HM Land Registry records the plot of land for 1, Southwell Close, Grantham as measuring 611 m².

That makes it the 7th largest plot in the postcode, where all 10 other houses have recorded plot data.

1, Southwell Close, Grantham has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 29 Apr 2010.

The property is connected to mains gas and has fully double glazed windows. It is heated using a boiler and radiators (mains gas).

The most recent sale of 1, Southwell Close, Grantham completed on 5th November 2014 at £242,500 and was recorded by HM Land Registry as a freehold house.

Since 1995 the property has sold 3 times.

Values of comparable properties have risen by 46.9% over the period since November 2014.

• Sold Nov 2014£242,500
• Sold Apr 2010£120,000
• Sold Mar 2005£220,000

Since 2014 25 properties similar to 1, Southwell Close, Grantham have sold within a radius of 790 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 21st January 2026, was 3, Lindisfarne Way, Grantham, NG31 8ST, a freehold house which sold for £435,000.

Read more about house prices in NG31.

• Sold Jan 2026£435,000 | 5 Bed House3, Lindisfarne Way, Grantham, NG31 8ST3, Lindisfarne Way, Grantham, NG31 8ST
• Sold Dec 2025£415,000 | 5 Bed House2, Gloucester Road, Grantham, NG31 8RJ2, Gloucester Road, Grantham, NG31 8RJ
• Sold Jun 2024£421,500 | 5 Bed House1, Tattershall Close, Grantham, NG31 8SU1, Tattershall Close, Grantham, NG31 8SU
• Sold Jan 2024£440,000 | 5 Bed House103, Barrowby Gate, Grantham, NG31 8RB103, Barrowby Gate, Grantham, NG31 8RB
• Sold Sep 2023£329,995 | 4 Bed House11, Storer Gardens, Grantham, NG31 8QS11, Storer Gardens, Grantham, NG31 8QS
• Sold Aug 2023£435,000 | 4 Bed House5, Southwell Close, Grantham, NG31 8PL5, Southwell Close, Grantham, NG31 8PL
• Sold Jun 2023£510,000 | 5 Bed House9, Southwell Close, Grantham, NG31 8PL9, Southwell Close, Grantham, NG31 8PL
• Sold Oct 2022£410,000 | 4 Bed House3, Southwell Close, Grantham, NG31 8PL3, Southwell Close, Grantham, NG31 8PL
• Sold Dec 2021£435,000 | 5 Bed House153, Barrowby Road, Grantham, NG31 8AJ153, Barrowby Road, Grantham, NG31 8AJ
• Sold Dec 2021£375,000 | 5 Bed House235, Barrowby Road, Grantham, NG31 8NP235, Barrowby Road, Grantham, NG31 8NP
• Sold Jun 2021£307,500 | 4 Bed House257, Barrowby Road, Grantham, NG31 8NR257, Barrowby Road, Grantham, NG31 8NR
• Sold Jun 2021£362,000 | 5 Bed House15, Lindisfarne Way, Grantham, NG31 8ST15, Lindisfarne Way, Grantham, NG31 8ST
• Sold Jun 2021£365,000 | 5 Bed House7, Wells Close, Grantham, NG31 8NJ7, Wells Close, Grantham, NG31 8NJ
• Sold Jul 2019£328,000 | 5 Bed House24, Thorneydene Gardens, Grantham, NG31 8UF24, Thorneydene Gardens, Grantham, NG31 8UF
• Sold Dec 2018£350,000 | 5 Bed House101, Barrowby Gate, Grantham, NG31 8RB101, Barrowby Gate, Grantham, NG31 8RB
• Sold May 2018£340,000 | 5 Bed House14, Tattershall Close, Grantham, NG31 8SU14, Tattershall Close, Grantham, NG31 8SU
• Sold Jan 2018£323,500 | 4 Bed House149, Barrowby Gate, Grantham, NG31 8RB149, Barrowby Gate, Grantham, NG31 8RB
• Sold Aug 2017£285,000 | 5 Bed House38, Manchester Way, Grantham, NG31 8RR38, Manchester Way, Grantham, NG31 8RR
• Sold Feb 2017£274,000 | 5 Bed House3, Tattershall Close, Grantham, NG31 8SU3, Tattershall Close, Grantham, NG31 8SU
• Sold Jan 2014£250,000 | 5 Bed House253, Barrowby Road, Grantham, NG31 8NR253, Barrowby Road, Grantham, NG31 8NR

Of the 10 addresses on Southwell Close, Grantham, NG31, 1, Southwell Close, Grantham comes out as the largest and the most expensive in our analysis of the public data.

It is also £267k more expensive than the average property across the NG31 district.

• Poplar Farm School

  700 m away
• The Isaac Newton Primary School

  1.3 km away
• The Gonerby Hill Foot Church of England Primary School

  1.4 km away

• West Grantham Church of England Secondary Academy

  1.1 km away
• The King's School, Grantham

  2.0 km away
• The Priory Ruskin Academy

  2.1 km away

• Grantham

  |

  2.2 km away
• Bottesford

  |

  9.0 km away
• Ancaster

  |

  12.1 km away

The flood risk here is rated Very Low, based on Environment Agency data.