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12 Sebastian Street, Islington, London, EC1V 0JA

3 sales on record5 planning records
Property type
Mid terrace
Bedrooms
2
Bathrooms
2
Floor area
250 m²
2691 sq ft
Energy rating
D
Score 64
Council tax
Band G
Tenure
Owner Occupied
Overview

About 12 Sebastian Street

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

12 Sebastian Street is a two-bedroom mid-terrace house in Islington, London, London (EC1V 0JA). It has a recorded floor area of 250 m² (around 2691 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (October 2020) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.

5 planning records sit against the property, 4 approved, 0 refused. The record references listed-building consent, which constrain future alterations. Last changed hands 9 years ago, in April 2017. Across 1996–2017, sale prices on this property compounded at 13.1% per year.

Before you offer

Know exactly what you're buying at 12 Sebastian Street

Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.

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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms2
  • Bathrooms2
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

12 Sebastian Street's carbon output runs well above what efficient homes in the postcode produce.

EPC Rating

A
B
C
D
D64
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Very Poor
CO2 Emissions
8.6 t/year
Occupancy
Owner Occupied
Planning

Planning history

Applications and permits filed against 12 Sebastian Street, Islington, London, EC1V 0JA, sourced from the PlanIt planning register.

12 Sebastian Street has multiple listed-building consents on file — alterations need formal heritage approval.

  1. Feb 2025
    Conditions
    In report

    CONDITION No.3 : Notwithstanding the approved plans, no permission is granted for any form of vertical damp proof course other than a cavity drain membrane system. A method statement detailing the proposed form of damp proofing shall be submitted to and approved in writing by the Local Planning Authority prior to the relevant works commencing. REASON: In order to safeguard the special architectural or historic interest of the heritage asset. CONDITION No.4 : Internal elevations for the proposed timber paneled wall to the lower ground floor rear room shall be submitted to and approved in writing by the Local Authority prior to the relevant works commencing. REASON: In order to safeguard the special architectural or historic interest of the heritage asset.

    Documents
    7 docs on file
    Reference
    P2024/3738/AOD
    View planning record
  2. Dec 2018
    RenovationHeritage
    In report

    Addition of 3 No. Air Bricks into the existing facade and reinstating a new lantern light archway over the entrance.

    Listed
    Documents
    7 docs on file
    Reference
    P2018/3561/LBC
    View planning record

What's in 12 Sebastian Street, Islington, London, EC1V 0JA's planning history?

3 more on this property, plus refusals, disputes and full decisions nearby, in the report.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

Price for 12 Sebastian Street has grown more than fourfold since the 1996 starting point.

Current estimate

£2,402,000

Modelled from EPC, postcode comparables and a sale-price growth of 13.1% per year over 21 years.

See how we calculated this
Last sold (2017)

£2,385,000

Growth on file: 13.1% per year over 21 years.

Sales timeline

  1. 27 April 2017Most recent

    £2,385,000

    +854.0%over 19 years
  2. 15 October 1997

    £250,000

    +42.9%over 1 year
  3. 7 February 1996

    £175,000

Before you offer

Everything we know about 12 Sebastian Street, 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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Preview of the full property report
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the London district page.

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

City University — bus stop.

Closest school

0.2 km

Moreland Primary School. 95 schools nearby.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around EC1V 0JA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for EC1V 0JA

Daytime· 07:00 – 23:00

60.1dB

Moderate
Night-time road noise heatmap for EC1V 0JA

Night-time· 23:00 – 07:00

51.1dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 12 Sebastian Street, Islington, London, EC1V 0JA. Each answer is also embedded as structured data for search engines.