According to data from HM Land Registry, 21, Ninth Avenue, Grantham sits on a plot of 156 m².

We have plot size data on 42 out of 48 other houses in the postcode and 21, Ninth Avenue, Grantham sits on the 40th largest plot.

21, Ninth Avenue, Grantham has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 20 Sep 2018.

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, 21, Ninth Avenue, Grantham was last sold on 31st January 2019 for £105,000 and was recorded as a leasehold house.

The property has only had this single sale since 1995.

Since January 2019, the market for similar properties has risen by 24.3%.

• Sold Jan 2019£105,000

According to the Land Registry and our network of Estate Agents, there have been 18 sales of properties similar to 21, Ninth Avenue, Grantham within a radius of 940 metres since 2007.

The most recent example is 201, Harrowby Lane, Grantham, NG31 9HQ, a freehold house which sold for £135,000 on the 7th August 2025.

Read more about house prices in NG31.

• Sold Aug 2025£135,000 | 2 Bed House201, Harrowby Lane, Grantham, NG31 9HQ201, Harrowby Lane, Grantham, NG31 9HQ
• Sold Dec 2024£145,000 | 2 Bed House21, Bedford Close, Grantham, NG31 9UQ21, Bedford Close, Grantham, NG31 9UQ
• Sold Nov 2024£130,000 | 2 Bed House5, Alma Park Close, Grantham, NG31 9UL5, Alma Park Close, Grantham, NG31 9UL
• Sold Oct 2024£120,000 | 2 Bed House11, Bedford Close, Grantham, NG31 9UQ11, Bedford Close, Grantham, NG31 9UQ
• Sold Jun 2024£175,000 | 2 Bed House195, Harrowby Lane, Grantham, NG31 9HQ195, Harrowby Lane, Grantham, NG31 9HQ
• Sold Oct 2023£156,750 | 2 Bed House12, Ninth Avenue, Grantham, NG31 9TF12, Ninth Avenue, Grantham, NG31 9TF
• Sold Jun 2023£163,000 | 3 Bed House18, Hebden Walk, Grantham, NG31 9TU18, Hebden Walk, Grantham, NG31 9TU
• Sold Feb 2023£162,000 | 2 Bed House24, Bedford Close, Grantham, NG31 9UQ24, Bedford Close, Grantham, NG31 9UQ
• Sold Dec 2022£125,000 | 2 Bed House79, Uplands Drive, Grantham, NG31 9NZ79, Uplands Drive, Grantham, NG31 9NZ
• Sold Oct 2022£133,000 | 2 Bed House35, Hebden Walk, Grantham, NG31 9TU35, Hebden Walk, Grantham, NG31 9TU
• Sold Jan 2021£127,500 | 3 Bed House32, Bedford Close, Grantham, NG31 9UQ32, Bedford Close, Grantham, NG31 9UQ
• Sold Dec 2020£100,000 | 3 Bed House34, Bedford Close, Grantham, NG31 9UQ34, Bedford Close, Grantham, NG31 9UQ
• Sold Jul 2016£82,000 | 2 Bed House27, Belmont Grove, Grantham, NG31 9NU27, Belmont Grove, Grantham, NG31 9NU
• Sold Dec 2013£82,000 | 3 Bed House34, Uplands Drive, Grantham, NG31 9NT34, Uplands Drive, Grantham, NG31 9NT
• Sold Jun 2011£77,000 | 2 Bed House5, Fifth Avenue, Grantham, NG31 9SZ5, Fifth Avenue, Grantham, NG31 9SZ
• Sold Jan 2009£80,000 | 2 Bed House33, Hebden Walk, Grantham, NG31 9TU33, Hebden Walk, Grantham, NG31 9TU
• Sold Mar 2007£100,000 | 2 Bed House216, Harrowby Lane, Grantham, NG31 9NL216, Harrowby Lane, Grantham, NG31 9NL
• Sold Feb 2007£61,000 | 2 Bed House47, Tennyson Avenue, Grantham, NG31 9NH47, Tennyson Avenue, Grantham, NG31 9NH

Ninth Avenue, Grantham, NG31 has a total of 48 addresses. According to our analysis of all the public data, 21, Ninth Avenue, Grantham is the 41st largest and the 48th most expensive property on the street.

When compared to the postcode district it is £83k less expensive than the average property in NG31.

• Belmont Community Primary School

  400 m away
• The Harrowby Church of England Primary School

  1.3 km away
• Belton Lane Community Primary School

  1.5 km away

• Kesteven and Grantham Girls' School

  2.0 km away
• The King's School, Grantham

  2.4 km away
• The Priory Ruskin Academy

  2.6 km away

• Grantham

  |

  2.8 km away
• Ancaster

  |

  9.1 km away
• Rauceby

  |

  12.5 km away

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