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Get started12 Johnston Terrace is a three-bedroom end-of-terrace house in Barnet, London, London (NW2 6QJ). It has a recorded floor area of 96 m² (around 1033 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (November 2018) shows an E (score 43), well below the UK norm with real room to improve. When first surveyed in May 2011 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Very Poor to Good and hot-water efficiency went from Poor to Average. The recommended improvements would lift it to C (score 76), a 2-band jump.
It hasn't traded since November 2001, a hold of 24 years that's notably long for the area. At 96 m² it's 24.7% larger than the typical home in the postcode (77 m² median across 23 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £638,000 sits 190% above the 2001 sale of £220,000. On a £-per-square-foot basis, the last sale (£213/sq ft) was about 45.2% below the postcode norm.
12 Johnston Terrace sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
12 Johnston Terrace valuation sits well clear of the typical sold price in this postcode.
£638,000
Modelled from EPC, postcode comparables.
£220,000
Recorded with HM Land Registry.
12 Johnston Terrace outperforms the street on floor area by a wide margin.
Price per m²
£2,292
Street avg £5,522
Floor Area
96 m²
Street avg 77 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
14/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Mora Road — bus stop.

Daytime· 07:00 – 23:00
53.0dB

Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Single glazing replaced with double or better glazing
Wall insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
26 November 2001Most recent
£220,000
Median price across the last 5 sales in NW2 6QJ: £600,000 (2025–2023).
Street avg 4 rooms
CO₂ Emissions
6.7 t/year
Street avg 3.6 t/year
NW2 6HZ
Closest school
0.5 km
St Agnes' Catholic Primary School. 55 schools nearby.
Night-time· 23:00 – 07:00
43.0dB
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