Elmcroft Avenue is in Sidcup and in Bexley district. DA15 8NN is located in the Blackfen & Lamorbey electoral ward, within the English Parliamentary constituency of Old Bexley and Sidcup. This postcode has been in use since 1980-01-01.
StreetScan combines information about Elmcroft Avenue, Sidcup, DA15 8NN and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: DA15 8NW, DA15 8LR, DA15 8NL, DA15 8LA, DA15 8LP, DA15 8JX, DA15 8LS, DA15 8NJ, DA15 8NH.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around DA15 8NN is generally consistent with those figures, having a male population of 48.8%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 49.1% | 51.2% | 2.1% | 51.0% | 0.2% |
| Male | 50.9% | 48.8% | -2.1% | 49.0% | -0.2% |
Across the UK, the average relationship status breakdown is roughly 44% married, 38% single, 9% divorced, 6% widowed, and 2% separated.
In the immediate vicinity of DA15 8NN there is a very large concentration of residents that are married - 52.9% 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 | 33.4% | 32.2% | -1.2% | 37.9% | -5.7% |
| Married: Opposite sex | 55.7% | 52.9% | -2.8% | 44.2% | 8.7% |
| Separated | 2.3% | 1.2% | -1.1% | 2.2% | -1.0% |
| Divorced | 3.5% | 5.9% | 2.4% | 9.1% | -3.2% |
| Widowed | 5% | 7.7% | 2.7% | 6.1% | 1.6% |
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 (87.9%) 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 | 53% | 57.6% | 4.6% | 48.4% | 9.2% |
| Good health | 34.7% | 30.3% | -4.4% | 33.6% | -3.3% |
| Fair health | 9.5% | 9.3% | -0.2% | 12.7% | -3.4% |
| Bad health | 2.3% | 2.6% | 0.3% | 4.0% | -1.4% |
| Very bad health | 0.5% | 0.3% | -0.2% | 1.2% | -0.9% |
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 low percentage of residents with higher education degree. The UK average is 33.8%, while in this area it is 21.7%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 20.5% | 13.7% | -6.8% | 18.2% | -4.5% |
| 1-4 GCSEs or Equivalent | 15% | 13% | -2.0% | 9.6% | 3.4% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 22% | 18.9% | -3.1% | 13.4% | 5.5% |
| Apprenticeship | 5.3% | 5.9% | 0.6% | 5.3% | 0.6% |
| HNC, HND or 2+ A Levels | 13.5% | 24.5% | 11.0% | 16.9% | 7.6% |
| Degree or Similar | 20.5% | 21.7% | 1.2% | 33.8% | -12.1% |
| Other | 3.2% | 2.2% | -1.0% | 2.8% | -0.6% |
This area closely mirrors the overall ethnic composition of the UK, with 89.5% of the population identifying as white, with UK average of 81.4%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Bangladeshi | 1.4% | 0.8% | -0.6% | 1.1% | -0.3% |
| Chinese | 0.5% | 0.5% | 0.0% | 0.7% | -0.2% |
| Indian | 1.2% | 0% | -1.2% | 3.1% | -3.1% |
| Other Asian | 2.8% | 1.5% | -1.3% | 1.6% | -0.1% |
| Black African | 0.5% | 0.5% | 0.0% | 2.5% | -2.0% |
| Black Caribbean | 0.2% | 0.3% | 0.1% | 1.0% | -0.7% |
| Mixed White and Asian | 1.2% | 1.3% | 0.1% | 0.8% | 0.5% |
| Mixed White and Caribbean | 0% | 2.1% | 2.1% | 0.9% | 1.2% |
| Mixed Other | 0.7% | 1.3% | 0.6% | 0.8% | 0.5% |
| White | 91.4% | 89.5% | -1.9% | 81.4% | 8.1% |
| Arab | 0% | 0.3% | 0.3% | 0.6% | -0.3% |
| Other | 0.2% | 2.1% | 1.9% | 1.6% | 0.5% |
In this area, 94.6% 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 | 94.9% | 94.6% | -0.3% | 83.2% | 11.4% |
| European Union | 0% | 1.6% | 1.6% | 6.1% | -4.5% |
| Rest of Europe | 0.9% | 0.5% | -0.4% | 0.8% | -0.3% |
| Africa | 1.2% | 1.8% | 0.6% | 2.7% | -0.9% |
| Middle East and Asia | 2.8% | 1.3% | -1.5% | 5.6% | -4.3% |
| The Americas and the Caribbean | 0.2% | 0% | -0.2% | 1.3% | -1.3% |
| 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 | 94.2% | 93.6% | -0.6% | 83.2% | 10.4% |
| 10+ Years | 0% | 6.4% | 6.4% | 9.8% | -3.4% |
| 5-10 Years | 0.2% | 0% | -0.2% | 2.9% | -2.9% |
| 2-5 Years | 0.7% | 0% | -0.7% | 2.2% | -2.2% |
| Less than 2 years | 4.9% | 0% | -4.9% | 1.9% | -1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 92% | 76.7% | 15.3% |
| Ireland | 0.8% | 0.6% | 0.2% |
| Poland | 0.8% | 1.3% | -0.5% |
| Eastern Asia | 0.5% | 0.3% | 0.2% |
| Oceania | 0.3% | 0.1% | 0.2% |
| No passport held | 5.7% | 13.5% | -7.8% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 37.4% | 37.2% | 0.2% |
| Christian | 51.5% | 46.2% | 5.3% |
| Buddhist | 0.3% | 0.5% | -0.2% |
| Muslim | 1.8% | 6.5% | -4.7% |
| Other religion | 0.3% | 0.6% | -0.3% |
| Not answered | 8.7% | 6.0% | 2.7% |
Over the last 12 months, the overall crime rate around Elmcroft Avenue was 54.6 per 1,000 residents, which is 0.6% lower than the Blackfen & Lamorbey average. The most reported crime type was Violence and sexual offences.
Elmcroft Avenue has the 39th highest crime rate of 120 local areas in Blackfen & Lamorbey and the 360th lowest crime rate of 725 local areas in Bexley .
Violent and sexual offences accounted for around 23.0 crimes per 1,000 residents and have been rising year on year. Over the last decade, overall crime has risen by about 48.8%.

Households in this area have a higher level of wealth to the average household in England and Wales. 87% of analyzed areas in England and Wales have lower average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 40 Elmcroft Avenue, Sidcup, Greater London Semi-Detached, an established residential building | £710,000 | 2024-09-13 | £702,770 |
| 14 Elmcroft Avenue, Sidcup, Greater London Semi-Detached, an established residential building | £540,000 | 2023-12-08 | £554,841 |
| 34 Elmcroft Avenue, Sidcup, Greater London Semi-Detached, an established residential building | £527,000 | 2023-06-12 | £539,772 |
| 40 Elmcroft Avenue, Sidcup, Greater London Semi-Detached, an established residential building | £460,000 | 2023-04-05 | £460,000 |
| 44 Elmcroft Avenue, Sidcup, Greater London Semi-Detached, an established residential building | £750,000 | 2022-11-29 | £728,272 |
DA15 8NN area has a low unemployment rate. According to Census 2021, 1% 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 | 108 |
| Retired | 79 |
| Part-Time Employee | 41 |
| Self-Employed | 32 |
| Student (economically inactive) | 16 |
| Looking after home or family | 14 |
| Other | 10 |
| Long-Term Sick or disabled | 7 |
| Full-Time Student (with or without job) | 5 |
| Unemployed | 4 |
| Construction | 31 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 26 |
| Education | 19 |
| Human health and social work activities | 18 |
| Professional, scientific and technical activities | 17 |
| Financial and insurance activities | 16 |
| Other | 16 |
| Public administration and defence; compulsory social security | 13 |
| Information and communication | 12 |
| Transport and storage | 11 |
| Accommodation and food service activities | 7 |
| Manufacturing | 7 |
| Administrative and support service activities | 6 |
| Real estate activities | 4 |
| Electricity, gas, steam and air conditioning supply | 3 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Abbey Wood Nursery School Dahlia Road , SE2 0SX | 3out of 4 | 4,903 yd | Local authority nursery school | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Days Lane Primary School Days Lane , DA15 8JU | 3out of 4 | 50 yd | Academy converter | Yes | Mixed | More About School |
| Our Lady of the Rosary Catholic Primary School Holbeach Gardens , Blackfen DA15 8QW | 3out of 4 | 449 yd | Voluntary aided school | Yes | Mixed | More About School |
| Alderwood Primary School Rainham Close , Eltham SE9 2JH | 2out of 4 | 895 yd | Academy converter | No | Mixed | More About School |
| Chatsworth Infant School Burnt Oak Lane , DA15 9DD | 3out of 4 | 1,032 yd | Academy converter | Yes | Mixed | More About School |
| Sherwood Park Primary School Sherwood Park Avenue , DA15 9JQ | 3out of 4 | 1,068 yd | Academy converter | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Blackfen School for Girls Blackfen Road , DA15 9NU | 3out of 4 | 1,111 yd | Academy converter | No | Girls | More About School |
| Bexley Grammar School Danson Lane , DA16 2BL | 4out of 4 | 1,338 yd | Academy converter | Not Applicable | Mixed | More About School |
| Harris Academy Falconwood The Green , DA16 2PE | 4out of 4 | 1,474 yd | Academy sponsor led | Not Applicable | Mixed | More About School |
| Chislehurst and Sidcup Grammar School Hurst Road , DA15 9AG | 3out of 4 | 1,580 yd | Academy converter | Not Applicable | Mixed | More About School |
| Hurstmere School Hurst Road , DA15 9AW | 2out of 4 | 1,657 yd | Academy converter | Not Applicable | Boys | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Shooters Hill Sixth Form College Red Lion Lane , SE18 4LD | - not rated | 4,150 yd | Academy 16-19 converter | No | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Marlborough School Marlborough Park Avenue , DA15 9DP | 3out of 4 | 808 yd | Community special school | Not Applicable | Mixed | More About School |
| Rose Bruford College Lamorbey Park , Burnt Oak Lane DA15 9DF | - not rated | 1,208 yd | Higher education institutions | Not Applicable | Mixed | More About School |
| Park View Academy 146-148 Parkview Road , DA16 1SR | - not rated | 2,195 yd | Other independent special school | Not Applicable | Mixed | More About School |
| West Lodge School 36 Station Road , Sidcup DA15 7DU | - not rated | 2,213 yd | Other independent school | Yes | Mixed | More About School |
| Benedict House Preparatory School 1-5 Victoria Road , DA15 7HD | - not rated | 2,241 yd | Other independent school | Yes | Mixed | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Sweet Fig | 195 Days Lane, Sidcup | 201 yd | |
| El Iberico | 21 The Oval, Sidcup | 298 yd | |
| Banana Garden | 17 The Oval, Sidcup | 298 yd | |
| Oval Cafe | 13 The Oval, Sidcup | 298 yd | |
| The Oval Brasserie | 49 The Oval, Sidcup | 299 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Rosary Parish Club | 330A Burnt Oak Lane, Sidcup | 246 yd | |
| The Hangar Sidcup | 37 The Oval, Sidcup | 303 yd | |
| George Staples (88th Street / Value Mighty / Sin City Burger | 273 Blackfen Road, Sidcup | 563 yd | |
| Tap Sidcup | 3 Wellington Parade, Blackfen Road | 594 yd | |
| Copper House Blackfen | 31 Wellington Parade, Blackfen Road | 602 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Oval Fish Bar | 43 The Oval, Sidcup | 298 yd | |
| New World Chinese Takeaway | 39 The Oval, Sidcup | 299 yd | |
| Paya | 4 Gloucester Parade, Blackfen Road | 562 yd | |
| The Fen Chinese Take Away | 227 Blackfen Road, Sidcup | 563 yd | |
| Antalya Turkish Grill | 235 Blackfen Road, Sidcup | 563 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Tesco | 10 - 11 Blackfen Parade, Blackfen Road | 573 yd | |
| The Co-Operative | Westwood Lane, Sidcup | 615 yd |
| Facility Name | Sport Objects | Distance |
|---|---|---|
| Days Lane Primary School DAYS LANE | grass pitches | 126 yd |
| Our Lady Of The Rosery Catholic Primary School HOLBEACH GARDENS | grass pitches | 581 yd |
| Marlborough Park (Closed) Marlborough Park Avenue | grass pitches | 693 yd |
| Blackfen School For Girls BLACKFEN ROAD | grass pitches | 948 yd |
| Burnt Oak Junior School BURNT OAK LANE | grass pitches | 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 | 39.8 Mbit/s |
| Average download speed | 103.1 Mbit/s |
| Minimum download speed | 600 Mbit/s |
| Maximum download speed | 600 Mbit/s |
| Median upload speed | 7.4 Mbit/s |
| Average upload speed | 11.4 Mbit/s |
| Maximum upload speed | 40 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.