St Marys Grove is in London and in Hounslow district. W4 3LW is located in the Chiswick Riverside electoral ward, within the English Parliamentary constituency of Brentford and Isleworth. This postcode has been in use since 1980-01-01.
StreetScan combines information about St Marys Grove, London, W4 3LW and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: W4 3JL, W4 3DR, W4 3JJ, W4 3DP, W4 3JN, W4 3QL, W4 3LN, W4 3NB, W4 3QE.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The area surrounding W4 3LW 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 | 47.4% | 48.8% | 1.4% | 51.0% | -2.2% |
| Male | 52.6% | 51.2% | -1.4% | 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.
In the immediate vicinity of W4 3LW there is a very large concentration of residents that are married - 62.4% 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 | 29.6% | 25.7% | -3.9% | 37.9% | -12.2% |
| Married: Opposite sex | 59.7% | 62.4% | 2.7% | 44.2% | 18.2% |
| Married: Same sex | 0.4% | 0% | -0.4% | 0.3% | -0.3% |
| Civil partnership: Opposite sex | 0% | 1.4% | 1.4% | 0.1% | 1.3% |
| Separated | 0.9% | 0.5% | -0.4% | 2.2% | -1.7% |
| Divorced | 7.3% | 6.9% | -0.4% | 9.1% | -2.2% |
| Widowed | 2.1% | 3.2% | 1.1% | 6.1% | -2.9% |
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.
This area has a high percentage of residents reporting their health as Good or Very Good (92.4%) 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 | 61.6% | 60.8% | -0.8% | 48.4% | 12.4% |
| Good health | 30.3% | 31.6% | 1.3% | 33.6% | -2.0% |
| Fair health | 5.9% | 5.6% | -0.3% | 12.7% | -7.1% |
| Bad health | 1.5% | 1.4% | -0.1% | 4.0% | -2.6% |
| Very bad health | 0.6% | 0.7% | 0.1% | 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.
In the area around W4 3LW this area, 6.8% of residents have no qualifications. This is significantly lower than the UK average of 18.2%. This area stands out for its high percentage of residents with higher education degree or similar. The UK average is 33.8%, while in this area it is 62.7%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| No qualifications | 6.4% | 6.8% | 0.4% | 18.2% | -11.4% |
| 1-4 GCSEs or Equivalent | 4.7% | 2.7% | -2.0% | 9.6% | -6.9% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 9% | 11.8% | 2.8% | 13.4% | -1.6% |
| Apprenticeship | 2.6% | 2.7% | 0.1% | 5.3% | -2.6% |
| HNC, HND or 2+ A Levels | 8.6% | 10.9% | 2.3% | 16.9% | -6.0% |
| Degree or Similar | 64.4% | 62.7% | -1.7% | 33.8% | 28.9% |
| Other | 4.3% | 2.3% | -2.0% | 2.8% | -0.5% |
This area closely mirrors the overall ethnic composition of the UK, with 85.5% of the population identifying as white, with UK average of 81.4%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Bangladeshi | 0.3% | 0% | -0.3% | 1.1% | -1.1% |
| Chinese | 0.9% | 1.7% | 0.8% | 0.7% | 1.0% |
| Indian | 0.3% | 2.4% | 2.1% | 3.1% | -0.7% |
| Pakistani | 0.3% | 0% | -0.3% | 2.7% | -2.7% |
| Other Asian | 0.6% | 2.1% | 1.5% | 1.6% | 0.5% |
| Black African | 0.3% | 0% | -0.3% | 2.5% | -2.5% |
| Black Caribbean | 0.3% | 0% | -0.3% | 1.0% | -1.0% |
| Mixed White and Asian | 1.9% | 2.4% | 0.5% | 0.8% | 1.6% |
| Mixed White and African | 0.6% | 1% | 0.4% | 0.4% | 0.6% |
| Mixed White and Caribbean | 0% | 0.3% | 0.3% | 0.9% | -0.6% |
| Mixed Other | 1.2% | 4.5% | 3.3% | 0.8% | 3.7% |
| White | 90.4% | 85.5% | -4.9% | 81.4% | 4.1% |
| Arab | 2.8% | 0% | -2.8% | 0.6% | -0.6% |
In this area, 74.8% 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 | 85.1% | 74.8% | -10.3% | 83.2% | -8.4% |
| European Union | 3.7% | 7.9% | 4.2% | 6.1% | 1.8% |
| Rest of Europe | 0.9% | 1.4% | 0.5% | 0.8% | 0.6% |
| Africa | 3.7% | 3.1% | -0.6% | 2.7% | 0.4% |
| Middle East and Asia | 1.5% | 6.2% | 4.7% | 5.6% | 0.6% |
| The Americas and the Caribbean | 3.1% | 3.4% | 0.3% | 1.3% | 2.1% |
| Oceania | 1.9% | 3.1% | 1.2% | 0.3% | 2.8% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 83.9% | 75.3% | -8.6% | 83.2% | -7.9% |
| 10+ Years | 0.9% | 15.6% | 14.7% | 9.8% | 5.8% |
| 5-10 Years | 0.6% | 3.5% | 2.9% | 2.9% | 0.6% |
| 2-5 Years | 1.5% | 3.8% | 2.3% | 2.2% | 1.6% |
| Less than 2 years | 13% | 1.7% | -11.3% | 1.9% | -0.2% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 82.9% | 76.7% | 6.2% |
| Ireland | 1.7% | 0.6% | 1.1% |
| France | 1% | 0.3% | 0.7% |
| Germany | 0.7% | 0.2% | 0.5% |
| Italy | 1.7% | 0.6% | 1.1% |
| Portugal | 0.3% | 0.5% | -0.2% |
| Poland | 0.7% | 1.3% | -0.6% |
| Romania | 2.1% | 0.9% | 1.2% |
| Other EU countries | 1.4% | 1.5% | -0.1% |
| South and Eastern Africa | 0.3% | 0.2% | 0.1% |
| Southern Asia | 2.1% | 1.2% | 0.9% |
| South-East Asia | 0.3% | 0.2% | 0.1% |
| North America and the Caribbean | 1% | 0.3% | 0.7% |
| Oceania | 1.7% | 0.1% | 1.6% |
| No passport held | 2.1% | 13.5% | -11.4% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 41.8% | 37.2% | 4.6% |
| Christian | 42.9% | 46.2% | -3.3% |
| Buddhist | 1.7% | 0.5% | 1.2% |
| Hindu | 2.1% | 1.7% | 0.4% |
| Jewish | 1.4% | 0.5% | 0.9% |
| Muslim | 2.1% | 6.5% | -4.4% |
| Not answered | 8% | 6.0% | 2.0% |
Over the last 12 months, the overall crime rate around St Marys Grove was 32.3 per 1,000 residents, which is 63.9% lower than the Chiswick Homefields average. The most reported crime type was Violence and sexual offences.
St Marys Grove has the 8th lowest crime rate of 50 local areas in Chiswick Homefields and the 87th lowest crime rate of 634 local areas in Hounslow .
Violent and sexual offences accounted for around 17.9 crimes per 1,000 residents and have remained broadly unchanged year on year. Over the last decade, overall crime has fallen by about -45.6%.

Households in this area have a much higher level of wealth compared to the average household in England and Wales. 97% of analyzed areas in England and Wales have lower average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 71A St Marys Grove, London, Greater London Flats/Maisonettes, an established residential building | £765,000 | 2025-10-16 | £727,144 |
| 66 St Marys Grove, London, Greater London Flats/Maisonettes, an established residential building | £675,000 | 2024-10-28 | £633,758 |
| 59 St Marys Grove, London, Greater London Semi-Detached, an established residential building | £1,650,000 | 2023-04-14 | £1,690,159 |
| First Floor Flat 79 St Marys Grove, London, Greater London Flats/Maisonettes, an established residential building | £450,000 | 2022-12-20 | £416,566 |
| 81 St Marys Grove, London, Greater London Other, an established residential building | £2,950,000 | 2022-04-22 | £2,966,085 |
W4 3LW area has a very high level of entrepreneurship. Only 5% of streets have higher percent of entrepreneur residents. 17% 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.
W4 3LW area has a low unemployment rate. According to Census 2021, 0% 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 | 82 |
| Retired | 40 |
| Self-Employed | 37 |
| Part-Time Employee | 18 |
| Student (economically inactive) | 15 |
| Looking after home or family | 13 |
| Other | 7 |
| Long-Term Sick or disabled | 3 |
| Full-Time Student (with or without job) | 2 |
| Unemployed | 1 |
| Professional, scientific and technical activities | 33 |
| Information and communication | 23 |
| Education | 19 |
| Human health and social work activities | 17 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 14 |
| Financial and insurance activities | 11 |
| Other | 11 |
| Transport and storage | 10 |
| Construction | 7 |
| Public administration and defence; compulsory social security | 5 |
| Accommodation and food service activities | 4 |
| Real estate activities | 4 |
| Administrative and support service activities | 4 |
| Manufacturing | 2 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| South Acton Childrens Centre Castle Close , Acton W3 8RX | 4out of 4 | 2,255 yd | Local authority nursery school | Yes | Mixed | More About School |
| Windham Nursery School Windham Road , TW9 2HP | 4out of 4 | 2,360 yd | Local authority nursery school | Yes | Mixed | More About School |
| Maples Nursery School and Children's Centre East Churchfield Road , Acton W3 7LL | 2out of 4 | 3,027 yd | Local authority nursery school | Yes | Mixed | More About School |
| Vanessa Nursery School 14 Cathnor Road , W12 9JA | 4out of 4 | 3,594 yd | Local authority nursery school | Yes | Mixed | More About School |
| Randolph Beresford Early Years Centre Australia Road , White City W12 7PH | 4out of 4 | 4,404 yd | Local authority nursery school | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Grove Park Primary School Nightingale Close , Chiswick W4 3JN | - not rated | 202 yd | Community school | Yes | Mixed | More About School |
| Strand-on-the-Green Junior School Thames Road , Chiswick W4 3NX | 3out of 4 | 575 yd | Community school | No | Mixed | More About School |
| Strand-on-the-Green Infant and Nursery School Thames Road , Chiswick W4 3NX | 3out of 4 | 575 yd | Community school | Yes | Mixed | More About School |
| The Queen's CofE Junior School Cumberland Road , Kew TW9 3HJ | - not rated | 1,035 yd | Voluntary aided school | Not Applicable | Mixed | More About School |
| The Queen's CofE Infant School Cumberland Road , Kew TW9 3HJ | - not rated | 1,035 yd | Voluntary aided school | Not Applicable | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Acton Green County First and Middle School Beaumont Road , W4 5AW | - not rated | 2,145 yd | Community school | Not Applicable | Mixed | More About School |
| Derwentwater Middle School Shakespeare Road , Acton W3 6SA | - not rated | 3,006 yd | Community school | Not Applicable | Mixed | More About School |
| Little Ealing Middle School Little Ealing Lane , Ealing W5 4EA | - not rated | 3,088 yd | Community school | Not Applicable | Mixed | More About School |
| Fielding Middle School Wyndham Road , Ealing W13 9TE | - not rated | 4,042 yd | Community school | Not Applicable | Mixed | More About School |
| Oaklands Middle School Oaklands Road , Hanwell W7 2DP | - not rated | 4,979 yd | Community school | Not Applicable | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Chiswick School Burlington Lane , Chiswick W4 3UN | 3out of 4 | 1,121 yd | Academy converter | Not Applicable | Mixed | More About School |
| Chiswick Community School Burlington Lane , Chiswick W4 3UN | - not rated | 1,121 yd | Foundation school | Not Applicable | Mixed | More About School |
| Acton High School Gunnersbury Lane , Acton W3 8EY | - not rated | 2,444 yd | Community school | No | Mixed | More About School |
| Brentford School for Girls 5 Boston Manor Road , TW8 0PG | - not rated | 2,475 yd | Academy converter | No | Girls | More About School |
| Brentford School for Girls 5 Boston Manor Road , TW8 0PG | - not rated | 2,475 yd | Community school | No | Girls | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Ealing Tertiary College Acton Centre , Mill Hill Road W3 8UX | - not rated | 2,679 yd | Further education | Not Applicable | Mixed | More About School |
| Richmond and Hillcroft Adult and Community College (Rhacc) Parkshot , TW9 2RE | - not rated | 3,352 yd | Further education | Not Applicable | Mixed | More About School |
| Richmond Adult Community College Parkshot , TW9 2RE | - not rated | 3,354 yd | Further education | Not Applicable | Mixed | More About School |
| TBAP 16-19 Academic AP Academy Finlay Street , SW6 6HB | - not rated | 4,260 yd | Free schools 16 to 19 | No | Mixed | More About School |
| William Morris Sixth Form St Dunstan's Road , W6 8RB | 3out of 4 | 4,287 yd | Community school | No | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Nishkam School West London 152 Syon Lane , TW7 5PN | 4out of 4 | 4,748 yd | Free schools | No | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Falcons Pre-Preparatory Chiswick 2 Burnaby Gardens , Chiswick W4 3DT | - not rated | 298 yd | Other independent school | Yes | Mixed | More About School |
| Heathfield House School Turnham Green Church Hall , Heathfield Gardens W4 4JU | - not rated | 781 yd | Other independent school | Yes | Mixed | More About School |
| Kew College 24-26 Cumberland Road , Richmond TW9 3HQ | - not rated | 1,010 yd | Other independent school | Yes | Mixed | More About School |
| Kew House 6 Capital Interchange Way , Brentford TW8 0EX | - not rated | 1,210 yd | Other independent school | No | Mixed | More About School |
| Kew Green Preparatory School Layton House , Ferry Lane TW9 3AF | - not rated | 1,248 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 |
|---|---|---|---|
| Peppers | 10 Fauconberg Road | 236 yd | |
| Annies Restaurant | 162 Thames Road | 323 yd | |
| Cafe Grove | 7 Grove Park Road | 495 yd | |
| The Coffee Traveller | 58 Thames Road | 559 yd | |
| Little Bird | 1 Station Parade, Burlington Lane | 649 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| The Copper Cow | 2 Fauconberg Road | 239 yd | |
| The Bulls Head | The Bulls Head, Strand-On-The-Green | 336 yd | |
| City Barge | Flat, The City Barge, 27 Strand-On-The-Green | 408 yd | |
| Queens Head Chiswick | 12 Sutton Lane North | 533 yd | |
| The Pilot | 56 Wellesley Road | 685 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Curry Leaf / Grove Park Fish and Chips | 16 Fauconberg Road | 234 yd | |
| Oke Sushi | 76 Waldeck Road | 677 yd | |
| The Original Maids of Honour Ltd | Street Record, Bessant Drive | 839 yd | |
| Dayfresh | 395 Chiswick High Road | 861 yd | |
| Subway | 393 Chiswick High Road | 862 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| The Coop | 578-586 Chiswick High Road | 893 yd |
| Facility Name | Sport Objects | Distance |
|---|---|---|
| West 4 Gym 10A 10A SUTTON LANE NORTH | health and fitness suite | 550 yd |
| Chiswick House Cricket Pitch CRICKET PAVILION CRICKET PAVILION STAVELEY ROAD | grass pitches | 730 yd |
| Chiswick Tennis Club BURLINGTON LANE | tennis courts | 928 yd |
| Clayton Hotel Chiswick CHISWICK HIGH ROAD | health and fitness suite | 955 yd |
| Westerly Ware THETIS TERRACE | tennis courts | 963 yd |
| Chiswick House Gardens BURLINGTON LANE | tennis courts | 964 yd |
| University Of Westminster (Quintin Hogg Memorial Sports Ground) CAVENDISH ROAD | artificial grass pitch, grass pitches | 1,017 yd |
| Kew Cricket Club KEW GREEN | grass pitches | 1,069 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 | 75.0% |
| Percentage of premises that have Ultrafast Broadband (300Mbit/s or greater) coverage from fixed broadband | 75.0% |
| Percentage of premises that have coverage from a Gigabit capable service from fixed broadband | 75.0% |
| 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 | 221.3 Mbit/s |
| Minimum download speed | 1000 Mbit/s |
| Maximum download speed | 1000 Mbit/s |
| Median upload speed | 20 Mbit/s |
| Average upload speed | 22.9 Mbit/s |
| Maximum upload speed | 50 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.