MK18 3JJ is a residential postcode situated on Swanbourne Road, Winslow, Buckingham, MK18 with 9 addresses.
It ranks as the 595th largest and 998th most expensive of the 1,200 postcodes in the MK18 area. The dominant property type is a period house built between 1800 and 1911.
The postcode contains a total of 9 properties: 9 houses.
MK18 3JJ is a residential postcode situated on Swanbourne Road, Winslow, Buckingham, MK18 with 9 addresses.
It ranks as the 595th largest and 998th most expensive of the 1,200 postcodes in the MK18 area. The dominant property type is a period house built between 1800 and 1911.
The postcode contains a total of 9 properties: 9 houses.
Sale prices range from £322,599 for 2 bedroom freehold houses with a garden (688 ft2) to £844,914 for 5 bedroom freehold houses with a garden (3,627 ft2) .
Monthly rental prices range from £1,321 pcm for 2 bed houses to £3,105 pcm for 5 bed houses.
The gross rental yield is between 3.7% and 4.9%.
The average value per square foot is £327.
The last sale in MK18 3JJ sold for £575,000 on 21st August 2025. Since then prices are up an average of 21.6%.
The current average value in the postcode is £606,262.
The MK18 3JJ Sales Market has increased by 31.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 1.4% | £606,262 |
| April 2025 | 1.4% | £597,791 |
| April 2024 | -2% | £589,808 |
| April 2023 | 4.4% | £601,764 |
| April 2022 | 10.9% | £576,215 |
| April 2021 | 2.8% | £519,713 |
| April 2020 | 0.8% | £505,725 |
| April 2019 | -1% | £501,531 |
| April 2018 | 3.6% | £506,796 |
| April 2017 | 6.4% | £489,165 |
| April 2016 | 10.4% | £459,875 |
| April 2015 | 10.1% | £416,442 |
| April 2014 | 8.8% | £378,070 |
| April 2013 | 4.2% | £347,564 |
| April 2012 | 1.4% | £333,566 |
| April 2011 | -0.4% | £328,896 |
| April 2010 | 9.6% | £330,075 |
| April 2009 | -14.2% | £301,169 |
| April 2008 | 1.6% | £350,841 |
| April 2007 | 0% | £345,420 |
The current average rental value in the postcode is £2,127.
The MK18 3JJ Rental Market has increased by 47.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 3.6% | £2,127pcm |
| April 2025 | 4.3% | £2,053pcm |
| April 2024 | 7% | £1,969pcm |
| April 2023 | 9.2% | £1,840pcm |
| April 2022 | 8.6% | £1,685pcm |
| April 2021 | 4.6% | £1,552pcm |
| April 2020 | -0.3% | £1,484pcm |
| April 2019 | 0.4% | £1,488pcm |
| April 2018 | 1.3% | £1,482pcm |
| April 2017 | 1.8% | £1,463pcm |
| April 2016 | 7.1% | £1,438pcm |
| April 2015 | 5.5% | £1,342pcm |
| April 2014 | 5.4% | £1,273pcm |
| April 2013 | 4.4% | £1,207pcm |
| April 2012 | 3.2% | £1,156pcm |
| April 2011 | 3.3% | £1,120pcm |
| April 2010 | 3% | £1,084pcm |
| April 2009 | -5.7% | £1,053pcm |
| April 2008 | 3% | £1,116pcm |
| April 2007 | 0% | £1,083pcm |
The last sale was on 21st August 2025 for £575,000 and since then the market in the area has increased by 21.6%. The postcode has had a total of 10 sales since 1995.
MK18 3JJ has seen 1 sale in the last three years and 1 sale in the last twelve months.
MK18 3JJ is the 595th largest and the 998th most expensive postcode out of the 1,200 postcodes in the MK18 area.
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The closest station to MK18 3JJ is Winslow station which is 1.5 kilometres away.
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According to recent data from Ofcom, superfast broadband is available in this area.
According to recent data from Ofcom, Superfast broadband is available in the area.
According to data from the Environment Agency, the flood risk in this area is considered to be very low.
The recent census recorded whether a resident owned or rented their home.
In the area around MK18 3JJ, 34.1% of property is socially rented and 31.1% is privately owned outright.
The graph below shows how this compares to South East and the rest of England & Wales.
The recent census recorded the highest level of education achieved by residents in the local area.
In the area around MK18 3JJ, 16.2% of residents are recorded as possessing school level qualifications and 27.4% as possessing degree level qualifications.
The graph below shows how this compares to South East and the rest of England & Wales.
The most recent census in 2021 recorded the age of all UK residents.
In the area around MK18 3JJ, the average age was 44 and the most common age was 57.
The graph below shows how this compares to South East and the rest of England & Wales
The recent census recorded whether a property was a primary or secondary home for the resident.
In the area around MK18 3JJ, 0.6% of property was a second home.
Comparison figures for South East and the rest of England & Wales are listed below.
The recent census recorded the number of cars registered in each household.
In the area around MK18 3JJ, there are an average of 1.6 cars per household.
See below for how this compares to South East and the rest of England & Wales.