23 Northampton Square, Islington, London, EC1V 0HL
About 23 Northampton Square
23 Northampton Square is a six-bedroom mid-terrace house in Islington, London, London (EC1V 0HL). It has a recorded floor area of 177 m² (around 1910 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (August 2011) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 69). The latest certificate is from August 2011, so improvements made since then won't be reflected. Period features are noted in the property record.
Across 2004–2012, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £2,283,000 sits 75.6% above the 2012 sale of £1,300,000. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension, partial demolition and a basement excavation, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Last sold in August 2012, so it's been off the market for around 14 years. 6 bedrooms is on the larger side for this postcode, where 2 is the typical count.
Know exactly what you're buying at 23 Northampton Square
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
- Bedrooms6
Outside
- Private gardenYes
Building
- Period featuresYes
Energy performance
23 Northampton Square's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 17 Aug 2021
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Apr 2013DemolitionHeritageIn report
Extension: Single storey · Rear of property
Listed Building Consent in connection with Full Planning Application P2013/0388/FUL for demolition of existing rear extension and replacement with single storey timber clad rear extension; Replacement of rear second floor bathroom window; creation of glazed rooflight over rear basement area; Internal alterations including the lowering of existing basement floor and refurbishment; and associated works.
ListedExtension- Documents
- 5 docs on file
- Reference
- P2013/0441/LBC
- Apr 2013BasementFullIn report
Extension: Single storey · Rear of property
Demolition of existing rear extension and replacement with single storey timber clad rear extension; Replacement of rear second floor bathroom window; creation of glazed rooflight over rear basement area; Internal alterations including the lowering of existing basement floor and refurbishment; and associated works. [Listed Building Consent application P2013/0441/LBC) also submitted].
ListedExtensionDemolition- Documents
- 19 docs on file
- Reference
- P2013/0388/FUL
What's in 23 Northampton Square, Islington, London, EC1V 0HL's planning history?
1 more on this property, plus refusals, disputes and full decisions nearby, in the report.
Sales history & valuation
23 Northampton Square's estimated value is more than triple its earliest registered sale price (2004).
£2,283,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.6% per year over 8 years.
£1,300,000
Growth on file: 8.6% per year over 8 years.
Sales timeline
23 August 2012Most recent
£1,300,000
+95.2%over 8 years29 June 2004
£666,000
Median price across the last 3 sales in EC1V 0HL: £695,000 (2008–1998).
Everything we know about 23 Northampton Square, 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?

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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
Percival Street St. Luke's — bus stop.
Closest school
0.2 km
Moreland Primary School. 96 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
60.4dB

Night-time· 23:00 – 07:00
51.4dB