According to data from HM Land Registry, 20, Thorneydene Gardens, Grantham sits on a plot of 356 m².

We have plot size data on 34 out of 38 other houses in the postcode and 20, Thorneydene Gardens, Grantham sits on the 5th largest plot.

20, Thorneydene Gardens, Grantham has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 01 Oct 2009.

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

According to HM Land Registry, 20, Thorneydene Gardens, Grantham was last sold on 1st May 2015 for £212,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since May 2015, the market for similar properties has risen by 42.6%.

According to the Land Registry and our network of Estate Agents, there have been 20 sales of properties similar to 20, Thorneydene Gardens, Grantham within a radius of 700 metres since 2007.

The most recent example is 5, Thorneydene Gardens, Grantham, NG31 8UF, a freehold house which sold for £240,000 on the 10th December 2025.

Read more about house prices in NG31.

• Sold Dec 2025£240,000 | 5 Bed House5, Thorneydene Gardens, Grantham, NG31 8UF5, Thorneydene Gardens, Grantham, NG31 8UF
• Sold Sep 2024£350,000 | 4 Bed House7, Gloucester Road, Grantham, NG31 8RJ7, Gloucester Road, Grantham, NG31 8RJ
• Sold Jun 2024£324,000 | 4 Bed House28, Worcester Road, Grantham, NG31 8SF28, Worcester Road, Grantham, NG31 8SF
• Sold Jun 2023£350,000 | 4 Bed House21, Peterborough Close, Grantham, NG31 8SH21, Peterborough Close, Grantham, NG31 8SH
• Sold Sep 2020£334,995 | 4 Bed House29, Beaumaris Way, Grantham, NG31 8WP29, Beaumaris Way, Grantham, NG31 8WP
• Sold Jul 2020£312,500 | 5 Bed House52, Barrowby Gate, Grantham, NG31 7LT52, Barrowby Gate, Grantham, NG31 7LT
• Sold Apr 2020£349,995 | 4 Bed House1, Dalton Close, Grantham, NG31 8WS1, Dalton Close, Grantham, NG31 8WS
• Sold Dec 2019£389,995 | 4 Bed House25, Beaumaris Way, Grantham, NG31 8WP25, Beaumaris Way, Grantham, NG31 8WP
• Sold Oct 2019£354,995 | 4 Bed House20, Beaumaris Way, Grantham, NG31 8WP20, Beaumaris Way, Grantham, NG31 8WP
• Sold Jun 2016£285,000 | 4 Bed House27, Tattershall Close, Grantham, NG31 8SU27, Tattershall Close, Grantham, NG31 8SU
• Sold May 2016£307,995 | 4 Bed House39, Knaresborough Drive, Grantham, NG31 8UP39, Knaresborough Drive, Grantham, NG31 8UP
• Sold Oct 2015£299,995 | 4 Bed House2, Tamworth Close, Grantham, NG31 8UU2, Tamworth Close, Grantham, NG31 8UU
• Sold Feb 2015£230,000 | 4 Bed House34, Barrowby Gate, Grantham, NG31 7LT34, Barrowby Gate, Grantham, NG31 7LT
• Sold Feb 2015£285,000 | 5 Bed House33, Durham Close, Grantham, NG31 8RH33, Durham Close, Grantham, NG31 8RH
• Sold Aug 2014£282,500 | 4 Bed House9, Exeter Close, Grantham, NG31 8NZ9, Exeter Close, Grantham, NG31 8NZ
• Sold Apr 2014£264,995 | 4 Bed House16, Knaresborough Drive, Grantham, NG31 8UP16, Knaresborough Drive, Grantham, NG31 8UP
• Sold Mar 2012£205,000 | 5 Bed House62, Durham Close, Grantham, NG31 8RL62, Durham Close, Grantham, NG31 8RL
• Sold Jan 2011£226,000 | 4 Bed House40, Barrowby Gate, Grantham, NG31 7LT40, Barrowby Gate, Grantham, NG31 7LT
• Sold Mar 2008£225,000 | 5 Bed HouseBoundary Farm, Barrowby Road, Grantham, NG31 8NTBoundary Farm, Barrowby Road, Grantham, NG31 8NT
• Sold Aug 2007£239,000 | 4 Bed House50, Durham Close, Grantham, NG31 8RL50, Durham Close, Grantham, NG31 8RL

Thorneydene Gardens, Grantham, NG31 has a total of 38 addresses. According to our analysis of all the public data, 20, Thorneydene Gardens, Grantham is the 3rd largest and the 5th most expensive property on the street.

When compared to the postcode district it is £116k more expensive than the average property in NG31.

• Poplar Farm School

  600 m away
• The Isaac Newton Primary School

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

  1.2 km away

• West Grantham Church of England Secondary Academy

  1.1 km away
• The King's School, Grantham

  1.8 km away
• The Priory Ruskin Academy

  1.9 km away

• Grantham

  |

  2.1 km away
• Bottesford

  |

  9.1 km away
• Ancaster

  |

  11.9 km away

According to data from the Environment Agency, the flood risk in this area is considered to be Very Low.