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17 Heddington Grove, Islington, London, N7 9SY

5 sales on record
Property type
Mid terrace
Floor 00
Bedroom
1
Bathroom
1
Floor area
36 m²
388 sq ft
Energy rating
C
Score 72
Council tax
Band C
Tenure
Freehold
Overview

About 17 Heddington Grove

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

17 Heddington Grove is a one-bedroom mid-terrace house in Islington, London, London (N7 9SY). It has a recorded floor area of 36 m² (around 388 sq ft), construction records dating it to 1983-1990 and council tax band C. Tenure is freehold. The latest certificate (November 2025) shows a C (score 72). The rating has held steady at C across 2 certificates since April 2014. Between certificates, main heating went from Poor to Average; while lighting dropped from Very Good to Poor. The recommended improvements would push it to B (score 82). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition. At 36 m² this is the 3rd smallest of 33 units on EPC record in the building, where floor areas span 35–115 m². The building's EPC ratings span E to B across 33 units on file.

At 36 m² it sits well below the postcode median (52 m² across 32 EPCs), making it one of the more compact homes locally. Across 1996–2023, sale prices on this property compounded at 8.1% per year. On a £-per-square-foot basis, the last sale (£885/sq ft) was about 171.3% above the typical sold price in the postcode. Last sale on file: £343,000 in May 2023.

Before you offer

Know exactly what you're buying at 17 Heddington Grove

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

Already flagged here

Larger development activity nearby
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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

  • Bedrooms1
  • Bathrooms1
  • Open-plan layoutYes

Outside

  • Communal gardenYes
  • ParkingAllocated

Building

  • TenureFreehold
  • RefurbishedYes
Energy

Energy performance

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

17 Heddington Grove's carbon output is low for the local stock.

Current Certificate(1 of 2)
Nov 2025

EPC Rating

A
B
C
C72
D
E
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Average
Windows
Good
CO2 Emissions
0.6 t/year
Occupancy
Rented

Property Improvements

Changes detected from historical EPC data

Nov 2025from Apr 2014
Heating System
Room HeatersStorage Heaters

Heating system upgraded to a more efficient system

Heating Controls
Prog + StatManual

Heating controls changed

Windows
SecondaryHigh Performance

High performance glazing installed

Low Energy Lighting
80%56%

Low energy lighting percentage decreased

Planning

Planning history

Applications and permits filed against 17 Heddington Grove, Islington, London, N7 9SY, sourced from the PlanIt planning register.

17 Heddington Grove has no planning applications on record.

Notable planning nearby

3applications of note in the surrounding area

Before you offer

We flagged 1 thing worth checking at 17 Heddington Grove

Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.

  • Larger development activity nearby
£14.99

30-day money-back guarantee

Price

Sales history & valuation

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

17 Heddington Grove has more than quadrupled in price since its earliest registered sale in 1996.

Current estimate

£359,000

Modelled from EPC, postcode comparables and a sale-price growth of 8.1% per year over 27 years.

See how we calculated this
Last sold (2023)

£343,000

Growth on file: 8.1% per year over 27 years.

Sales timeline

  1. 30 May 2023Most recent

    £343,000

    +14.3%over 8 years
  2. 31 August 2014

    £299,995

    +71.4%over 8 years
  3. 4 July 2006

    £175,000

    +17.1%over 2 years
  4. 30 June 2004

    £149,500

    +251.8%over 8 years
  5. 20 June 1996

    £42,500

Median price across the last 5 sales in N7 9SY: £318,000 (2024–2021).

Before you offer

Everything we know about 17 Heddington Grove, in one report

What it's really worth, what could be wrong, and the planning, sales and area data in full.

What we flagged

  • Larger development activity nearby
£14.99
Trusted by UK homebuyers
Preview of the full property report
On the street

Versus other Heddington Grove homes

Four headline reads against 30 similar flats on this street, drawn from the latest EPC and Land Registry data.

On price per m², 17 Heddington Grove stands well clear of the street.

Price per m²

£9,528

Street avg £4,759

Strongly above

Floor Area

36 m²

Street avg 48 m²

Strongly below

Habitable Rooms

2 rooms

Street avg 3 rooms

Below

CO₂ Emissions

0.6 t/year

Street avg 2.5 t/year

Strongly above
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.

Rail-style transport is unusually close for this postcode.

Crime

12/mo

Rising year-on-year across the wider district.

Nearest stop

0.1 km

Holloway Road Underground Station — subway entrance.

Closest school

0.3 km

Sacred Heart 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.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around N7 9SY from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for N7 9SY

Daytime· 07:00 – 23:00

57.8dB

Moderate
Night-time road noise heatmap for N7 9SY

Night-time· 23:00 – 07:00

49.0dB

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 17 Heddington Grove, Islington, London, N7 9SY. Each answer is also embedded as structured data for search engines.