331a, Flat B, Old Street, London, EC1V 9LE
About 331a
331a is a mid-terrace house in London (EC1V 9LE). It has a recorded floor area of 93 m² (around 1001 sq ft) and construction records dating it to 1930-1949. The latest certificate (June 2021) shows a D (score 59), a step below the typical UK home. When first surveyed in May 2010 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Average. The recommended improvements would push it to C (score 78). At 93 m² this is the 3rd smallest of 5 units on EPC record in 331a, where floor areas span 47–93 m².
Across 2003–2021, sale prices on this property compounded at 5.2% per year. Today's modelled estimate of £694,000 is 20.2% below the 2021 sale of £870,000, an unusual pattern given regional price growth and worth checking against the EPC condition. At 93 m² it's 17.7% larger than the typical home in the postcode (79 m² median across 7 EPCs). Last sale on file: £870,000 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 331a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Planning history
331a has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Sale price has at least doubled since 2003.
£694,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 18 years.
£870,000
Growth on file: 5.2% per year over 18 years.
Sales timeline
29 June 2021Most recent
£870,000
+145.1%over 17 years19 December 2003
£355,000
Median price across the last 5 sales in EC1V 9LE: £480,000 (2022–2001).
Everything we know about 331a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?
Versus other Old Street homes
331a is notably below the street on co₂ emissions.
Price per m²
£9,355
Street avg £8,091
Floor Area
93 m²
Street avg 79 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
5.1 t/year
Street avg 3.9 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Shoreditch Town Hall — bus stop.
Closest school
0.1 km
St Monica's Catholic Primary School. 108 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
60.6dB
Night-time· 23:00 – 07:00
51.5dB