11c, Primrose Gardens, London, NW3 4UJ

11c is a mid-terrace house in London (NW3 4UJ). It has a recorded floor area of 115 m² (around 1238 sq ft), construction records dating it to before 1900 and council tax band D. At 115 m² this is the 32nd smallest of 35 units on EPC record in the building, where floor areas span 21–174 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (October 2021) shows a C (score 73). When first surveyed in March 2010 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Very Poor to Poor; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to B (score 81).

At 115 m² the property is well over the postcode median (60 m² across 54 EPCs), placing it in the larger end of the local stock. On a £-per-square-foot basis, the last sale (£969/sq ft) was about 84.6% above the typical sold price in the postcode. Last sale on file: £1,200,000 in April 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.