Montclaire Avenue is in Blackwood and in Caerphilly district. NP12 1EF is located in the Blackwood electoral ward, within the English Parliamentary constituency of Islwyn. This postcode has been in use since 1999-06-01.
StreetScan combines information about Montclaire Avenue, Blackwood, NP12 1EF and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: NP12 1WT, NP12 1WR, NP12 1WW, NP12 1EG, NP12 2ES, NP12 1WU, NP12 1EE, NP12 1AQ, NP12 1DR.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around NP12 1EF is generally consistent with those figures, having a male population of 49.5%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 52.1% | 50.5% | -1.6% | 51.0% | -0.5% |
| Male | 47.9% | 49.5% | 1.6% | 49.0% | 0.5% |
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 | 28.4% | 36% | 7.6% | 37.9% | -1.9% |
| Married: Opposite sex | 47.8% | 42.6% | -5.2% | 44.2% | -1.6% |
| Separated | 3.9% | 3.5% | -0.4% | 2.2% | 1.3% |
| Divorced | 10.8% | 12.4% | 1.6% | 9.1% | 3.3% |
| Widowed | 9.1% | 5.4% | -3.7% | 6.1% | -0.7% |
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 | 46.2% | 42.3% | -3.9% | 48.4% | -6.1% |
| Good health | 26.2% | 31.8% | 5.6% | 33.6% | -1.8% |
| Fair health | 19.3% | 15.7% | -3.6% | 12.7% | 3.0% |
| Bad health | 6.9% | 6.6% | -0.3% | 4.0% | 2.6% |
| Very bad health | 1.4% | 3.6% | 2.2% | 1.2% | 2.4% |
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.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 25.4% | 23.5% | -1.9% | 18.2% | 5.3% |
| 1-4 GCSEs or Equivalent | 19.4% | 9.2% | -10.2% | 9.6% | -0.4% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 17.7% | 15.8% | -1.9% | 13.4% | 2.4% |
| Apprenticeship | 3.9% | 6.2% | 2.3% | 5.3% | 0.9% |
| HNC, HND or 2+ A Levels | 12.9% | 18.5% | 5.6% | 16.9% | 1.6% |
| Degree or Similar | 16.4% | 23.1% | 6.7% | 33.8% | -10.7% |
| Other | 4.3% | 3.8% | -0.5% | 2.8% | 1.0% |
In this area, the population is predominantly white, with 100% 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) | |
|---|---|---|---|---|---|
| Mixed White and Asian | 0.7% | 0% | -0.7% | 0.8% | -0.8% |
| Mixed White and Caribbean | 0.3% | 0% | -0.3% | 0.9% | -0.9% |
| White | 98.6% | 100% | 1.4% | 81.4% | 18.6% |
| Other | 0.3% | 0% | -0.3% | 1.6% | -1.6% |
In this area, 97.7% 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 | 96.6% | 97.7% | 1.1% | 83.2% | 14.5% |
| European Union | 1.7% | 2% | 0.3% | 6.1% | -4.1% |
| Africa | 0.7% | 0% | -0.7% | 2.7% | -2.7% |
| Middle East and Asia | 0.3% | 0% | -0.3% | 5.6% | -5.6% |
| The Americas and the Caribbean | 0% | 0.3% | 0.3% | 1.3% | -1.0% |
| Oceania | 0.7% | 0% | -0.7% | 0.3% | -0.3% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 96.2% | 97.7% | 1.5% | 83.2% | 14.5% |
| 10+ Years | 0% | 2% | 2.0% | 9.8% | -7.8% |
| 2-5 Years | 0% | 0.3% | 0.3% | 2.2% | -1.9% |
| Less than 2 years | 3.8% | 0% | -3.8% | 1.9% | -1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 80.8% | 76.7% | 4.1% |
| Portugal | 0.3% | 0.5% | -0.2% |
| Other EU countries | 0.3% | 1.5% | -1.2% |
| North America and the Caribbean | 0.3% | 0.3% | 0.0% |
| No passport held | 18.2% | 13.5% | 4.7% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 49.8% | 37.2% | 12.6% |
| Christian | 45.9% | 46.2% | -0.3% |
| Not answered | 4.2% | 6.0% | -1.8% |
Over the last 12 months, the overall crime rate around Montclaire Avenue was 281.3 per 1,000 residents, which is 81.0% higher than the Blackwood average. The most reported crime type was Anti-social behaviour.
Montclaire Avenue has the 2nd highest crime rate of 21 local areas in Blackwood and the 23rd highest crime rate of 569 local areas in Caerphilly .
Violent and sexual offences accounted for around 78.1 crimes per 1,000 residents and have been falling year on year. Over the last decade, overall crime has risen by about 23.4%.

Households in this area have a slightly lower level of wealth to the average household in England and Wales. 68% of analyzed areas in England and Wales have higher average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 56 Montclaire Avenue, Blackwood, Caerphilly Semi-Detached, an established residential building | £186,000 | 2022-11-18 | £197,082 |
| 53 Montclaire Avenue, Blackwood, Caerphilly Semi-Detached, an established residential building | £130,000 | 2022-10-07 | £139,970 |
| 42 Montclaire Avenue, Blackwood, Caerphilly Semi-Detached, an established residential building | £203,000 | 2021-10-28 | £250,696 |
| 42 Montclaire Avenue, Blackwood, Caerphilly Semi-Detached, an established residential building | £90,000 | 2020-11-30 | £123,432 |
| 44 Montclaire Avenue, Blackwood, Caerphilly Semi-Detached, an established residential building | £159,950 | 2019-11-27 | £232,833 |
| Full-Time Employee | 82 |
| Retired | 72 |
| Part-Time Employee | 33 |
| Long-Term Sick or disabled | 17 |
| Student (economically inactive) | 14 |
| Self-Employed | 10 |
| Unemployed | 10 |
| Other | 9 |
| Looking after home or family | 8 |
| Full-Time Student (with or without job) | 5 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 22 |
| Public administration and defence; compulsory social security | 19 |
| Manufacturing | 18 |
| Construction | 13 |
| Human health and social work activities | 12 |
| Accommodation and food service activities | 10 |
| Education | 7 |
| Other | 7 |
| Administrative and support service activities | 5 |
| Information and communication | 4 |
| Financial and insurance activities | 3 |
| Professional, scientific and technical activities | 3 |
| Real estate activities | 2 |
| Electricity, gas, steam and air conditioning supply | 1 |
| Transport and storage | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Libanus Primary School Libanus Rd , Blackwood NP12 1EH | - not rated | 363 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Penllwyn Primary School Fleur-De-Lys Avenue , Pontllanfraith NP12 2NT | - not rated | 711 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Blackwood Primary School Apollo Way , NP12 1WA | - not rated | 787 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Pontllanfraith Primary School Penmaen Road , Pontllanfraith NP12 2DN | - not rated | 1,168 yd | Welsh establishment | Not Applicable | Not applicable | More About School |
| Blackwood Comprehensive School Ty Isha Terrace , Cen Fforest NP12 1ER | - not rated | 1,301 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 |
|---|---|---|---|
| Sun Valley | 150 High Street | 544 yd | |
| McKenzies Cafe | Top Floor Flat, 185 High Street | 606 yd | |
| Caesars | 171 High Street | 613 yd | |
| Woodies | Gravel Lane | 626 yd | |
| Big Dog Coffee Co | Shop Unit, 138-140 High Street | 637 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Blackwood Town Cricket Club | Blackwood Cricket Club, Gordon Road | 303 yd | |
| Brewers Lodge | Brewers Lodge, Gordon Road | 451 yd | |
| The Bumble Bee | Unit 8, Blackwood Gate Retail Park | 463 yd | |
| Blackwood Stars RFC | Former St John's Ambulance Hall, Gordon Road | 482 yd | |
| Maxime Cinema | Maxime Cinema, High Street | 544 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Blackwood Favourite Ltd | 231 High Street | 529 yd | |
| New Yummies | 134 High Street | 544 yd | |
| Linda's House | 166 High Street | 544 yd | |
| Royal Kebabs | 174 High Street | 544 yd | |
| Papa Johns Pizza | Unit B, 201 High Street | 572 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Aldi | Unit 1, Blackwood Gate Retail Park | 463 yd | |
| Iceland | 12 The Market Place | 672 yd | |
| Tesco | Unit C, Highfields Way | 717 yd | |
| One Stop | Shop Unit, 3-4 The Circle, Manor Road | 1,061 yd | |
| Asda | Asda, Cliff Road | 1,071 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 | 47 Mbit/s |
| Average download speed | 46.2 Mbit/s |
| Minimum download speed | 80 Mbit/s |
| Maximum download speed | 80 Mbit/s |
| Median upload speed | 10.3 Mbit/s |
| Average upload speed | 9.7 Mbit/s |
| Maximum upload speed | 20 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.