1 3, Flat 13, Seward Street, Islington, London, EC1V 3NY
About 1 3
1 3 is an end-of-terrace house in Islington, London, London (EC1V 3NY). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (August 2021) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 3 certificates since September 2011. Between certificates, lighting went from Average to Very Good. At 57 m² this is the 10th smallest of 21 units on EPC record in 1 3, where floor areas span 46–77 m². The building's EPC ratings span D to B, with this unit at the top.
Held since May 2004 — that's 22 years off the open market, well above the local norm. Across 2001–2004, sale prices on this property compounded at 4.2% per year. Today's modelled estimate of £473,000 sits 89.2% above the 2004 sale of £250,000. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs).
Know exactly what you're buying at 1 3
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
1 3's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Planning history
1 3 has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
£473,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.2% per year over 3 years.
£250,000
Growth on file: 4.2% per year over 3 years.
Sales timeline
31 May 2004Most recent
£250,000
+13.6%over 3 years16 April 2001
£220,000
Everything we know about 1 3, 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 Seward Street homes
1 3 outperforms the street on co₂ emissions by a wide margin.
EPC Rating
81 (B)
Street avg 76 (C)
Floor Area
57 m²
Street avg 62 m²
CO₂ Emissions
1.1 t/year
Street avg 1.5 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Pear Tree Street — bus stop.
Closest school
0.2 km
St Peter and St Paul Catholic Primary School. 97 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
59.9dB

Night-time· 23:00 – 07:00
50.8dB