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Get started15 Rowben Close is a three-bedroom semi-detached house in Barnet, London, London (N20 8QR). It has a recorded floor area of 234 m² (around 2519 sq ft), construction records dating it to 1930-1949 and council tax band F. The latest certificate (October 2024) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in January 2011 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 75).
It hasn't traded since October 2003, a hold of 23 years that's notably long for the area. Sale prices here have outpaced London HPI: 11.1% per year against 0% for the wider region. Today's modelled estimate of £1,261,000 sits 227.5% above the 2003 sale of £385,000. On a £-per-square-foot basis, the last sale (£153/sq ft) was about 70.5% below the postcode norm. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. At 234 m² it's 27.9% larger than the typical home in the postcode (183 m² median across 13 EPCs).
15 Rowben Close's carbon output runs well above what efficient homes in the postcode produce.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no. rooflights to front and new gable window to side elevation to facilitate a loft conversion
15 Rowben Close's modelled value sits at over four times its earliest registered sale price (1998).
£1,261,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.1% per year over 5 years.
£385,000
Growth on file: 11.1% per year over 5 years.
On price per m², 15 Rowben Close runs well behind the street norm.
Price per m²
£1,645
Street avg £6,020
Floor Area
234 m²
Street avg 186 m²
Habitable Rooms
9 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Links Drive — bus stop.

Daytime· 07:00 – 23:00
46.4dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Part single, part two storey · Side and rear of property
Part single, part two storey side and rear extension following demolition of rear garage/store
2 October 2003Most recent
£385,000
+75.8%over 5 years29 May 1998
£219,000
Median price across the last 5 sales in N20 8QR: £1,400,000 (2021–2020).
Street avg 7 rooms
CO₂ Emissions
7.8 t/year
Street avg 9.9 t/year
N20 8HB
Closest school
0.8 km
St Andrew's CofE Voluntary Aided Primary School, Totteridge. 41 schools nearby.
Night-time· 23:00 – 07:00
39.5dB
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