SG18 8GW is a residential postcode situated on Walker Mead, Biggleswade, SG18 with 51 addresses.
It ranks as the 688th largest and 425th most expensive of the 718 postcodes in the SG18 area. The dominant property type is a modern house built after 1980.
The postcode contains a total of 51 properties: 39 houses and 12 flats.
SG18 8GW is a residential postcode situated on Walker Mead, Biggleswade, SG18 with 51 addresses.
It ranks as the 688th largest and 425th most expensive of the 718 postcodes in the SG18 area. The dominant property type is a modern house built after 1980.
The postcode contains a total of 51 properties: 39 houses and 12 flats.
Sale prices range from £210,372 for 2 bedroom leasehold flats (516 ft2) to £437,166 for 4 bedroom freehold houses with a garden (1,410 ft2) .
Monthly rental prices range from £966 pcm for 2 bed flats to £1,917 pcm for 4 bed houses.
The gross rental yield is between 5.2% and 5.5%.
The average value per square foot is £329.
The last sale in SG18 8GW sold for £369,950 on 30th October 2025. Since then prices are down an average of 2.0%.
The current average value in the postcode is £350,602.
The SG18 8GW Sales Market has increased by 27.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -0.7% | £350,602 |
| April 2025 | -0.5% | £353,122 |
| April 2024 | -2.4% | £354,765 |
| April 2023 | 1.5% | £363,419 |
| April 2022 | 7.7% | £357,899 |
| April 2021 | 5.3% | £332,301 |
| April 2020 | 0.3% | £315,700 |
| April 2019 | -1.8% | £314,855 |
| April 2018 | 5.9% | £320,661 |
| April 2017 | 9.8% | £302,843 |
| April 2016 | 14.9% | £275,829 |
| April 2015 | 7.4% | £240,108 |
| April 2014 | 10.8% | £223,519 |
| April 2013 | 0.9% | £201,781 |
| April 2012 | 0.6% | £200,058 |
| April 2011 | 3.3% | £198,952 |
| April 2010 | 4.8% | £192,538 |
| April 2009 | -15.9% | £183,778 |
| April 2008 | 3.7% | £218,465 |
| April 2007 | 0% | £210,618 |
The current average rental value in the postcode is £1,539.
The SG18 8GW Rental Market has increased by 51.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 2.1% | £1,539pcm |
| April 2025 | 6.6% | £1,507pcm |
| April 2024 | 7.7% | £1,414pcm |
| April 2023 | 8.3% | £1,312pcm |
| April 2022 | 7.9% | £1,211pcm |
| April 2021 | 3.7% | £1,122pcm |
| April 2020 | 1.6% | £1,083pcm |
| April 2019 | -0.2% | £1,065pcm |
| April 2018 | -1.1% | £1,067pcm |
| April 2017 | 5.9% | £1,079pcm |
| April 2016 | 6.4% | £1,019pcm |
| April 2015 | 5.9% | £957pcm |
| April 2014 | 5% | £904pcm |
| April 2013 | 3.2% | £861pcm |
| April 2012 | 0.5% | £834pcm |
| April 2011 | 5% | £830pcm |
| April 2010 | 1.3% | £790pcm |
| April 2009 | -7.1% | £781pcm |
| April 2008 | 4.6% | £840pcm |
| April 2007 | 0% | £803pcm |
The last sale was on 30th October 2025 for £369,950 and since then the market in the area has decreased by 2.0%. The postcode has had a total of 76 sales since 1995.
SG18 8GW has seen 10 sales in the last three years and 2 sales in the last twelve months.
SG18 8GW is the 688th largest and the 425th most expensive postcode out of the 718 postcodes in the SG18 area.
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The closest station to SG18 8GW is Biggleswade station which is 1.5 kilometres away.
According to recent data from Ofcom, ultrafast broadband is available in this area.
According to recent data from Ofcom, Ultrafast 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 SG18 8GW, % of property is and % is .
The graph below shows how this compares to East of England 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 SG18 8GW, 0.0% of residents are recorded as possessing school level qualifications and 0.0% as possessing degree level qualifications.
The graph below shows how this compares to East of England 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 SG18 8GW, 0.0% of property was a second home.
Comparison figures for East of England 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 SG18 8GW, there are an average of 0.0 cars per household.
See below for how this compares to East of England and the rest of England & Wales.
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