Northfield is in Hartley, Longfield and in Sevenoaks district. DA3 7EW is located in the Hartley and Hodsoll Street electoral ward, within the English Parliamentary constituency of Dartford. This postcode has been in use since 1980-01-01.
StreetScan combines information about Northfield, Hartley, Longfield, DA3 7EW and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: DA3 7EN, DA3 7EA, DA3 7EB, DA3 7HW, DA3 7ES, DA3 7DW, DA3 7DR, DA3 7ET, DA3 7DX.
In the UK, the overall gender distribution is approximately 49% male and 51% female. However, the area surrounding DA3 7EW, has a female population slightly higher than UK average, with 54% of residents being female. Several factors can contribute to this. Women generally live longer than men, resulting in a higher proportion of women in neighborhoods with significant elderly populations. Typically, as people grow older, they tend to relocate from city center addresses to suburban areas, smaller towns, and rural locations. Consequently, these areas often have a higher number of females. A higher female population can also be found in areas with industries that employ more women, such as healthcare, education, and retail.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 54.4% | 54% | -0.4% | 51.0% | 3.0% |
| Male | 45.6% | 46% | 0.4% | 49.0% | -3.0% |
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 | 36.9% | 36.8% | -0.1% | 37.9% | -1.1% |
| Married: Opposite sex | 48.5% | 46% | -2.5% | 44.2% | 1.8% |
| Married: Same sex | 0% | 0.7% | 0.7% | 0.3% | 0.4% |
| Separated | 1.1% | 0.7% | -0.4% | 2.2% | -1.5% |
| Divorced | 9.5% | 9.9% | 0.4% | 9.1% | 0.8% |
| Widowed | 4% | 5.9% | 1.9% | 6.1% | -0.2% |
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 | 49.2% | 50.4% | 1.2% | 48.4% | 2.0% |
| Good health | 36% | 33.1% | -2.9% | 33.6% | -0.5% |
| Fair health | 10.9% | 13.4% | 2.5% | 12.7% | 0.7% |
| Bad health | 3.3% | 2.7% | -0.6% | 4.0% | -1.3% |
| Very bad health | 0.6% | 0.3% | -0.3% | 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.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 24.1% | 22% | -2.1% | 18.2% | 3.8% |
| 1-4 GCSEs or Equivalent | 15.7% | 9.5% | -6.2% | 9.6% | -0.1% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 21.2% | 16.1% | -5.1% | 13.4% | 2.7% |
| Apprenticeship | 5.1% | 4.4% | -0.7% | 5.3% | -0.9% |
| HNC, HND or 2+ A Levels | 9.9% | 17.2% | 7.3% | 16.9% | 0.3% |
| Degree or Similar | 21.9% | 27.1% | 5.2% | 33.8% | -6.7% |
| Other | 2.2% | 3.7% | 1.5% | 2.8% | 0.9% |
In this area, the population is predominantly white, with 93.8% 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 | 0% | 0.9% | 0.9% | 0.7% | 0.2% |
| Indian | 0.6% | 0% | -0.6% | 3.1% | -3.1% |
| Other Asian | 0% | 0.3% | 0.3% | 1.6% | -1.3% |
| Black African | 0% | 2.4% | 2.4% | 2.5% | -0.1% |
| Other Black | 0.9% | 0.6% | -0.3% | 0.5% | 0.1% |
| Mixed White and Asian | 0% | 0.9% | 0.9% | 0.8% | 0.1% |
| Mixed White and Caribbean | 0.3% | 0.6% | 0.3% | 0.9% | -0.3% |
| Mixed Other | 0.9% | 0% | -0.9% | 0.8% | -0.8% |
| White | 97% | 93.8% | -3.2% | 81.4% | 12.4% |
| Other | 0.3% | 0.6% | 0.3% | 1.6% | -1.0% |
In this area, 92.8% 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 | 96.7% | 92.8% | -3.9% | 83.2% | 9.6% |
| European Union | 1.2% | 3% | 1.8% | 6.1% | -3.1% |
| Rest of Europe | 0.3% | 0.6% | 0.3% | 0.8% | -0.2% |
| Africa | 1.5% | 2.4% | 0.9% | 2.7% | -0.3% |
| Middle East and Asia | 0% | 1.2% | 1.2% | 5.6% | -4.4% |
| The Americas and the Caribbean | 0.3% | 0% | -0.3% | 1.3% | -1.3% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 95.8% | 93.1% | -2.7% | 83.2% | 9.9% |
| 10+ Years | 0% | 4.2% | 4.2% | 9.8% | -5.6% |
| 5-10 Years | 0.6% | 0.3% | -0.3% | 2.9% | -2.6% |
| 2-5 Years | 0.3% | 2.1% | 1.8% | 2.2% | -0.1% |
| Less than 2 years | 3.3% | 0.3% | -3.0% | 1.9% | -1.6% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 83.2% | 76.7% | 6.5% |
| Ireland | 1.2% | 0.6% | 0.6% |
| Portugal | 0.9% | 0.5% | 0.4% |
| Lithuania | 0.6% | 0.3% | 0.3% |
| Poland | 0.3% | 1.3% | -1.0% |
| Other EU countries | 1.8% | 1.5% | 0.3% |
| Central and Western Africa | 0.6% | 0.3% | 0.3% |
| South-East Asia | 0.3% | 0.2% | 0.1% |
| No passport held | 11.1% | 13.5% | -2.4% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 52.5% | 37.2% | 15.3% |
| Christian | 40.6% | 46.2% | -5.6% |
| Buddhist | 0.6% | 0.5% | 0.1% |
| Other religion | 0.3% | 0.6% | -0.3% |
| Not answered | 6% | 6.0% | 0.0% |
Over the last 12 months, the overall crime rate around Northfield was 57.4 per 1,000 residents, which is 5.9% lower than the Ash and New Ash Green average. The most reported crime type was Violence and sexual offences.
Northfield has the 14th highest crime rate of 34 local areas in Ash and New Ash Green and the 146th highest crime rate of 361 local areas in Sevenoaks .
Violent and sexual offences accounted for around 21.1 crimes per 1,000 residents and have remained broadly unchanged year on year. Over the last decade, overall crime has fallen by about -81.4%.

Households in this area have a slightly higher level of wealth to the average household in England and Wales. 62% of analyzed areas in England and Wales have lower average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 21 Northfield, Longfield, Kent Terraced, an established residential building | £350,000 | 2024-12-11 | £369,600 |
| 35 Northfield, Longfield, Kent Terraced, an established residential building | £400,000 | 2024-09-18 | £417,391 |
| 15 Northfield, Longfield, Kent Terraced, an established residential building | £357,500 | 2023-11-14 | £381,333 |
| 22 Northfield, Longfield, Kent Terraced, an established residential building | £332,000 | 2023-01-20 | £350,592 |
| 13 Northfield, Longfield, Kent Terraced, an established residential building | £355,000 | 2022-01-21 | £406,154 |
DA3 7EW area has a high level of entrepreneurship. Only 16% of streets have higher percent of entrepreneur residents. 13% of population in this area is self-employed, while the average in the UK is 9.7%. High number of entrepreneurs usually leads to relatively high economic growth, higher paid jobs and better quality of life in the area.
| Full-Time Employee | 97 |
| Retired | 69 |
| Self-Employed | 36 |
| Part-Time Employee | 32 |
| Unemployed | 10 |
| Student (economically inactive) | 9 |
| Looking after home or family | 9 |
| Long-Term Sick or disabled | 7 |
| Full-Time Student (with or without job) | 2 |
| Other | 1 |
| Human health and social work activities | 29 |
| Construction | 28 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 26 |
| Education | 18 |
| Professional, scientific and technical activities | 13 |
| Administrative and support service activities | 13 |
| Other | 12 |
| Information and communication | 9 |
| Financial and insurance activities | 9 |
| Transport and storage | 9 |
| Public administration and defence; compulsory social security | 9 |
| Manufacturing | 8 |
| Accommodation and food service activities | 4 |
| Water supply; sewerage, waste management and remediation activities | 3 |
| Electricity, gas, steam and air conditioning supply | 2 |
| Real estate activities | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Woodview Primary School Main Road , DA3 7PW | - not rated | 621 yd | Community school | Not Applicable | Mixed | More About School |
| Langafel Church of England Voluntary Controlled Primary School Main Road , DA3 7PW | 2out of 4 | 826 yd | Voluntary controlled school | No | Mixed | More About School |
| Our Lady of Hartley Catholic Primary School, Hartley, Longfield Stack Lane , Hartley DA3 8BL | 4out of 4 | 988 yd | Academy converter | No | Mixed | More About School |
| Our Lady of Hartley Catholic Primary School, Hartley, Longfield Stack Lane , Hartley DA3 8BL | - not rated | 988 yd | Voluntary aided school | No | Mixed | More About School |
| Hartley Primary School Round Ash Way , Hartley DA3 8BT | - not rated | 1,327 yd | Community school | No | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Axton Chase School Main Road , DA3 7PH | - not rated | 394 yd | Community school | Not Applicable | Mixed | More About School |
| Leigh Academy Longfield Main Road , DA3 7PH | 3out of 4 | 394 yd | Academy sponsor led | Not Applicable | Mixed | More About School |
| Meopham School Wrotham Road , Meopham DA13 0AH | 3out of 4 | 4,918 yd | Academy sponsor led | No | Mixed | More About School |
| Meopham School Wrotham Road , Meopham DA13 0AH | - not rated | 4,918 yd | Foundation school | No | Mixed | More About School |
| Northfleet School for Girls Hall Road , Northfleet DA11 8AQ | 3out of 4 | 5,014 yd | Foundation school | No | Girls | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Longfield CofE Middle School Main Road , DA3 7PW | - not rated | 753 yd | Voluntary controlled school | Not Applicable | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| The Phoenix Centre The Woodview Site , Main Road DA3 7PW | - not rated | 621 yd | Pupil referral unit | Not Applicable | Mixed | More About School |
| The West Kent Hospital School Service Main Road , DA3 7PN | - not rated | 719 yd | Community special school | Not Applicable | Mixed | More About School |
| Rowhill School Main Road , DA3 7PW | 3out of 4 | 777 yd | Foundation special school | No | Mixed | More About School |
| Steephill School Off Castle Hill , Fawkham DA3 7BG | - not rated | 1,006 yd | Other independent school | Yes | Mixed | More About School |
| Milestone School Ash Road , New Ash Green DA3 8JZ | - not rated | 2,511 yd | Community special school | Yes | Mixed | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Dolly's Diner | Dollys Diner, 81 Station Road | 647 yd | |
| Longfield Tandoori | 77 Station Road, Longfield | 647 yd | |
| Taste Of China | 71 Station Road, Longfield | 647 yd | |
| Costa Coffee | 20 Station Road, Longfield | 784 yd | |
| Efsane | 29 Station Road, Longfield | 784 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Railway Tavern | 2 Station Road, Longfield | 784 yd | |
| Hartley & District Social Club | Hartley & District Social Club Ltd, Ash Road | 984 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Station Fish Bar | 73 Station Road, Longfield | 647 yd | |
| Longfield Kebab House | Longfield Kebab, 4 Station Road | 784 yd | |
| Domino's Pizza | Dominos Pizza, 12 Station Road | 784 yd | |
| Sher-E-Bangla | Sher-e-bangla, 33 Station Road | 784 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| McColls | 69 Station Road, Longfield | 647 yd | |
| Waitrose | 63 Station Road, Longfield | 647 yd | |
| The Co-operative | 14 Station Road, Longfield | 835 yd |
| Facility Name | Sport Objects | Distance |
|---|---|---|
| Longfield Academy MAIN ROAD | grass pitches, health and fitness suite | 304 yd |
| Rowhill School Main Road | grass pitches | 604 yd |
| Langafel Church Of England Primary School Main Road | grass pitches | 782 yd |
| Our Lady Of Hartley Catholic Primary School STACK LANE | grass pitches | 992 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 | 40 Mbit/s |
| Average download speed | 41.9 Mbit/s |
| Minimum download speed | 159.98 Mbit/s |
| Maximum download speed | 159.98 Mbit/s |
| Median upload speed | 7.3 Mbit/s |
| Average upload speed | 7.8 Mbit/s |
| Maximum upload speed | 30.04 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.