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Get started21 Alexander Road is a five-bedroom semi-detached house in Coulsdon (CR5 3JD). It has a recorded floor area of 161 m² (around 1733 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (May 2019) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in October 2009 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Poor to Good and lighting went from Poor to Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would push it to C (score 79).
Sale prices here have outpaced England HPI: 7.6% per year against 0% for the wider region. Today's modelled estimate of £753,000 is 17.7% above the 2020 sale price. At 161 m² the property is well over the postcode median (92 m² across 13 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved. Sold November 2020 for £640,000.
21 Alexander Road's carbon output runs well above what efficient homes in the postcode produce.
21 Alexander Road has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Erection of single storey rear extension
21 Alexander Road has more than doubled in price since the earliest registered sale in 2010.
£753,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 11 years.
£640,000
Growth on file: 7.6% per year over 11 years.
21 Alexander Road is notably below the street on co₂ emissions.
Price per m²
£3,975
Street avg £5,037
Floor Area
161 m²
Street avg 113 m²
Habitable Rooms
7 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Alexander Road / Coulsdon — bus stop.

Daytime· 07:00 – 23:00
47.1dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
17 November 2020Most recent
£640,000
+120.7%over 10 years12 February 2010
£290,000
Median price across the last 5 sales in CR5 3JD: £500,000 (2025–2010).
Street avg 5 rooms
CO₂ Emissions
6.9 t/year
Street avg 5.5 t/year
CR5 3YF
Closest school
0.5 km
Chipstead Valley Primary School. 11 schools nearby.
Night-time· 23:00 – 07:00
38.3dB
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