St Marys Avenue is in Bletchley, Milton Keynes and in Milton Keynes district. MK3 5DT is located in the Bletchley Park electoral ward, within the English Parliamentary constituency of Milton Keynes South. This postcode has been in use since 1980-01-01.
StreetScan combines information about St Marys Avenue, Bletchley, Milton Keynes, MK3 5DT and displays a report on the quality of life in this place and its surroundings.
Nearby postcodes are: MK3 5HF, MK3 5DS, MK3 5JD, MK3 5JB, MK3 5DR, MK3 5GZ, MK3 5BY, MK3 5DH, MK3 5BT.
In the UK, the overall gender distribution is approximately 49% male and 51% female. The local area around MK3 5DT is generally consistent with those figures, having a male population of 49.5%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Female | 52.5% | 50.5% | -2.0% | 51.0% | -0.5% |
| Male | 47.5% | 49.5% | 2.0% | 49.0% | 0.5% |
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 | 29.8% | 37.7% | 7.9% | 37.9% | -0.2% |
| Married: Opposite sex | 46.8% | 41.9% | -4.9% | 44.2% | -2.3% |
| Separated | 3.6% | 4.2% | 0.6% | 2.2% | 2.0% |
| Divorced | 13.3% | 10.7% | -2.6% | 9.1% | 1.6% |
| Widowed | 6.5% | 5.5% | -1.0% | 6.1% | -0.6% |
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.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Very good health | 49.1% | 46.6% | -2.5% | 48.4% | -1.8% |
| Good health | 31.8% | 35.3% | 3.5% | 33.6% | 1.7% |
| Fair health | 13% | 13.4% | 0.4% | 12.7% | 0.7% |
| Bad health | 4.3% | 3.4% | -0.9% | 4.0% | -0.6% |
| Very bad health | 1.9% | 1.3% | -0.6% | 1.2% | 0.1% |
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 | 22.2% | 19.4% | -2.8% | 18.2% | 1.2% |
| 1-4 GCSEs or Equivalent | 20.2% | 16.6% | -3.6% | 9.6% | 7.0% |
| 5 or more GCSEs, an A-Level or 1-2 AS Levels | 15.7% | 11.8% | -3.9% | 13.4% | -1.6% |
| Apprenticeship | 3.2% | 6.6% | 3.4% | 5.3% | 1.3% |
| HNC, HND or 2+ A Levels | 14.5% | 17.6% | 3.1% | 16.9% | 0.7% |
| Degree or Similar | 17.3% | 23.5% | 6.2% | 33.8% | -10.3% |
| Other | 6.9% | 4.5% | -2.4% | 2.8% | 1.7% |
This area closely mirrors the overall ethnic composition of the UK, with 83% of the population identifying as white, with UK average of 81.4%.
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Bangladeshi | 0.9% | 2.1% | 1.2% | 1.1% | 1.0% |
| Indian | 0.9% | 0% | -0.9% | 3.1% | -3.1% |
| Pakistani | 0% | 2.8% | 2.8% | 2.7% | 0.1% |
| Other Asian | 0% | 0.3% | 0.3% | 1.6% | -1.3% |
| Black African | 2.5% | 3.6% | 1.1% | 2.5% | 1.1% |
| Black Caribbean | 1.5% | 0.8% | -0.7% | 1.0% | -0.2% |
| Other Black | 0% | 0.8% | 0.8% | 0.5% | 0.3% |
| Mixed White and Asian | 0% | 1.8% | 1.8% | 0.8% | 1.0% |
| Mixed White and African | 0.3% | 0.8% | 0.5% | 0.4% | 0.4% |
| Mixed White and Caribbean | 2.2% | 1% | -1.2% | 0.9% | 0.1% |
| Mixed Other | 0.6% | 1% | 0.4% | 0.8% | 0.2% |
| White | 90.4% | 83% | -7.4% | 81.4% | 1.6% |
| Roma | 0% | 1.3% | 1.3% | 0.2% | 1.1% |
| Arab | 0.3% | 0% | -0.3% | 0.6% | -0.6% |
| Other | 0.3% | 0.8% | 0.5% | 1.6% | -0.8% |
In this area, 84.3% 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 | 89.8% | 84.3% | -5.5% | 83.2% | 1.1% |
| European Union | 4% | 9.1% | 5.1% | 6.1% | 3.0% |
| Africa | 3.4% | 3.4% | 0.0% | 2.7% | 0.7% |
| Middle East and Asia | 2.2% | 2.9% | 0.7% | 5.6% | -2.7% |
| The Americas and the Caribbean | 0.6% | 0.3% | -0.3% | 1.3% | -1.0% |
| 2011 | 2021 | 10y change (pp) | UK Average | postcode vs UK (pp) | |
|---|---|---|---|---|---|
| Born in the UK | 88.3% | 84.6% | -3.7% | 83.2% | 1.4% |
| 10+ Years | 0% | 11% | 11.0% | 9.8% | 1.2% |
| 5-10 Years | 1.9% | 2.1% | 0.2% | 2.9% | -0.8% |
| 2-5 Years | 1.2% | 2.1% | 0.9% | 2.2% | -0.1% |
| Less than 2 years | 8.6% | 0.3% | -8.3% | 1.9% | -1.6% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| United Kingdom | 73.6% | 76.7% | -3.1% |
| Ireland | 1.3% | 0.6% | 0.7% |
| France | 0.3% | 0.3% | 0.0% |
| Germany | 0.3% | 0.2% | 0.1% |
| Italy | 2.6% | 0.6% | 2.0% |
| Spain | 0.3% | 0.4% | -0.1% |
| Poland | 1% | 1.3% | -0.3% |
| Romania | 1.3% | 0.9% | 0.4% |
| Other EU countries | 1.6% | 1.5% | 0.1% |
| Central and Western Africa | 1.3% | 0.3% | 1.0% |
| South and Eastern Africa | 0.5% | 0.2% | 0.3% |
| Southern Asia | 0.3% | 1.2% | -0.9% |
| North America and the Caribbean | 0.3% | 0.3% | 0.0% |
| No passport held | 15.4% | 13.5% | 1.9% |
| 2021 | UK Average | postcode vs UK (pp) | |
|---|---|---|---|
| No religion | 40.9% | 37.2% | 3.7% |
| Christian | 49.3% | 46.2% | 3.1% |
| Buddhist | 0.3% | 0.5% | -0.2% |
| Muslim | 5% | 6.5% | -1.5% |
| Sikh | 0.3% | 0.9% | -0.6% |
| Not answered | 4.2% | 6.0% | -1.8% |
Over the last 12 months, the overall crime rate around St Marys Avenue was 81.2 per 1,000 residents, which is 4.2% higher than the Bletchley Park average. The most reported crime type was Violence and sexual offences.
St Marys Avenue has the 21st highest crime rate of 68 local areas in Bletchley Park and the 327th highest crime rate of 853 local areas in Milton Keynes .
Violent and sexual offences accounted for around 49.7 crimes per 1,000 residents and have been falling year on year. Over the last decade, overall crime has fallen by about -50.8%.

Households in this area have a higher level of wealth to the average household in England and Wales. 79% of analyzed areas in England and Wales have lower average household annual income than this area.

| Address | Sale Price | Sale Date | Price Estimate 2025 |
|---|---|---|---|
| 25 St Marys Avenue, Milton Keynes, Milton Keynes Flats/Maisonettes, an established residential building | £70,000 | 2024-07-17 | £68,340 |
| 4 St Marys Avenue, Milton Keynes, Milton Keynes Semi-Detached, an established residential building | £350,500 | 2022-07-11 | £369,101 |
| 7 St Marys Avenue, Milton Keynes, Milton Keynes Semi-Detached, an established residential building | £360,000 | 2020-11-27 | £436,311 |
| 10 St Marys Avenue, Milton Keynes, Milton Keynes Semi-Detached, an established residential building | £320,000 | 2020-01-28 | £399,309 |
| 4 St Marys Avenue, Milton Keynes, Milton Keynes Semi-Detached, an established residential building | £285,000 | 2019-08-27 | £354,324 |
| Full-Time Employee | 116 |
| Retired | 49 |
| Part-Time Employee | 30 |
| Self-Employed | 26 |
| Looking after home or family | 15 |
| Other | 12 |
| Full-Time Student (with or without job) | 12 |
| Unemployed | 11 |
| Student (economically inactive) | 8 |
| Long-Term Sick or disabled | 8 |
| Wholesale and retail trade; repair of motor vehicles and motor cycles | 23 |
| Construction | 17 |
| Manufacturing | 13 |
| Education | 10 |
| Human health and social work activities | 10 |
| Transport and storage | 10 |
| Other | 9 |
| Information and communication | 9 |
| Public administration and defence; compulsory social security | 7 |
| Financial and insurance activities | 5 |
| Administrative and support service activities | 4 |
| Accommodation and food service activities | 4 |
| Professional, scientific and technical activities | 3 |
| Water supply; sewerage, waste management and remediation activities | 1 |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Knowles Nursery School Queensway , Bletchley MK2 2HB | 3out of 4 | 2,522 yd | Local authority nursery school | Yes | Mixed | More About School |
| Moorlands Centre Nursery School Dodkin , Beanhill Local Centre, Unit 6 MK6 4LP | 3out of 4 | 3,787 yd | Local authority nursery school | Yes | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| St Thomas Aquinas Catholic Primary School St Mary's Avenue , Bletchley MK3 5DT | - not rated | 59 yd | Voluntary aided school | Yes | Mixed | More About School |
| Castles First School Warwick Road , Bletchley MK3 6BA | - not rated | 254 yd | Community school | No | Mixed | More About School |
| Chestnuts Primary School Buckingham Road , Bletchley MK3 5EN | - not rated | 557 yd | Community school | No | Mixed | More About School |
| Chestnuts Primary School Buckingham Road , Bletchley MK3 5EN | 3out of 4 | 557 yd | Academy converter | Yes | Mixed | More About School |
| Holne Chase Primary School Buckingham Road , MK3 5HP | 3out of 4 | 732 yd | Academy sponsor led | No | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Alex Campbell Middle School Buckingham Road , Bletchley MK3 5EN | - not rated | 557 yd | Community school | No | Mixed | More About School |
| Abbeys Middle School Melrose Avenue , Bletchley MK3 6PS | - not rated | 2,152 yd | Community school | Not Applicable | Mixed | More About School |
| Lakes Middle School Bala Way , Off Drayton Road MK2 3HJ | - not rated | 2,433 yd | Community school | Not Applicable | Mixed | More About School |
| Water Hall County Middle School Melfort Drive , Bletchley MK2 3QD | - not rated | 2,834 yd | Community school | Not Applicable | Mixed | More About School |
| Copperfield Middle School Chapter , Coffee Hall MK6 5EA | - not rated | 3,702 yd | Community school | Not Applicable | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Lord Grey School Rickley Lane , Bletchley MK3 6EW | - not rated | 1,166 yd | Foundation school | No | Mixed | More About School |
| Lord Grey Academy Rickley Lane , Bletchley MK3 6EW | 3out of 4 | 1,190 yd | Academy sponsor led | No | Mixed | More About School |
| Lift Sir Herbert Leon Fern Grove , Bletchley MK2 3HQ | - not rated | 2,570 yd | Academy sponsor led | Not Applicable | Mixed | More About School |
| Leon School and Sports College Fern Grove , Bletchley MK2 3HQ | - not rated | 2,570 yd | Foundation school | No | Mixed | More About School |
| Shenley Brook End School Walbank Grove , Shenley Brook End MK5 7ZT | - not rated | 3,197 yd | Foundation school | Not Applicable | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Milton Keynes College Chaffron Way Centre , Woughton Campus West MK6 5LP | - not rated | 4,638 yd | Further education | Not Applicable | Mixed | More About School |
| Ofsted Overall Effectiveness | Distance | Establishment Type | Has Nursery Classes | Gender | More Info | |
|---|---|---|---|---|---|---|
| Cambian Bletchley Park School Whaddon Way , Bletchley MK3 7EB | - not rated | 951 yd | Other independent special school | Not Applicable | Mixed | More About School |
| Milton Keynes Preparatory School Tattenhoe Lane , MK3 7EG | - not rated | 1,086 yd | Other independent school | Yes | Mixed | More About School |
| Ravenstone House School House , Tattenhoe Lane MK3 7EG | - not rated | 1,086 yd | Other independent school | Not Applicable | Mixed | More About School |
| Queens School Whalley Drive , Bletchley MK3 6EN | - not rated | 1,180 yd | Community special school | Not Applicable | Not applicable | More About School |
| White Spire School Rickley Lane , Bletchley MK3 6EW | 4out of 4 | 1,195 yd | Community special school | Not Applicable | Mixed | More About School |
School statistics for this postcode are based on Ofsted rankings.
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Baked by Radka | Flat G, 6 Shenley Road | 382 yd | |
| House of Chicken | 200 Whaddon Way | 802 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| The Three Trees | 144 Buckingham Road | 142 yd | |
| Scots Sports and Social Club | Sportsground, Selbourne Avenue | 320 yd | |
| The Old Swan | 8 Shenley Road | 398 yd | |
| St Martins Bowls Club | Shenley Road | 796 yd | |
| Eight Belles Public House | The Eight Belles, 28 Buckingham Road | 930 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| St Marys Chippy | 20 St Marys Avenue | 1 yd | |
| Shanghai House Chinese Takeaway | 27 St Marys Avenue | 1 yd | |
| Favorite Chicken & Ribs | Whaddon Way | 424 yd | |
| The Village Plaice | 198 Whaddon Way | 802 yd | |
| Tandoori Hut | 220 Whaddon Way | 802 yd |
| Business Name | Address | Food hygiene rating | Distance |
|---|---|---|---|
| Co-op | Newton Road | 297 yd | |
| Tesco Stores Ltd | 125 Buckingham Road | 389 yd |
| Facility Name | Sport Objects | Distance |
|---|---|---|
| Chestnuts Primary School ST. GEORGES ROAD | grass pitches | 457 yd |
| Scot Sport & Social Club SELBOURNE AVENUE | grass pitches | 660 yd |
| Holne Chase Primary School BUCKINGHAM ROAD | grass pitches | 762 yd |
| Rickley Park RICKLEY PARK RICKLEY PARK SHENLEY ROAD | grass pitches | 849 yd |
| Derwent Drive Playing Fields DERWENT DRIVE | grass pitches | 908 yd |
| Tattenhoe Lane Sports Ground SEVERN WAY | grass pitches | 999 yd |
| Rickley Park Primary School RICKLEY LANE | artificial grass pitch | 1,052 yd |
| Milton Keynes Preparatory School TATTENHOE LANE | artificial grass pitch | 1,093 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 | 58.1% |
| 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 | 79.7 Mbit/s |
| Average download speed | 93.8 Mbit/s |
| Minimum download speed | 159.93 Mbit/s |
| Maximum download speed | 159.93 Mbit/s |
| Median upload speed | 20 Mbit/s |
| Average upload speed | 21.1 Mbit/s |
| Maximum upload speed | 30.04 Mbit/s |
Broadband statistics are based on Ofcom's Communications Market Report (CMR) 2022.