Castlegate - NG31 6SJ
Key Postcode Insights
NG31 6SJ is a residential postcode situated on Castlegate, Grantham, NG31 with 13 addresses.
It ranks as the 366th largest and 86th most expensive of the 1,016 postcodes in the NG31 area. The most common property type is a modern flat built after 1980.
The postcode contains a total of 13 properties: 13 flats.
- Ave. Sale Price
- £95,845
- 10 Year change
- up 27.0%
- Ave. Rental Price
- £542pcm
- 10 Year change
- up 42.8%
- Ave. £ per ft²
- £151/ft²
- Ave. Gross Yield
- 6.8%/year/yr
Key Postcode Insights
NG31 6SJ is a residential postcode situated on Castlegate, Grantham, NG31 with 13 addresses.
It ranks as the 366th largest and 86th most expensive of the 1,016 postcodes in the NG31 area. The most common property type is a modern flat built after 1980.
The postcode contains a total of 13 properties: 13 flats.
- Ave. Sale Price
- £95,845
- 10 Year change
- up 27.0%
- Ave. Rental Price
- £542pcm
- 10 Year change
- up 42.8%
- Ave. £ per ft²
- £151/ft²
- Ave. Gross Yield
- 6.8%/year/yr
Explore Propertiesin NG31 6SJ
- 64 Castlegate
Modern Building | 8 Units
- 65 Castlegate
Building | 4 Flats
- 69 Castlegate
Flat
Sales Market Trends
The current average value in the postcode is £95,845.
The NG31 6SJ Sales Market has increased by 27.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -0.2% | £95,845 |
| June 2025 | 1.2% | £96,047 |
| June 2024 | 1.7% | £94,935 |
| June 2023 | 2.6% | £93,369 |
| June 2022 | 7.6% | £91,026 |
| June 2021 | 3.7% | £84,599 |
| June 2020 | 2.3% | £81,564 |
| June 2019 | 0.1% | £79,741 |
| June 2018 | 1.5% | £79,658 |
| June 2017 | 3.9% | £78,446 |
| June 2016 | 2.3% | £75,473 |
| June 2015 | 5.4% | £73,748 |
| June 2014 | 5.7% | £69,966 |
| June 2013 | 1.8% | £66,211 |
| June 2012 | -1.5% | £65,017 |
| June 2011 | -1.5% | £66,001 |
| June 2010 | -0.3% | £67,005 |
| June 2009 | -18.7% | £67,221 |
| June 2008 | -2.6% | £82,716 |
| June 2007 | 0% | £84,942 |
Rental Market Trends
The current average rental value in the postcode is £542.
The NG31 6SJ Rental Market has increased by 42.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 4.1% | £542pcm |
| June 2025 | 3% | £521pcm |
| June 2024 | 6.2% | £505pcm |
| June 2023 | 8.2% | £476pcm |
| June 2022 | 5.8% | £440pcm |
| June 2021 | 5.5% | £416pcm |
| June 2020 | 1.6% | £394pcm |
| June 2019 | 1.4% | £388pcm |
| June 2018 | -1.5% | £383pcm |
| June 2017 | 2.4% | £389pcm |
| June 2016 | 3.4% | £379pcm |
| June 2015 | 3.8% | £367pcm |
| June 2014 | 0.8% | £354pcm |
| June 2013 | -0.4% | £351pcm |
| June 2012 | 0.3% | £352pcm |
| June 2011 | 2.1% | £351pcm |
| June 2010 | -1.6% | £344pcm |
| June 2009 | -9.8% | £350pcm |
| June 2008 | 2.5% | £388pcm |
| June 2007 | 0% | £378pcm |
Nearby Postcodes
NG31 6SJ is the 366th largest and the 86th most expensive postcode out of the 1,016 postcodes in the NG31 area.
- NG31 6AB, Castlegate, Grantham, NG31NG31 6AB6 Addresses|17 m away
- NG31 6SE, Castlegate, Grantham, NG31NG31 6SE3 Addresses|33 m away
- NG31 6QZ, Finkin Street, Grantham, NG31NG31 6QZ13 Addresses|69 m away
- NG31 6QW, East Street, Grantham, NG31NG31 6QW36 Addresses|71 m away
- NG31 6SN, Castlegate, Grantham, NG31NG31 6SN26 Addresses|74 m away
Property Types
- 12 modern flats built after 1980
- 1 other address of unknown type
- modern flat (12)
- Unknown (1)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 12 properties.
- The most common rating is B.
- A (0)
- E (0)
- B (9)
- F (0)
- C (3)
- G (0)
- D (0)
- No EPC (1)
Top 3 Most Expensive Sales
- Sold Jun 2021£730,000 | 2 Bed Flat55, Castlegate, Grantham, NG31 6SN55, Castlegate, Grantham, NG31 6SN
- Sold Aug 2021£400,000 | 5 Bed HouseMiddlemore Lodge, Middlemore Yard, Castlegate, Grantham, NG31 6SNMiddlemore Lodge, Middlemore Yard, Castlegate, Grantham, NG31 6SN
- Sold Apr 2003£270,000 | 5 Bed HouseMiddlemore Lodge, Middlemore Yard, Castlegate, Grantham, NG31 6SNMiddlemore Lodge, Middlemore Yard, Castlegate, Grantham, NG31 6SN
Schools Nearby
- St Wulfram's National Church of England Primary School200 m away
- The Little Gonerby Church of England Primary Academy, Grantham700 m away
- Saint Mary's Catholic Voluntary Academy700 m away
- The King's School, Grantham400 m away
- Kesteven and Grantham Girls' School400 m away
- The Priory Ruskin Academy1.3 km away
More reading links
Public Transport Nearby
The closest station to NG31 6SJ is Grantham station, which is 700 metres away.
- Grantham|700 m away
- Ancaster|10.9 km away
- Bottesford|11.0 km away
- Rauceby|14.7 km away
