12a is a three-bedroom mid-terrace house in Southwark, London, London (SE19 1HA). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (February 2022) shows a C (score 70). When first surveyed in May 2012 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Good and lighting went from Good to Very Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would push it to B (score 81).
Sale prices here have outpaced London HPI: 11.6% per year against 0% for the wider region. Today's modelled estimate of £523,000 sits 58.5% above the 2012 sale of £330,000. On a £-per-square-foot basis, the last sale (£333/sq ft) was about 32.9% above the typical sold price in the postcode. At 92 m² it's 15% larger than the typical home in the postcode (80 m² median across 36 EPCs). 14 years since the last transfer (September 2012).
No planning applications are recorded against 12a, Colby Road, Southwark, London, SE19 1HA. The full report also covers planning activity across the surrounding area.
Full planning data for 12a, Colby Road, Southwark, London, SE19 1HA
Every application and decision on this property and nearby, in full, in the report.
Price for 12a has grown more than fourfold since the 1995 starting point.
£523,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.6% per year over 17 years.
£330,000
Growth on file: 11.6% per year over 17 years.
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12a outperforms the street on floor area by a wide margin.
Price per m²
£3,587
Street avg £4,507
Floor Area
92 m²
Street avg 65 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Gipsy Hill Station — bus stop.

Daytime· 07:00 – 23:00
56.4dB

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Changes detected from historical EPC data
Hot water system upgraded
More low energy lighting installed
14 September 2012Most recent
£330,000
+14.8%over 4 years4 December 2007
£287,500
+458.3%over 12 years3 November 1995
£51,500
Median price across the last 5 sales in SE19 1HA: £765,000 (2025–2024).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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CO₂ Emissions
3.1 t/year
Street avg 3.0 t/year
SE19 1JL
Closest school
0.3 km
Paxton Primary School. 62 schools nearby.
Night-time· 23:00 – 07:00
46.1dB