According to data from HM Land Registry, 21, Irondale Close, Northampton sits on a plot of 195 m².

We have plot size data on 23 out of 23 other houses in the postcode and 21, Irondale Close, Northampton sits on the 17th largest plot.

21, Irondale Close, Northampton has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 19 Mar 2010.

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, Irondale Close, Northampton was last sold on 23rd August 2019 for £190,000 and was recorded as a freehold house.

The property has had 2 sales since 1995.

Since August 2019, the market for similar properties has risen by 81.6%.

• Sold Aug 2019£190,000
• Sold Dec 2001£14,400

According to the Land Registry and our network of Estate Agents, there have been 213 sales of properties similar to 21, Irondale Close, Northampton within a radius of 750 metres since 2014.

The most recent example is 26, Hammerstone Lane, Northampton, NN4 8US, a freehold house which sold for £250,000 on the 31st October 2025.

Read more about house prices in NN4.

• Sold Oct 2025£250,000 | 3 Bed House26, Hammerstone Lane, Northampton, NN4 8US26, Hammerstone Lane, Northampton, NN4 8US
• Sold Aug 2025£230,000 | 3 Bed House19, Merryhill, Northampton, NN4 9YH19, Merryhill, Northampton, NN4 9YH
• Sold Jul 2025£263,000 | 3 Bed House39, Ironstone Lane, Northampton, NN4 8TR39, Ironstone Lane, Northampton, NN4 8TR
• Sold Jun 2025£275,000 | 3 Bed House18, Hambledon Rise, Northampton, NN4 8TT18, Hambledon Rise, Northampton, NN4 8TT
• Sold Feb 2025£210,000 | 3 Bed House15, Irondale Close, Northampton, NN4 8TU15, Irondale Close, Northampton, NN4 8TU
• Sold Feb 2025£250,000 | 3 Bed House20, Ironstone Lane, Northampton, NN4 8TR20, Ironstone Lane, Northampton, NN4 8TR
• Sold Jan 2025£272,500 | 3 Bed House28, Ironstone Lane, Northampton, NN4 8TR28, Ironstone Lane, Northampton, NN4 8TR
• Sold Oct 2023£250,000 | 3 Bed House4, Ironstone Lane, Northampton, NN4 8TR4, Ironstone Lane, Northampton, NN4 8TR
• Sold Jul 2023£250,000 | 3 Bed House1, Irondale Close, Northampton, NN4 8TU1, Irondale Close, Northampton, NN4 8TU
• Sold Mar 2023£201,000 | 3 Bed House18, Hammerstone Lane, Northampton, NN4 8US18, Hammerstone Lane, Northampton, NN4 8US
• Sold Dec 2022£240,000 | 3 Bed House6, Robinia Close, Northampton, NN4 8UJ6, Robinia Close, Northampton, NN4 8UJ
• Sold Apr 2021£207,000 | 3 Bed House5, Hambledon Rise, Northampton, NN4 8TT5, Hambledon Rise, Northampton, NN4 8TT
• Sold Mar 2021£205,000 | 3 Bed House33, Quernstone Lane, Northampton, NN4 8UN33, Quernstone Lane, Northampton, NN4 8UN
• Sold Jan 2021£207,000 | 3 Bed House22, Rydalside, Northampton, NN4 8TP22, Rydalside, Northampton, NN4 8TP
• Sold Jul 2020£225,000 | 3 Bed House44, Hammerstone Lane, Northampton, NN4 8US44, Hammerstone Lane, Northampton, NN4 8US
• Sold Mar 2020£110,000 | 3 Bed House11, Quernstone Lane, Northampton, NN4 8UN11, Quernstone Lane, Northampton, NN4 8UN
• Sold Mar 2018£172,000 | 3 Bed House25, Hammerstone Lane, Northampton, NN4 8US25, Hammerstone Lane, Northampton, NN4 8US
• Sold Apr 2017£185,000 | 3 Bed House20, Tallyfield End, Northampton, NN4 8UX20, Tallyfield End, Northampton, NN4 8UX
• Sold Feb 2016£170,000 | 3 Bed House3, Tallyfield End, Northampton, NN4 8UX3, Tallyfield End, Northampton, NN4 8UX
• Sold May 2014£145,000 | 3 Bed House21, Ironstone Lane, Northampton, NN4 8TR21, Ironstone Lane, Northampton, NN4 8TR

Irondale Close, Northampton, NN4 has a total of 23 addresses. According to our analysis of all the public data, 21, Irondale Close, Northampton is the 13th largest and the 13th most expensive property on the street.

When compared to the postcode district it is £77k less expensive than the average property in NN4.

• Briar Hill Primary School & Nursery

  600 m away
• Hunsbury Park Primary School

  800 m away
• Upton Meadows Primary School

  1.2 km away

• Abbeyfield School

  2.0 km away
• Malcolm Arnold Academy

  3.9 km away

• Northampton

  |

  1.8 km away
• Long Buckby

  |

  13.1 km away
• Wellingborough

  |

  19.1 km away

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