21, Rochester Square occupies a 372 m² plot as recorded by HM Land Registry.

Of the 11 other houses in this postcode, 10 have recorded plot sizes, and this one ranks as the 7th largest.

21, Rochester Square has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 12 Aug 2020.

The property is connected to mains gas and has some double glazing. It is heated using a boiler and radiators (mains gas).

21, Rochester Square last changed hands on 11th November 2020, selling for £2,029,000. The transaction was logged as a freehold house by HM Land Registry.

That is its only recorded sale since 1995.

The market for similar properties has risen by 23.1% since November 2020.

Land Registry records and our Estate Agent network show 23 sales of comparable properties within 300 metres of 21, Rochester Square since 2007.

Most recently, 17, Camden Square, London, NW1 9UY, a freehold house, sold at £2,150,000 on the 29th October 2025.

Read more about house prices in NW1.

• Sold Oct 2025£2,150,000 | 4 Bed House17, Camden Square, London, NW1 9UY17, Camden Square, London, NW1 9UY
• Sold Apr 2025£2,300,000 | 4 Bed House22, Rochester Mews, London, NW1 9JB22, Rochester Mews, London, NW1 9JB
• Sold Sep 2024£1,900,000 | 4 Bed House12, Murray Mews, London, NW1 9RJ12, Murray Mews, London, NW1 9RJ
• Sold Jul 2024£2,280,000 | 5 Bed House7, Camden Square, London, NW1 9UY7, Camden Square, London, NW1 9UY
• Sold Jul 2024£1,365,000 | 5 Bed House170, Camden Road, London, NW1 9HJ170, Camden Road, London, NW1 9HJ
• Sold Jul 2024£1,400,000 | 5 Bed House28, Rochester Mews, London, NW1 9JB28, Rochester Mews, London, NW1 9JB
• Sold Jul 2024£2,400,000 | 4 Bed House27, Stratford Villas, London, NW1 9SE27, Stratford Villas, London, NW1 9SE
• Sold May 2023£2,000,000 | 4 Bed House7, Rochester Road, London, NW1 9JH7, Rochester Road, London, NW1 9JH
• Sold Jan 2022£1,910,000 | 4 Bed House3, Rochester Road, London, NW1 9JH3, Rochester Road, London, NW1 9JH
• Sold Oct 2021£2,025,000 | 5 Bed House18, Rochester Square, London, NW1 9SA18, Rochester Square, London, NW1 9SA
• Sold Mar 2021£1,533,999 | 4 Bed House5, Rochester Road, London, NW1 9JH5, Rochester Road, London, NW1 9JH
• Sold Feb 2021£1,850,000 | 4 Bed House6, Murray Mews, London, NW1 9RJ6, Murray Mews, London, NW1 9RJ
• Sold Aug 2020£1,895,000 | 4 Bed House66, Camden Square, London, NW1 9XD66, Camden Square, London, NW1 9XD
• Sold Sep 2016£2,000,000 | 4 Bed House19, Rochester Square, London, NW1 9SA19, Rochester Square, London, NW1 9SA
• Sold Feb 2016£225,000 | 5 Bed House1, Rochester Square, London, NW1 9SD1, Rochester Square, London, NW1 9SD
• Sold Mar 2014£1,690,000 | 4 Bed House10, Camden Square, London, NW1 9UY10, Camden Square, London, NW1 9UY
• Sold Mar 2013£1,400,000 | 5 Bed House15, Camden Square, London, NW1 9UY15, Camden Square, London, NW1 9UY
• Sold Feb 2010£1,150,000 | 4 Bed House8, Camden Square, London, NW1 9UY8, Camden Square, London, NW1 9UY
• Sold Jul 2009£1,026,500 | 4 Bed House11, Camden Square, London, NW1 9UY11, Camden Square, London, NW1 9UY
• Sold Apr 2007£935,000 | 5 Bed House166, Camden Road, London, NW1 9HJ166, Camden Road, London, NW1 9HJ

Our analysis of the public data ranks 21, Rochester Square as the 5th largest and the 6th most expensive of the 117 addresses on Rochester Square, London, NW1.

Against the NW1 postcode district average, it is £1.405m more expensive than the typical property.

• Our Lady Roman Catholic Primary School

  500 m away
• Hawley Primary School

  600 m away
• Abacus Belsize Primary School

  600 m away

• The Camden School for Girls

  300 m away
• Regent High School

  1.0 km away
• Lift Beacon High

  1.2 km away

• Camden Road

  |

  300 m away
• Camden Town

  |

  700 m away
• Kentish Town

  |

  800 m away

Environment Agency data suggests this area has a Very Low risk of flooding.