Flat 67, Constantine House 14 has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 04 Mar 2016.

The property is not connected to mains gas and has high performance glazing. It is heated using Room heaters, electric.

According to HM Land Registry, Flat 67, Constantine House 14 was last sold on 27th April 2016 for £630,000 and was recorded as a leasehold flat.

The property has only had this single sale since 1995.

Since April 2016, the market for similar properties has dropped by 10.7%.

• Sold Apr 2016£630,000

According to the Land Registry and our network of Estate Agents, there have been 3 sales of properties similar to Flat 67, Constantine House 14 within a radius of 170 metres over the last 2 years.

The most recent example is Flat 41, Amelia House 11, Boulevard Drive, London, NW9 5JP, a leasehold flat which sold for £390,000 on the 1st December 2025.

Read more about house prices in NW9.

• Sold Dec 2025£390,000 | 3 Bed FlatFlat 41, Amelia House 11, Boulevard Drive, London, NW9 5JPFlat 41, Amelia House 11, Boulevard Drive, London, NW9 5JP
• Sold Jul 2025£690,000 | 3 Bed FlatFlat 70, Croft House 21, Heritage Avenue, London, NW9 5XYFlat 70, Croft House 21, Heritage Avenue, London, NW9 5XY
• Sold Jul 2024£535,000 | 3 Bed FlatFlat 71, Croft House 21, Heritage Avenue, London, NW9 5XYFlat 71, Croft House 21, Heritage Avenue, London, NW9 5XY

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Our network of Estate Agents reports 1 let within 170 metres of Flat 67, Constantine House 14 over the last 2 years.

Most recently, Flat 35, Carleton House 20, Boulevard Drive, London, NW9 5QF, a leasehold flat, was let by Fine Living in March 2022.

• 
  Let Mar 2022£ Undisclosed | 1 Bed FlatFlat 35, Carleton House 20, Boulevard Drive, London, NW9 5QFFlat 35, Carleton House 20, Boulevard Drive, London, NW9 5QF

•Nearby is defined as the radius comprising the nearest 2,000 addresses.

Boulevard Drive, London, NW9 has a total of 537 addresses. According to our analysis of all the public data, Flat 67, Constantine House 14 is the 48th largest and the 50th most expensive property on the street.

When compared to the postcode district it is £33k more expensive than the average property in NW9.

• 600

  m

  Blessed Dominic Catholic Primary School
• 800

  m

  Sunnyfields Primary School
• 900

  m

  Colindale Primary School

• 600

  m

  St James' Catholic High School
• 700

  m

  Saracens High School
• 1.0

  km

  Hasmonean High School for Girls

• 600

  m

  Colindale
• 1.7

  km

  Hendon Central
• 1.7

  km

  Hendon

According to recent data from Ofcom, ultrafast broadband is available in this area.

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