Knoll Crescent is in Northwood and in Hillingdon district. HA6 1HH is located in the Northwood electoral ward, within the English Parliamentary constituency of Ruislip, Northwood and Pinner. This postcode has been in use since 1980-01-01.
StreetScan combines information about Knoll Crescent, Northwood, HA6 1HH and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: HA6 1HL, HA6 1HJ, HA6 1HR, HA6 1HQ, HA6 1HW, HA6 1HG, HA6 1HP, HA6 1HD, HA6 1HF.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The area surrounding HA6 1HH has a slightly higher male population, with 51.2% 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 | 54.5% | 48.8% | -5.7% | 51.0% | -2.2% |
| Male | 45.5% | 51.2% | 5.7% | 49.0% | 2.2% |
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 | 30.9% | 31% | 0.1% | 37.9% | -6.9% |
| Married: Opposite sex | 53.2% | 50.5% | -2.7% | 44.2% | 6.3% |
| Married: Same sex | 0.4% | 0.7% | 0.3% | 0.3% | 0.4% |
| Separated | 1.5% | 1.3% | -0.2% | 2.2% | -0.9% |
| Divorced | 7.8% | 10.8% | 3.0% | 9.1% | 1.7% |
| Widowed | 6.3% | 5.7% | -0.6% | 6.1% | -0.4% |
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 (86.2%) 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 | 40.4% | 47% | 6.6% | 48.4% | -1.4% |
| Good health | 43.7% | 39.2% | -4.5% | 33.6% | 5.6% |
| Fair health | 11.1% | 10.1% | -1.0% | 12.7% | -2.6% |
| Bad health | 4.2% | 3.1% | -1.1% | 4.0% | -0.9% |
| Very bad health | 0.6% | 0.5% | -0.1% | 1.2% | -0.7% |
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 | 13.4% | 13.5% | 0.1% | 18.2% | -4.7% |
| 1-4 GCSEs or Equivalent | 10.4% | 11.8% | 1.4% | 9.6% | 2.2% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 14.9% | 11.8% | -3.1% | 13.4% | -1.6% |
| Apprenticeship | 2.2% | 4% | 1.8% | 5.3% | -1.3% |
| HNC, HND or 2+ A Levels | 13.8% | 14.8% | 1.0% | 16.9% | -2.1% |
| Degree or Similar | 39.8% | 42.8% | 3.0% | 33.8% | 9.0% |
| Other | 5.6% | 1.3% | -4.3% | 2.8% | -1.5% |
In this area, the population is more ethnically diverse compared to the UK average. While 56.9% of the residents identify as white, which is lower than the UK average of 81.4%, there are significant representations of other ethnic groups.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Bangladeshi | 0% | 1.3% | 1.3% | 1.1% | 0.2% |
| Chinese | 1.5% | 0.3% | -1.2% | 0.7% | -0.4% |
| Indian | 23.2% | 24.2% | 1.0% | 3.1% | 21.1% |
| Pakistani | 1.2% | 4.6% | 3.4% | 2.7% | 1.9% |
| Other Asian | 3.6% | 7.1% | 3.5% | 1.6% | 5.5% |
| Black African | 1.5% | 0% | -1.5% | 2.5% | -2.5% |
| Other Black | 0.3% | 0% | -0.3% | 0.5% | -0.5% |
| Mixed White and Asian | 1.5% | 1.5% | 0.0% | 0.8% | 0.7% |
| Mixed White and Caribbean | 0.3% | 0% | -0.3% | 0.9% | -0.9% |
| Mixed Other | 2.4% | 0.8% | -1.6% | 0.8% | 0.0% |
| White | 63.9% | 56.9% | -7.0% | 81.4% | -24.5% |
| Gypsy or Irish Traveller | 0.6% | 0% | -0.6% | 0.1% | -0.1% |
| Arab | 0% | 1.5% | 1.5% | 0.6% | 0.9% |
| Other | 0% | 1.8% | 1.8% | 1.6% | 0.2% |
In this area, 68.7% of the population were born in the United Kingdom, which is lower than the UK average of 83.2%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| United Kingdom | 70.5% | 68.7% | -1.8% | 83.2% | -14.5% |
| European Union | 4.2% | 7.7% | 3.5% | 6.1% | 1.6% |
| Rest of Europe | 0.9% | 1.5% | 0.6% | 0.8% | 0.7% |
| Africa | 11.4% | 8.5% | -2.9% | 2.7% | 5.8% |
| Middle East and Asia | 10.8% | 12.3% | 1.5% | 5.6% | 6.7% |
| The Americas and the Caribbean | 2.1% | 1.3% | -0.8% | 1.3% | 0.0% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 68.4% | 68.9% | 0.5% | 83.2% | -14.3% |
| 10+ Years | 2.7% | 27% | 24.3% | 9.8% | 17.2% |
| 5-10 Years | 1.2% | 2.3% | 1.1% | 2.9% | -0.6% |
| 2-5 Years | 7.5% | 0.5% | -7.0% | 2.2% | -1.7% |
| Less than 2 years | 20.2% | 1.3% | -18.9% | 1.9% | -0.6% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 84% | 76.7% | 7.3% |
| Ireland | 1.8% | 0.6% | 1.2% |
| France | 0.3% | 0.3% | 0.0% |
| Germany | 0.3% | 0.2% | 0.1% |
| Portugal | 2.1% | 0.5% | 1.6% |
| Spain | 0.3% | 0.4% | -0.1% |
| Poland | 1% | 1.3% | -0.3% |
| Romania | 0.8% | 0.9% | -0.1% |
| Other EU countries | 2.6% | 1.5% | 1.1% |
| Other Europe | 0.3% | 0.2% | 0.1% |
| No passport held | 6.7% | 13.5% | -6.8% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 21.8% | 37.2% | -15.4% |
| Christian | 36.2% | 46.2% | -10.0% |
| Buddhist | 0.8% | 0.5% | 0.3% |
| Hindu | 15.1% | 1.7% | 13.4% |
| Jewish | 2.1% | 0.5% | 1.6% |
| Muslim | 16.9% | 6.5% | 10.4% |
| Other religion | 2.1% | 0.6% | 1.5% |
| Not answered | 5.1% | 6.0% | -0.9% |
Over the last 12 months, the overall crime rate around Knoll Crescent was 72.9 per 1,000 residents, which is 14.7% lower than the Northwood average. The most reported crime type was Violence and sexual offences.
Knoll Crescent has the 19th highest crime rate of 55 local areas in Northwood and the 383rd highest crime rate of 801 local areas in Hillingdon .
Violent and sexual offences accounted for around 17.6 crimes per 1,000 residents and have been falling year on year. Over the last decade, overall crime has fallen by about -12.1%.

Households in this area have a higher level of wealth to the average household in England and Wales. 85% of analyzed areas in England and Wales have lower average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 71 Knoll Crescent, Northwood, Greater London Terraced, an established residential building | £517,500 | 2025-10-10 | £517,500 |
| 47 Knoll Crescent, Northwood, Greater London Semi-Detached, an established residential building | £570,000 | 2025-05-28 | £573,943 |
| 75 Knoll Crescent, Northwood, Greater London Terraced, an established residential building | £523,000 | 2025-02-26 | £529,792 |
| 79 Knoll Crescent, Northwood, Greater London Terraced, an established residential building | £560,000 | 2024-11-08 | £571,843 |
| 41 Knoll Crescent, Northwood, Greater London Terraced, an established residential building | £525,000 | 2024-03-14 | £563,333 |
HA6 1HH area has a very high level of entrepreneurship. Only 11% of streets have higher percent of entrepreneur residents. 14% 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.
HA6 1HH 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 | 94 |
| Retired | 55 |
| Self-Employed | 43 |
| Part-Time Employee | 39 |
| Student (economically inactive) | 19 |
| Looking after home or family | 15 |
| Long-Term Sick or disabled | 12 |
| Unemployed | 10 |
| Other | 8 |
| Full-Time Student (with or without job) | 4 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 34 |
| Human health and social work activities | 26 |
| Professional, scientific and technical activities | 21 |
| Administrative and support service activities | 19 |
| Information and communication | 14 |
| Education | 12 |
| Other | 10 |
| Construction | 10 |
| Transport and storage | 8 |
| Financial and insurance activities | 6 |
| Public administration and defence; compulsory social security | 4 |
| Manufacturing | 3 |
| Agriculture, forestry and fishing | 1 |
| Accommodation and food service activities | 1 |
| Water supply; sewerage, waste management and remediation activities | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Oxhey Early Years Centre Eastbury Road , Oxhey WD19 4RL | 4out of 4 | 4,952 yd | Local authority nursery school | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Hillside Infant School Northwood Way , HA6 1RX | 3out of 4 | 887 yd | Foundation school | Yes | Mixed | More About School |
| Hillside Junior School Northwood Way , HA6 1RX | 3out of 4 | 887 yd | Foundation school | No | Mixed | More About School |
| Frithwood Primary School Carew Road , HA6 3NJ | 3out of 4 | 1,179 yd | Community school | Yes | Mixed | More About School |
| Harlyn Primary School Tolcarne Drive , Pinner HA5 2DR | 3out of 4 | 1,676 yd | Community school | Yes | Mixed | More About School |
| Holy Trinity CofE Primary School Rickmansworth Road , HA6 2RH | 3out of 4 | 1,723 yd | Voluntary aided school | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Northwood School Pinner Road , HA6 1QN | 4out of 4 | 1,058 yd | Academy converter | Not Applicable | Mixed | More About School |
| UTC Heathrow Potter Street , HA6 1QG | 2out of 4 | 1,091 yd | University technical college | No | Mixed | More About School |
| Haydon School Wiltshire Lane , Eastcote HA5 2LX | 4out of 4 | 1,239 yd | Academy converter | Not Applicable | Mixed | More About School |
| Bishop Ramsey Church of England School Hume Way , HA4 8EE | 4out of 4 | 3,193 yd | Academy converter | Not Applicable | Mixed | More About School |
| Pinner High School Beaulieu Drive , HA5 1NB | 4out of 4 | 3,942 yd | Free schools | No | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Northwood College for Girls GDST Maxwell Road , HA6 2YE | - not rated | 872 yd | Other independent school | Yes | Girls | More About School |
| St Helen's School Eastbury Road , HA6 3AS | - not rated | 1,156 yd | Other independent school | Yes | Girls | More About School |
| London School of Theology Green Lane , HA6 2UW | - not rated | 1,343 yd | Miscellaneous | Not Applicable | Mixed | More About School |
| The Hall School The Grange , Rickmansworth Road HA6 2RB | - not rated | 1,409 yd | Other independent school | Yes | Mixed | More About School |
| RNIB Sunshine House School 33 Dene Road , HA6 2DD | 4out of 4 | 1,485 yd | Non-maintained special school | Yes | Mixed | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| The Summer Cafe | 4 High Street, Malmesbury | 211 yd | |
| Brew T Way | 130 Pinner Road | 246 yd | |
| Bombay Chow Brasserie | Haste Hill Golf Club, The Drive | 335 yd | |
| Invitation | 36 High Street | 352 yd | |
| Wyld Thyme Eatery | 58 High Street | 476 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Northwood Town Cricket Club | Chestnut Avenue | 104 yd | |
| The Olde Northwood P H | The Olde Northwood Ph, 142 Pinner Road | 241 yd | |
| Northwood Football Club | Northwood Football Club, Chestnut Avenue | 400 yd | |
| Sahibs | 22 The Broadway, Joel Street | 757 yd | |
| The Locker Room | 29 The Broadway, Joel Street | 809 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Magic Wok | 24 High Street | 352 yd | |
| Northwood Fish And Chips | 74 High Street | 476 yd | |
| Papa Johns | 42 The Broadway, Joel Street | 775 yd | |
| Mari Masala | 50 The Broadway, Joel Street | 775 yd | |
| KFC | 25 The Broadway, Joel Street | 808 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Co-op | The William Jolle, 53 The Broadway, Joel Street | 830 yd | |
| Tesco | Tesco Express, Tolcarne Service Station, Joel Street | 931 yd | |
| Waitrose Ltd | 52 Green Lane | 972 yd | |
| Tesco Express | 15 Maxwell Road | 1,015 yd |
| Facility Name | Sport Objects | Distance |
|---|---|---|
| The Northwood Club CHESTNUT AVENUE | health and fitness suite, squash courts, swimming pool | 197 yd |
| Haste Hill Golf Course THE DRIVE | golf | 332 yd |
| Northwood Recreation Ground Chestnut Avenue | grass pitches, tennis courts | 473 yd |
| Hillside Junior School Northwood Way | grass pitches | 826 yd |
| Northwood College Maxwell Road | artificial grass pitch, grass pitches, health and fitness suite, swimming pool | 997 yd |
| St Helens School Sports Centre GREEN LANE | artificial grass pitch, grass pitches, health and fitness suite, swimming pool, tennis courts | 1,004 yd |
| Northwood School (Closed) Potter Street | grass pitches | 1,007 yd |
| Northwood Golf Club Ltd RICKMANSWORTH ROAD | golf | 1,013 yd |
| Northwood School PINNER ROAD | 1,050 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 | 80 Mbit/s |
| Average download speed | 102.3 Mbit/s |
| Minimum download speed | 350 Mbit/s |
| Maximum download speed | 350 Mbit/s |
| Median upload speed | 20 Mbit/s |
| Average upload speed | 17 Mbit/s |
| Maximum upload speed | 45.7 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.