According to data from HM Land Registry, 8, Castle Avenue, Northampton sits on a plot of 252 m².

We have plot size data on 29 out of 36 other houses in the postcode and 8, Castle Avenue, Northampton sits on the 29th largest plot.

8, Castle Avenue, Northampton has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 15 Oct 2013.

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 the Land Registry and our network of Estate Agents, there have been 225 sales of properties similar to 8, Castle Avenue, Northampton within a radius of 550 metres since 2017.

The most recent example is 22, Limehurst Close, Northampton, NN5 6TH, a freehold house which sold for £260,050 on the 7th April 2026.

Read more about house prices in NN5.

• Sold Apr 2026£260,050 | 3 Bed House22, Limehurst Close, Northampton, NN5 6TH22, Limehurst Close, Northampton, NN5 6TH
• Sold Jul 2025£265,000 | 3 Bed House12, Castle Avenue, Northampton, NN5 6LF12, Castle Avenue, Northampton, NN5 6LF
• Sold Feb 2025£288,000 | 3 Bed House5, Newton Road, Northampton, NN5 6TL5, Newton Road, Northampton, NN5 6TL
• Sold Feb 2025£280,000 | 3 Bed House30, Northfield Road, Northampton, NN5 6SW30, Northfield Road, Northampton, NN5 6SW
• Sold Jan 2025£255,000 | 3 Bed House44, Castle Avenue, Northampton, NN5 6LF44, Castle Avenue, Northampton, NN5 6LF
• Sold Oct 2024£286,000 | 3 Bed House64, Eastfield Road, Northampton, NN5 6TQ64, Eastfield Road, Northampton, NN5 6TQ
• Sold Dec 2023£260,000 | 3 Bed House24, Hardlands Road, Northampton, NN5 6LN24, Hardlands Road, Northampton, NN5 6LN
• Sold Nov 2023£232,500 | 3 Bed House22, Eastfield Road, Northampton, NN5 6TQ22, Eastfield Road, Northampton, NN5 6TQ
• Sold Aug 2023£267,000 | 3 Bed House41, Eastfield Road, Northampton, NN5 6TG41, Eastfield Road, Northampton, NN5 6TG
• Sold Apr 2023£280,000 | 3 Bed House70, Eastfield Road, Northampton, NN5 6TQ70, Eastfield Road, Northampton, NN5 6TQ
• Sold Dec 2022£285,000 | 3 Bed House6, Hardlands Road, Northampton, NN5 6LN6, Hardlands Road, Northampton, NN5 6LN
• Sold Dec 2022£260,000 | 3 Bed House45, Eastfield Road, Northampton, NN5 6TG45, Eastfield Road, Northampton, NN5 6TG
• Sold May 2022£250,000 | 3 Bed House24, Limehurst Close, Northampton, NN5 6TH24, Limehurst Close, Northampton, NN5 6TH
• Sold Mar 2022£250,000 | 3 Bed House2, Hardlands Road, Northampton, NN5 6LN2, Hardlands Road, Northampton, NN5 6LN
• Sold Sep 2021£200,000 | 4 Bed House14, Castle Avenue, Northampton, NN5 6LF14, Castle Avenue, Northampton, NN5 6LF
• Sold Mar 2021£240,000 | 3 Bed House56, Eastfield Road, Northampton, NN5 6TQ56, Eastfield Road, Northampton, NN5 6TQ
• Sold Mar 2021£228,500 | 3 Bed House78, Eastfield Road, Northampton, NN5 6TQ78, Eastfield Road, Northampton, NN5 6TQ
• Sold Sep 2020£220,000 | 3 Bed House6, Castle Avenue, Northampton, NN5 6LF6, Castle Avenue, Northampton, NN5 6LF
• Sold Sep 2019£202,000 | 3 Bed House4, Castle Avenue, Northampton, NN5 6LF4, Castle Avenue, Northampton, NN5 6LF
• Sold Nov 2017£218,000 | 3 Bed House84, Eastfield Road, Northampton, NN5 6TQ84, Eastfield Road, Northampton, NN5 6TQ

Castle Avenue, Northampton, NN5 has a total of 79 addresses. According to our analysis of all the public data, 8, Castle Avenue, Northampton is the 20th largest and the 23rd most expensive property on the street.

When compared to the postcode district it is £2k more expensive than the average property in NN5.

• Hopping Hill Primary School

  400 m away
• Duston Eldean Primary School

  600 m away
• Chiltern Primary School

  1.0 km away

• Malcolm Arnold Academy

  3.8 km away
• Abbeyfield School

  4.7 km away
• Kingsthorpe College

  4.7 km away

• Northampton

  |

  3.0 km away
• Long Buckby

  |

  10.7 km away
• Wellingborough

  |

  19.3 km away

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