9a, Penthouse, Dallington Street, Islington, London, EC1V 0BQ
About 9a
9a is a two-bedroom mid-terrace house in Islington, London, London (EC1V 0BQ). It has a recorded floor area of 260 m² (around 2799 sq ft) and construction records dating it to 1996-2002. Other recorded features include a balcony. The latest certificate (May 2017) shows a C (score 69), just inside the C band.
Across 2000–2017, sale prices on this property compounded at 8% per year. Today's modelled estimate of £2,759,000 is 16.4% below the 2017 sale of £3,300,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. At 260 m² the property is well over the postcode median (95 m² across 10 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. On the market in August 2017 and unlisted since — roughly 9 years.
Know exactly what you're buying at 9a
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
- Bedrooms2
- Dining roomYes
- EnsuiteYes
- StudyYes
Outside
- BalconyYes
Energy performance
9a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Jun 2019FullIn report
Installation of an additional air conditioning unit mounted at roof level with associated timber clad acoustic housing.
- Documents
- 19 docs on file
- Reference
- P2019/0900/FUL
- Oct 2015ExtensionFullIn report
Extension: Single storey · Front of property
Internal remodelling and single storey front extension of the top floor flat
- Documents
- 23 docs on file
- Reference
- P2015/3671/FUL
What's in 9a, Penthouse, Dallington Street, Islington, London, EC1V 0BQ's planning history?
1 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
9a has more than tripled in price since its earliest registered sale in 2000.
£2,759,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.0% per year over 17 years.
£3,300,000
Growth on file: 8.0% per year over 17 years.
Sales timeline
15 August 2017Most recent
£3,300,000
+266.7%over 16 years28 September 2000
£900,000
Median price across the last 1 sales in EC1V 0BQ: £380,000 (2000–2000).
Nearby sales in EC1V 0BQ
Everything we know about 9a, 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 Dallington Street homes
9a outperforms the street on floor area by a wide margin.
EPC Rating
69 (C)
Street avg 68 (D)
Floor Area
260 m²
Street avg 95 m²
CO₂ Emissions
7.2 t/year
Street avg 4.1 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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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
Pear Tree Street — bus stop.
Closest school
0.0 km
St Peter and St Paul Catholic Primary School. 94 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
59.5dB

Night-time· 23:00 – 07:00
50.3dB