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Get started5 Blenheim is a three-bedroom mid-terrace house in Barnet, London, London (NW9 5NH). It has a recorded floor area of 89 m² (around 958 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (July 2025) shows a C (score 71). When first surveyed in August 2015 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Average; while window efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 81).
Held since February 2002 — that's 24 years off the open market, well above the local norm. Today's modelled estimate of £453,000 sits 248.5% above the 2002 sale of £130,000. On a £-per-square-foot basis, the last sale (£136/sq ft) was about 27.5% below the postcode norm.
5 Blenheim's estimated value is more than triple its earliest registered sale price (2002).
£453,000
Modelled from EPC, postcode comparables.
£130,000
Recorded with HM Land Registry.
Price per m² for 5 Blenheim lags the street by a wide margin.
Price per m²
£1,461
Street avg £3,488
Floor Area
89 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Beaufort Park — bus stop.

Daytime· 07:00 – 23:00
56.0dB

Changes detected from historical EPC data
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
4 February 2002Most recent
£130,000
Median price across the last 5 sales in NW9 5NH: £212,000 (2023–2002).
CO₂ Emissions
2.7 t/year
Street avg 2.9 t/year
NW9 5NR
Closest school
0.4 km
Saracens High School. 49 schools nearby.
Night-time· 23:00 – 07:00
45.9dB
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