Flat 3, 198 St John Street, Islington, London, EC1V 4JY
About Flat 3
Flat 3 is a three-bedroom mid-terrace house in Islington, London, London (EC1V 4JY). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1900-1929 and council tax band G. At 133 m² this is the 7th smallest of 15 units on EPC record in the building, where floor areas span 108–175 m². The building's EPC ratings span D to B across 15 units on file. The latest certificate (May 2022) shows a C (score 77), near the top of the C band. The recommended improvements would push it to B (score 82).
Across 1997–2024, sale prices on this property compounded at 9.3% per year. On a £-per-square-foot basis, the last sale (£978/sq ft) was about 161.8% above the typical sold price in the postcode. Most recent transfer: June 2024 at £1,400,000.
Know exactly what you're buying at Flat 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
What this property has
Inside
- Bedrooms3
Outside
- Private gardenYes
- ParkingAllocated
Building
- Heating systemGas
- RefurbishedYes
Energy performance
EPC Rating
Planning history
Flat 3 has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Price for Flat 3 has grown more than fourfold since the 1997 starting point.
£1,481,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.3% per year over 27 years.
£1,400,000
Growth on file: 9.3% per year over 27 years.
Sales timeline
27 June 2024Most recent
£1,400,000
+182.8%over 19 years2 September 2004
£495,000
+290.1%over 7 years25 June 1997
£126,900
Median price across the last 5 sales in EC1V 4JY: £1,423,000 (2025–2023).
Nearby sales in EC1V 4JY
Flat 4, 198 St John Street, Islington, London, EC1V 4JY
Sold Jul 2025
£1,120,000178 180, Flat 1, St John Street, Islington, London, EC1V 4JY
Sold Jun 2024
£625,000Flat 301, 190 St John Street, Islington, London, EC1V 4JY
Sold Nov 2023
£1,423,000Paramount Building 206 212, Flat 32, St John Street, Islington, London, EC1V 4JY
Sold Jul 2023
£1,700,000Flat 1, 198 St John Street, Islington, London, EC1V 4JY
Sold Jan 2023
£1,425,000
Everything we know about Flat 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 St John Street homes
Flat 3 is notably below the street on years held.
Price per m²
£10,526
Street avg £8,117
Floor Area
133 m²
Street avg 127 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
3.4 t/year
Street avg 3.5 t/year
Similar properties nearby
242 244, Flat 4, St John Street, Islington
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360, Flat 2, St John Street
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242 244, Flat 7, St John Street, Islington
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360, Flat 3, St John Street
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242 244, Flat 6, St John Street, Islington
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242 244, Flat 2, St John Street, Islington
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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
0.0 km
Percival Street — bus stop.
Closest school
0.2 km
St Peter and St Paul Catholic Primary School. 90 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
60.0dB

Night-time· 23:00 – 07:00
51.0dB