HM Land Registry records the plot of land for 15, Grassmere Avenue, Northampton as measuring 479 m².

That makes it the 17th largest plot in the postcode, where 45 of the 47 other houses have recorded plot data.

15, Grassmere Avenue, Northampton has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 15 Jun 2009.

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 15, Grassmere Avenue, Northampton completed on 14th December 2018 at £320,000 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 16.8% over the period since December 2018.

• Sold Dec 2018£320,000
• Sold Dec 2014£242,000
• Sold Dec 2011£216,000

Since 2011 126 properties similar to 15, Grassmere Avenue, Northampton have sold within a radius of 690 metres, per the Land Registry and our network of Estate Agents.

The latest, on the 5th September 2025, was 19, Grassmere Avenue, Northampton, NN3 3DP, a freehold house which sold for £245,000.

Read more about house prices in NN3.

• Sold Sep 2025£245,000 | 4 Bed House19, Grassmere Avenue, Northampton, NN3 3DP19, Grassmere Avenue, Northampton, NN3 3DP
• Sold Aug 2025£325,000 | 4 Bed House106, Westone Avenue, Northampton, NN3 3JQ106, Westone Avenue, Northampton, NN3 3JQ
• Sold Jul 2025£360,000 | 4 Bed House8, Charnwood Avenue, Northampton, NN3 3DU8, Charnwood Avenue, Northampton, NN3 3DU
• Sold May 2024£320,000 | 4 Bed House55, Charnwood Avenue, Northampton, NN3 3EE55, Charnwood Avenue, Northampton, NN3 3EE
• Sold Jan 2024£360,000 | 4 Bed House44, Westone Avenue, Northampton, NN3 3JJ44, Westone Avenue, Northampton, NN3 3JJ
• Sold Nov 2022£280,000 | 4 Bed House28, Landsdown Drive, Northampton, NN3 3ED28, Landsdown Drive, Northampton, NN3 3ED
• Sold May 2022£375,000 | 4 Bed House47, Grassmere Avenue, Northampton, NN3 3DP47, Grassmere Avenue, Northampton, NN3 3DP
• Sold Feb 2022£332,500 | 4 Bed House27, Oaklands Drive, Northampton, NN3 3JN27, Oaklands Drive, Northampton, NN3 3JN
• Sold Nov 2021£325,000 | 4 Bed House6, Oaklands Drive, Northampton, NN3 3JL6, Oaklands Drive, Northampton, NN3 3JL
• Sold Sep 2021£330,000 | 4 Bed House25, Ashley Way, Northampton, NN3 3DZ25, Ashley Way, Northampton, NN3 3DZ
• Sold May 2021£340,000 | 4 Bed House16, Firtree Walk, Northampton, NN3 3DT16, Firtree Walk, Northampton, NN3 3DT
• Sold Aug 2020£318,500 | 4 Bed House17, Beechwood Drive, Northampton, NN3 3DW17, Beechwood Drive, Northampton, NN3 3DW
• Sold Mar 2020£345,000 | 4 Bed House9, Firtree Walk, Northampton, NN3 3DS9, Firtree Walk, Northampton, NN3 3DS
• Sold Feb 2019£300,000 | 4 Bed House8, Oaklands Drive, Northampton, NN3 3JL8, Oaklands Drive, Northampton, NN3 3JL
• Sold Nov 2018£312,000 | 4 Bed House1, Ashley Way, Northampton, NN3 3DZ1, Ashley Way, Northampton, NN3 3DZ
• Sold Sep 2018£286,000 | 4 Bed House6, Charnwood Avenue, Northampton, NN3 3DU6, Charnwood Avenue, Northampton, NN3 3DU
• Sold Jul 2018£270,000 | 4 Bed House10, Grassmere Avenue, Northampton, NN3 3DP10, Grassmere Avenue, Northampton, NN3 3DP
• Sold Jul 2018£290,000 | 4 Bed House39, Firtree Walk, Northampton, NN3 3DS39, Firtree Walk, Northampton, NN3 3DS
• Sold Oct 2017£300,000 | 4 Bed House48, Firtree Walk, Northampton, NN3 3DT48, Firtree Walk, Northampton, NN3 3DT
• Sold Dec 2011£162,500 | 4 Bed House11, Grassmere Avenue, Northampton, NN3 3DP11, Grassmere Avenue, Northampton, NN3 3DP

Of the 47 addresses on Grassmere Avenue, Northampton, NN3, 15, Grassmere Avenue, Northampton comes out as the 2nd largest and the 5th most expensive in our analysis of the public data.

It is also £65k more expensive than the average property across the NN3 district.

• Lumbertubs Primary School

  800 m away
• Weston Favell CofE Primary School

  900 m away
• Headlands Primary School

  900 m away

• Northampton Academy

  400 m away
• Weston Favell Academy

  600 m away
• St Thomas Becket Catholic School

  2.2 km away

• Northampton

  |

  5.0 km away
• Wellingborough

  |

  12.3 km away
• Kettering

  |

  17.0 km away

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