Dellsome Lane is in Welham Green, Hatfield and in Welwyn Hatfield district. AL9 7DY is located in the Welham Green and Hatfield South electoral ward, within the English Parliamentary constituency of Welwyn Hatfield. This postcode has been in use since 1980-01-01.
StreetScan combines information about Dellsome Lane, Welham Green, Hatfield, AL9 7DY and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: AL9 7NF, AL9 7DX, AL9 7FA, AL9 7DU, AL9 7DG, AL9 7ED, AL9 7DF, AL9 7NL, AL9 7DS.
In the UK, the overall gender distribution is approximately 49% male and 51% female. However, the area surrounding AL9 7DY is primarily male, with 55.5% of the population 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% | 44.5% | -5.5% | 51.0% | -6.5% |
| Male | 50% | 55.5% | 5.5% | 49.0% | 6.5% |
Across the UK, the average relationship status breakdown is roughly 44% married, 38% single, 9% divorced, 6% widowed, and 2% separated.
In the immediate area around AL9 7DY, a significant portion of the population is single, making up 48.5% of the residents. On average, approximately 38% of individuals who responded to the census in the UK were single. Areas with higher single populations are typically urban centers, university towns, regions with dynamic job markets, rich cultural offerings and entertainment facilities. These regions also tend to have a younger demographic.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Single | 43.6% | 48.5% | 4.9% | 37.9% | 10.6% |
| Married: Opposite sex | 31.4% | 34.5% | 3.1% | 44.2% | -9.7% |
| Married: Same sex | 0.5% | 0% | -0.5% | 0.3% | -0.3% |
| Separated | 3.2% | 3.1% | -0.1% | 2.2% | 0.9% |
| Divorced | 12.7% | 8.7% | -4.0% | 9.1% | -0.4% |
| Widowed | 8.6% | 5.2% | -3.4% | 6.1% | -0.9% |
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 | 47.7% | 47.2% | -0.5% | 48.4% | -1.2% |
| Good health | 31.5% | 35.8% | 4.3% | 33.6% | 2.2% |
| Fair health | 14.2% | 11.1% | -3.1% | 12.7% | -1.6% |
| Bad health | 6.2% | 5.2% | -1.0% | 4.0% | 1.2% |
| Very bad health | 0.4% | 0.7% | 0.3% | 1.2% | -0.5% |
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% | 20% | -4.1% | 18.2% | 1.8% |
| 1-4 GCSEs or Equivalent | 14.1% | 9.6% | -4.5% | 9.6% | 0.0% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 13.2% | 18.3% | 5.1% | 13.4% | 4.9% |
| Apprenticeship | 1.8% | 3.9% | 2.1% | 5.3% | -1.4% |
| HNC, HND or 2+ A Levels | 13.6% | 17% | 3.4% | 16.9% | 0.1% |
| Degree or Similar | 24.1% | 29.1% | 5.0% | 33.8% | -4.7% |
| Other | 9.1% | 2.2% | -6.9% | 2.8% | -0.6% |
This area closely mirrors the overall ethnic composition of the UK, with 81.7% of the population identifying as white, with UK average of 81.4%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Bangladeshi | 0% | 1.8% | 1.8% | 1.1% | 0.7% |
| Chinese | 3.8% | 1.5% | -2.3% | 0.7% | 0.8% |
| Indian | 4.6% | 2.2% | -2.4% | 3.1% | -0.9% |
| Pakistani | 0.4% | 1.5% | 1.1% | 2.7% | -1.2% |
| Other Asian | 1.5% | 1.8% | 0.3% | 1.6% | 0.2% |
| Black African | 2.3% | 4% | 1.7% | 2.5% | 1.5% |
| Other Black | 0% | 0.4% | 0.4% | 0.5% | -0.1% |
| Mixed White and Asian | 0% | 1.1% | 1.1% | 0.8% | 0.3% |
| Mixed White and African | 0% | 0.4% | 0.4% | 0.4% | 0.0% |
| Mixed White and Caribbean | 0.8% | 1.1% | 0.3% | 0.9% | 0.2% |
| Mixed Other | 0.8% | 0.4% | -0.4% | 0.8% | -0.4% |
| White | 85.8% | 81.7% | -4.1% | 81.4% | 0.3% |
| Gypsy or Irish Traveller | 0% | 0.4% | 0.4% | 0.1% | 0.3% |
| Roma | 0% | 1.1% | 1.1% | 0.2% | 0.9% |
| Other | 0% | 0.7% | 0.7% | 1.6% | -0.9% |
In this area, 77.9% 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 | 79.2% | 77.9% | -1.3% | 83.2% | -5.3% |
| European Union | 9.6% | 9.9% | 0.3% | 6.1% | 3.8% |
| Rest of Europe | 0.8% | 1.1% | 0.3% | 0.8% | 0.3% |
| Africa | 2.7% | 5.1% | 2.4% | 2.7% | 2.4% |
| Middle East and Asia | 7.3% | 4.8% | -2.5% | 5.6% | -0.8% |
| The Americas and the Caribbean | 0% | 1.1% | 1.1% | 1.3% | -0.2% |
| Oceania | 0.4% | 0% | -0.4% | 0.3% | -0.3% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 77.3% | 77.7% | 0.4% | 83.2% | -5.5% |
| 10+ Years | 4.6% | 12.5% | 7.9% | 9.8% | 2.7% |
| 5-10 Years | 6.2% | 4.8% | -1.4% | 2.9% | 1.9% |
| 2-5 Years | 3.8% | 2.2% | -1.6% | 2.2% | 0.0% |
| Less than 2 years | 8.1% | 2.9% | -5.2% | 1.9% | 1.0% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 71% | 76.7% | -5.7% |
| Ireland | 0.7% | 0.6% | 0.1% |
| Poland | 2.6% | 1.3% | 1.3% |
| Romania | 1.8% | 0.9% | 0.9% |
| Other EU countries | 4% | 1.5% | 2.5% |
| Other Europe | 0.4% | 0.2% | 0.2% |
| Central and Western Africa | 0.7% | 0.3% | 0.4% |
| South and Eastern Africa | 2.6% | 0.2% | 2.4% |
| Southern Asia | 1.5% | 1.2% | 0.3% |
| South-East Asia | 0.4% | 0.2% | 0.2% |
| North America and the Caribbean | 0.4% | 0.3% | 0.1% |
| No passport held | 14% | 13.5% | 0.5% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 36.6% | 37.2% | -0.6% |
| Christian | 50.2% | 46.2% | 4.0% |
| Hindu | 1.5% | 1.7% | -0.2% |
| Jewish | 0.7% | 0.5% | 0.2% |
| Muslim | 4% | 6.5% | -2.5% |
| Other religion | 1.1% | 0.6% | 0.5% |
| Not answered | 5.9% | 6.0% | -0.1% |
Over the last 12 months, the overall crime rate around Dellsome Lane was 34.3 per 1,000 residents, which is 63.1% lower than the Hatfield South West average. The most reported crime type was Anti-social behaviour.
Dellsome Lane has the 4th lowest crime rate of 19 local areas in Hatfield South West and the 85th lowest crime rate of 363 local areas in Welwyn Hatfield .
Violent and sexual offences accounted for around 10.3 crimes per 1,000 residents and have been falling year on year. Over the last decade, overall crime has fallen by about -51.6%.

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 6 Caxton Lodge, 3 Dellsome Lane, Hatfield, Hertfordshire Flats/Maisonettes, an established residential building | £235,000 | 2024-07-12 | £230,688 |
| Flat 3 Caxton Lodge, 3 Dellsome Lane, Hatfield, Hertfordshire Flats/Maisonettes, an established residential building | £240,000 | 2023-11-14 | £240,750 |
| Flat 4 Caxton Lodge, 3 Dellsome Lane, Hatfield, Hertfordshire Flats/Maisonettes, an established residential building | £245,000 | 2023-10-03 | £241,737 |
| Flat 1 Caxton Lodge, 3 Dellsome Lane, Hatfield, Hertfordshire Flats/Maisonettes, an established residential building | £215,000 | 2023-05-24 | £212,572 |
| 23 Dellsome Lane, Hatfield, Hertfordshire Other, an established residential building | £847,160 | 2023-03-31 | £834,167 |
AL9 7DY area has a low unemployment rate. According to Census 2021, 3% 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 | 102 |
| Retired | 31 |
| Self-Employed | 27 |
| Part-Time Employee | 25 |
| Long-Term Sick or disabled | 11 |
| Other | 11 |
| Full-Time Student (with or without job) | 9 |
| Looking after home or family | 8 |
| Unemployed | 7 |
| Student (economically inactive) | 3 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 26 |
| Education | 15 |
| Accommodation and food service activities | 12 |
| Public administration and defence; compulsory social security | 12 |
| Information and communication | 10 |
| Administrative and support service activities | 8 |
| Human health and social work activities | 8 |
| Construction | 7 |
| Professional, scientific and technical activities | 7 |
| Transport and storage | 6 |
| Other | 5 |
| Financial and insurance activities | 5 |
| Manufacturing | 4 |
| Water supply; sewerage, waste management and remediation activities | 3 |
| Real estate activities | 2 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Birchwood Nursery School Birchway , Crawford Road AL10 0PD | 4out of 4 | 4,111 yd | Local authority nursery school | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| St Mary's Church of England Primary School Dellsome Lane , North Mymms AL9 7NE | 3out of 4 | 211 yd | Voluntary aided school | No | Mixed | More About School |
| De Havilland Primary School Travellers Lane , AL10 8TQ | - not rated | 1,754 yd | Academy sponsor led | Yes | Mixed | More About School |
| Brookmans Park Primary School Bradmore Way , Brookmans Park AL9 7QY | 3out of 4 | 1,841 yd | Foundation school | Yes | Mixed | More About School |
| Oak View Primary and Nursery School Woods Avenue , AL10 8NW | 3out of 4 | 2,588 yd | Community school | Yes | Mixed | More About School |
| St Philip Howard Catholic Primary School Woods Avenue , AL10 8NN | 3out of 4 | 2,753 yd | Voluntary aided school | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Chancellor's School Pine Grove , Brookmans Park AL9 7BN | 3out of 4 | 2,904 yd | Academy converter | No | Mixed | More About School |
| Bishop's Hatfield Girls' School Woods Avenue , AL10 8NL | 4out of 4 | 2,916 yd | Academy converter | Not Applicable | Girls | More About School |
| Onslow St Audreys School Old Rectory Drive , AL10 8AB | 2out of 4 | 3,045 yd | Academy converter | No | Mixed | More About School |
| Mount Grace School Church Road , EN6 1EZ | 2out of 4 | 4,770 yd | Academy converter | Not Applicable | Mixed | More About School |
| Nicholas Breakspear Catholic School Colney Heath Lane , AL4 0TT | 3out of 4 | 5,374 yd | Academy converter | Not Applicable | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Links Hatfield Academy Travellers Lane , AL10 8TJ | - not rated | 1,848 yd | Academy alternative provision sponsor led | No | Mixed | More About School |
| University of Hertfordshire Hatfield Campus , College Lane AL10 9AB | - not rated | 2,715 yd | Higher education institutions | Not Applicable | Mixed | More About School |
| Southfield School Woods Avenue , AL10 8NN | 3out of 4 | 2,823 yd | Community special school | No | Mixed | More About School |
| Rhodes Wood Hospital School Shepherds Way , Brookmans Park AL9 6NN | - not rated | 4,178 yd | Other independent special school | Not Applicable | Mixed | More About School |
| Lochinver House School Heath Road , Potters Bar EN6 1LW | - not rated | 4,528 yd | Other independent school | No | Boys | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Le on Cafe | 41 Dellsome Lane, Hatfield | 1 yd | |
| Oriental Express | 31 Dellsome Lane, Hatfield | 1 yd | |
| Spice Rouge Express | 5 Dellsome Lane, Hatfield | 2 yd | |
| Ashley Wilde Group Ltd | Emmanuel House, Travellers Close | 431 yd | |
| The Rookery Cafe | Great North Road, Hatfield | 972 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Sibthorpe Arms | 19 Station Road, Hatfield | 433 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Lotus Fish Bar | 21 Dellsome Lane, Hatfield | 2 yd |
| Facility Name | Sport Objects | Distance |
|---|---|---|
| Welham Green Recreation Ground Bushwood Close | grass pitches, tennis courts | 426 yd |
| North Mymms Playing Field STATION ROAD | grass pitches | 841 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 | 97.6% |
| Percentage of premises that have coverage from a Gigabit capable service from fixed broadband | 92.9% |
| 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 | 100 Mbit/s |
| Average download speed | 111.6 Mbit/s |
| Minimum download speed | 350 Mbit/s |
| Maximum download speed | 350 Mbit/s |
| Median upload speed | 18.9 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.