According to data from HM Land Registry, 9, Windmill Avenue, Northampton sits on a plot of 257 m².

We have plot size data on 30 out of 35 other houses in the postcode and 9, Windmill Avenue, Northampton sits on the 16th largest plot.

9, Windmill Avenue, Northampton has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 11 Apr 2022.

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, 9, Windmill Avenue, Northampton was last sold on 1st August 2002 for £117,500 and was recorded as a freehold house.

The property has only had this single sale since 1995.

• Sold Aug 2002£117,500

According to the Land Registry and our network of Estate Agents, there have been 186 sales of properties similar to 9, Windmill Avenue, Northampton within a radius of 3.0 kilometres since 2016.

The most recent example is 3, Windmill Avenue, Northampton, NN7 3EQ, a freehold house which sold for £270,000 on the 17th February 2026.

Read more about house prices in NN7.

• Sold Feb 2026£270,000 | 3 Bed House3, Windmill Avenue, Northampton, NN7 3EQ3, Windmill Avenue, Northampton, NN7 3EQ
• Sold Feb 2026£355,000 | 3 Bed House34, Buttmead, Northampton, NN7 3DQ34, Buttmead, Northampton, NN7 3DQ
• Sold Dec 2025£330,000 | 3 Bed House1, Wellspring, Northampton, NN7 3EH1, Wellspring, Northampton, NN7 3EH
• Sold Oct 2025£290,000 | 3 Bed House36, Courteenhall Road, Northampton, NN7 3DD36, Courteenhall Road, Northampton, NN7 3DD
• Sold Jun 2025£330,000 | 3 Bed House4, Greenaway Close, Northampton, NN7 3EJ4, Greenaway Close, Northampton, NN7 3EJ
• Sold Mar 2025£315,000 | 3 Bed House61, Buttmead, Northampton, NN7 3DQ61, Buttmead, Northampton, NN7 3DQ
• Sold Sep 2024£280,000 | 3 Bed House67, Buttmead, Northampton, NN7 3DQ67, Buttmead, Northampton, NN7 3DQ
• Sold Sep 2024£347,500 | 3 Bed House14, Connegar Leys, Northampton, NN7 3DF14, Connegar Leys, Northampton, NN7 3DF
• Sold May 2024£375,000 | 3 Bed House10, Eastfield, Northampton, NN7 3DH10, Eastfield, Northampton, NN7 3DH
• Sold Aug 2022£270,000 | 3 Bed House38, Connegar Leys, Northampton, NN7 3DF38, Connegar Leys, Northampton, NN7 3DF
• Sold Sep 2021£260,000 | 3 Bed House2, Connegar Leys, Northampton, NN7 3DF2, Connegar Leys, Northampton, NN7 3DF
• Sold Sep 2021£275,000 | 3 Bed House26, Buttmead, Northampton, NN7 3DQ26, Buttmead, Northampton, NN7 3DQ
• Sold Nov 2020£249,995 | 3 Bed House37, Windmill Avenue, Northampton, NN7 3EQ37, Windmill Avenue, Northampton, NN7 3EQ
• Sold Aug 2020£245,000 | 3 Bed House5, Buttmead, Northampton, NN7 3DQ5, Buttmead, Northampton, NN7 3DQ
• Sold Aug 2020£265,000 | 3 Bed House40, Connegar Leys, Northampton, NN7 3DF40, Connegar Leys, Northampton, NN7 3DF
• Sold Jul 2020£203,000 | 3 Bed House20, Greenaway Close, Northampton, NN7 3EJ20, Greenaway Close, Northampton, NN7 3EJ
• Sold Feb 2020£255,000 | 3 Bed House40, Greenaway Close, Northampton, NN7 3EJ40, Greenaway Close, Northampton, NN7 3EJ
• Sold Jun 2019£225,000 | 3 Bed House40, Buttmead, Northampton, NN7 3DQ40, Buttmead, Northampton, NN7 3DQ
• Sold Sep 2016£220,000 | 3 Bed House15, Windmill Avenue, Northampton, NN7 3EQ15, Windmill Avenue, Northampton, NN7 3EQ
• Sold Jun 2016£222,500 | 3 Bed House20, Connegar Leys, Northampton, NN7 3DF20, Connegar Leys, Northampton, NN7 3DF

Windmill Avenue, Blisworth, Northampton, NN7 has a total of 35 addresses. According to our analysis of all the public data, 9, Windmill Avenue, Northampton is the 7th largest and the 8th most expensive property on the street.

When compared to the postcode district it is £87k less expensive than the average property in NN7.

• Blisworth Community Primary School

  200 m away
• Milton Parochial Primary School

  2.1 km away
• Gayton Church of England Primary School

  3.1 km away

• Elizabeth Woodville School

  3.2 km away
• Abbeyfield School

  5.1 km away
• Sponne School

  6.2 km away

• Northampton

  |

  7.3 km away
• Wolverton

  |

  15.0 km away
• Long Buckby

  |

  16.9 km away

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