KT12 3JJ is a residential postcode situated on Brunswick Close, Walton-On-Thames, KT12 with 29 addresses.
It ranks as the 727th largest and 150th most expensive of the 928 postcodes in the KT12 area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 29 properties: 29 flats.
KT12 3JJ is a residential postcode situated on Brunswick Close, Walton-On-Thames, KT12 with 29 addresses.
It ranks as the 727th largest and 150th most expensive of the 928 postcodes in the KT12 area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 29 properties: 29 flats.
Sale prices range from £241,039 for 1 bedroom leasehold flats (441 ft2) to £373,381 for 2 bedroom leasehold flats (893 ft2) .
Monthly rental prices range from £1,077 pcm for 1 bed flats to £1,692 pcm for 2 bed flats.
The gross rental yield is between 5.4% and 5.6%.
The average value per square foot is £444.
The last sale in KT12 3JJ sold for £200,000 on 10th October 2025. Since then prices are down an average of 0.9%.
The current average value in the postcode is £296,485.
The KT12 3JJ Sales Market has decreased by 3.7% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -2.2% | £296,485 |
| April 2025 | 0% | £303,284 |
| April 2024 | -0.6% | £303,319 |
| April 2023 | -1.3% | £305,004 |
| April 2022 | 3.2% | £308,987 |
| April 2021 | 1.6% | £299,444 |
| April 2020 | 2.7% | £294,665 |
| April 2019 | -2.7% | £286,814 |
| April 2018 | -2.6% | £294,678 |
| April 2017 | -1.7% | £302,454 |
| April 2016 | 12.7% | £307,777 |
| April 2015 | 9.4% | £273,141 |
| April 2014 | 10.4% | £249,781 |
| April 2013 | 4.9% | £226,304 |
| April 2012 | 0.8% | £215,723 |
| April 2011 | 1.3% | £213,969 |
| April 2010 | 3.9% | £211,205 |
| April 2009 | -13% | £203,223 |
| April 2008 | 7.3% | £233,541 |
| April 2007 | 0% | £217,749 |
The current average rental value in the postcode is £1,353.
The KT12 3JJ Rental Market has increased by 23.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 2.2% | £1,353pcm |
| April 2025 | 2.8% | £1,324pcm |
| April 2024 | 10.3% | £1,287pcm |
| April 2023 | 6.9% | £1,167pcm |
| April 2022 | 5% | £1,092pcm |
| April 2021 | 0.6% | £1,040pcm |
| April 2020 | 0.5% | £1,033pcm |
| April 2019 | 0.7% | £1,028pcm |
| April 2018 | -2.3% | £1,021pcm |
| April 2017 | -4.7% | £1,046pcm |
| April 2016 | 5.2% | £1,097pcm |
| April 2015 | 5.2% | £1,043pcm |
| April 2014 | 0.7% | £991pcm |
| April 2013 | 5.6% | £985pcm |
| April 2012 | 3.9% | £932pcm |
| April 2011 | 4.5% | £897pcm |
| April 2010 | -2% | £858pcm |
| April 2009 | -8.4% | £876pcm |
| April 2008 | 10.5% | £956pcm |
| April 2007 | 0% | £865pcm |
The last sale was on 10th October 2025 for £200,000 and since then the market in the area has decreased by 0.9%. The postcode has had a total of 45 sales since 1995.
KT12 3JJ has seen 10 sales in the last three years and 2 sales in the last twelve months.
KT12 3JJ is the 727th largest and the 150th most expensive postcode out of the 928 postcodes in the KT12 area.
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The closest station to KT12 3JJ is Hersham station which is 900 metres 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 KT12 3JJ, 53.6% of property is privately owned with a mortgage and 29.0% 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 KT12 3JJ, 23.0% of residents are recorded as possessing school level qualifications and 57.8% 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 KT12 3JJ, the average age was 37.8 and the most common age was 7.
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 KT12 3JJ, 1.6% 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 KT12 3JJ, there are an average of 1.5 cars per household.
See below for how this compares to South East and the rest of England & Wales.