2% | -1.2% | 5.6% | -4.4% |
| The Americas and the Caribbean | 0.3% | 0.2% | -0.1% | 1.3% | -1.1% |
| Oceania | 0% | 0.2% | 0.2% | 0.3% | -0.1% |
| British Overseas | 0% | 0.2% | 0.2% | 0.0% | 0.2% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 95.9% | 95.8% | -0.1% | 83.2% | 12.6% |
| 10+ Years | 0% | 2.8% | 2.8% | 9.8% | -7.0% |
| 5-10 Years | 0.3% | 0.7% | 0.4% | 2.9% | -2.2% |
| 2-5 Years | 0.7% | 0.5% | -0.2% | 2.2% | -1.7% |
| Less than 2 years | 3.1% | 0.2% | -2.9% | 1.9% | -1.7% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 89.2% | 76.7% | 12.5% |
| Germany | 0.2% | 0.2% | 0.0% |
| Poland | 0.5% | 1.3% | -0.8% |
| South and Eastern Africa | 0.2% | 0.2% | 0.0% |
| Eastern Asia | 0.2% | 0.3% | -0.1% |
| No passport held | 9.6% | 13.5% | -3.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 56.5% | 37.2% | 19.3% |
| Christian | 35.7% | 46.2% | -10.5% |
| Hindu | 0.7% | 1.7% | -1.0% |
| Jewish | 1.4% | 0.5% | 0.9% |
| Other religion | 0.2% | 0.6% | -0.4% |
| Not answered | 5.4% | 6.0% | -0.6% |
Over the last 12 months, the overall crime rate around Plas Grug was 56.8 per 1,000 residents, which is 0.9% higher than the Morgan Jones average. The most reported crime type was Anti-social behaviour.
Plas Grug has the 28th highest crime rate of 88 local areas in Morgan Jones and the 158th highest crime rate of 560 local areas in Caerphilly .
Violent and sexual offences accounted for around 24.7 crimes per 1,000 residents and have been falling year on year. Over the last decade, overall crime has fallen by about -38.8%.

Households in this area have a similar level of wealth to the average household in England and Wales. 51% of analyzed areas in England and Wales have higher average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 2 Plas Grug, Caerphilly, Caerphilly Semi-Detached, an established residential building | £200,000 | 2024-09-20 | £214,668 |
| 4 Plas Grug, Caerphilly, Caerphilly Semi-Detached, an established residential building | £228,000 | 2024-04-24 | £254,037 |
| 18 Plas Grug, Caerphilly, Caerphilly Semi-Detached, an established residential building | £255,000 | 2023-05-30 | £288,272 |
| 4 Plas Grug, Caerphilly, Caerphilly Semi-Detached, an established residential building | £207,000 | 2021-11-25 | £257,088 |
| 11 Plas Grug, Caerphilly, Caerphilly Semi-Detached, an established residential building | £203,500 | 2021-07-23 | £257,165 |
CF83 1NS area has a low unemployment rate. According to Census 2021, 2% 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 | 131 |
| Retired | 59 |
| Part-Time Employee | 41 |
| Self-Employed | 29 |
| Student (economically inactive) | 17 |
| Looking after home or family | 15 |
| Other | 12 |
| Long-Term Sick or disabled | 12 |
| Unemployed | 5 |
| Full-Time Student (with or without job) | 2 |
| Education | 32 |
| Public administration and defence; compulsory social security | 23 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 19 |
| Human health and social work activities | 15 |
| Manufacturing | 11 |
| Accommodation and food service activities | 11 |
| Construction | 10 |
| Professional, scientific and technical activities | 8 |
| Other | 7 |
| Financial and insurance activities | 7 |
| Administrative and support service activities | 6 |
| Electricity, gas, steam and air conditioning supply | 4 |
| Transport and storage | 4 |
| Information and communication | 4 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Cwrt Rawlin Primary School Cae Meillion , CF83 1SN | - not rated | 765 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| St Martin's School Hillside , CF83 1UW | - not rated | 848 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Ysgol Gynradd Gymraeg Y Castell Crescent Road , CF83 1WH | - not rated | 944 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Twyn Primary School East View , CF83 1UT | - not rated | 1,469 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Twyn Junior School East View , Caerphilly CF83 1UT | - not rated | 1,469 yd | Welsh establishment | Not Applicable | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| The Beech Tree Coffee House | Caerphilly Miners Centre, The Miners, 1 Beech Tree View | 180 yd | |
| Personnel Hygiene Services Staff Canteen | P H S Group Ltd, Western Industrial Estate | 448 yd | |
| Creazione Cafe | Creazione Fitness Village, Block E - Sparks House, Western Industrial Estate | 516 yd | |
| Funtastic Kids Play Ltd | Unit 1, Block F - Forward House, Western Industrial Estate | 516 yd | |
| Esquires Coffee | Unit 7, Castle View Shopping Centre, Cae Meillion | 777 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| The Moathouse | 30 Lon-Y-Llyn | 341 yd | |
| Cwrt Rawlin Inn | Cwrt Rawlin Inn, Cae Meillion | 789 yd | |
| The Malcolm Uphill | 87-91 Cardiff Road | 1,003 yd | |
| Caerphilly Golf Club | Caerphilly Golf Club, Mountain Road | 1,043 yd | |
| Kings Arms | 46 Cardiff Road | 1,081 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Domino's Pizza | Unit 8, Castle View Shopping Centre, Cae Meillion | 777 yd | |
| Pagoda | Unit 4, Castle View Shopping Centre, Cae Meillion | 782 yd | |
| Express Takeaway | 3 Cae Meillion | 789 yd | |
| Castle Gate Restaurant | Castlegate Restaurant And Takeaway, 5 Cae Meillion | 789 yd | |
| Mr Chippy | 5 Clive Street | 985 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Tesco | Tesco Express, 1-2 Cae Meillion | 789 yd | |
| Lidl GB Ltd | Castle Gate Development, 5 Beddau Way | 1,092 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 | 75.9 Mbit/s |
| Average download speed | 84.2 Mbit/s |
| Minimum download speed | 350 Mbit/s |
| Maximum download speed | 350 Mbit/s |
| Median upload speed | 19.5 Mbit/s |
| Average upload speed | 16.6 Mbit/s |
| Maximum upload speed | 35 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.