12 Jasper Road is a semi-detached house in Southwark, London, London (SE19 1SJ). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (May 2014) shows a C (score 71). The recommended improvements would push it to B (score 86). The latest certificate is from May 2014, so improvements made since then won't be reflected.
Sale prices here have outpaced London HPI: 11.7% per year against 0% for the wider region. Today's modelled estimate of £786,000 is 18% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£631/sq ft) was about 100.8% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. At 98 m² it's 19.3% smaller than the typical home in the postcode (122 m² median across 14 EPCs). Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). On the market in November 2014 and unlisted since — roughly 12 years.
12 Jasper Road's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 14 May 2024
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Certificate of Lawfulness (Proposed): Construction of a rear dormer extension with two rear roof lights and a window in the existing side elevation.
12 Jasper Road has more than doubled in price since the earliest registered sale in 2005.
£786,000
Modelled from EPC, postcode comparables and a sale-price growth of 11.7% per year over 9 years.
£666,000
Growth on file: 11.7% per year over 9 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
CO₂ Emissions for 12 Jasper Road runs comfortably ahead of the street norm.
Price per m²
£6,796
Street avg £5,267
Floor Area
98 m²
Street avg 126 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Crystal Palace Parade — bus stop.

Daytime· 07:00 – 23:00
55.8dB

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Extension: Two storey · Side and rear of property
Construction of a two storey side / rear extension
Full planning data for 12 Jasper Road, Southwark, London, SE19 1SJ
Every application and decision on this property and nearby, in full, in the report.
28 November 2014Most recent
£666,000
+169.1%over 8 years21 December 2005
£247,500
Median price across the last 5 sales in SE19 1SJ: £806,000 (2025–2019).
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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Street avg 5 rooms
CO₂ Emissions
3.0 t/year
Street avg 5.9 t/year
SE19 1TP
Closest school
0.1 km
Paxton Primary School. 57 schools nearby.
Night-time· 23:00 – 07:00
46.7dB