Skip to content

21 Harrow Road, Carshalton, SM5 3QH

4 sales on record2 planning records
Property type
Semi-detached
Bedrooms
5
Bathroom
1
Floor area
150 m²
1615 sq ft
Energy rating
D
Score 65
Council tax
Band E
Tenure
Owner Occupied
Overview

About 21 Harrow Road

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

21 Harrow Road is a five-bedroom semi-detached house in Carshalton (SM5 3QH). It has a recorded floor area of 150 m² (around 1615 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (December 2017) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78). Other recorded features include a conservatory. Records show the property has been extended at some point in its history.

At 150 m² the property is well over the postcode median (103 m² across 18 EPCs), placing it in the larger end of the local stock. 8 years since the last transfer (June 2018). Across the public record there are 4 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Across 1996–2018, sale prices on this property compounded at 8.6% per year. Today's modelled estimate of £729,000 is 14.8% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£393/sq ft) was about 33.9% above the typical sold price in the postcode.

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

  • Bedrooms5
  • Bathrooms1
  • Dining roomYes
  • CloakroomYes
  • EnsuiteYes
  • ConservatoryYes

Outside

  • ParkingOff road

Building

  • Previously extendedYes
  • RefurbishedYes
Before you decide

Everything you need to know about 21 Harrow Road

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby
£14.99one-off

30-day money-back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

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

EPC Rating

A
B
C
D
D65
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
5.4 t/year
Occupancy
Owner Occupied
Planning

Planning history

Applications and permits filed against 21 Harrow Road, Carshalton, SM5 3QH, sourced from the PlanIt planning register.

Multiple extension applications run across more than a decade of planning history at 21 Harrow Road.

  1. Dec 2020
    ExtensionOutline
    In report

    Extension: Single storey · Rear of property

    Prior Approval for a single storey rear extension projecting from the rear of the original house by 6m.

    Agent
    ALIGN
    Documents
    7 docs on file
    Reference
    DM2020/01756
    View planning record
  2. Mar 2008
    ConservatoryFull
    In report

    Extension: Rear of property

    Erection of a conservatory at rear.

    Council
    C
    Extension
    Reference
    C2008/59095
    View planning record
Before you offer

We flagged 1 thing worth checking at 21 Harrow Road

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.

Price for 21 Harrow Road has grown more than fourfold since the 1996 starting point.

Current estimate

£729,000

Modelled from EPC, postcode comparables and a sale-price growth of 8.6% per year over 22 years.

See how we calculated this
Last sold (2018)

£635,000

Growth on file: 8.6% per year over 22 years.

Sales timeline

  1. 4 June 2018Most recent

    £635,000

    +108.2%over 14 years
  2. 16 September 2003

    £305,000

    +83.2%over 3 years
  3. 20 September 1999

    £166,500

    +58.6%over 3 years
  4. 20 August 1996

    £105,000

Median price across the last 5 sales in SM5 3QH: £665,000 (2025–2022).

On the street

Versus other Harrow Road homes

Four headline reads against 18 similar houses on this street, drawn from the latest EPC and Land Registry data.

21 Harrow Road outperforms the street on habitable rooms by a wide margin.

Price per m²

£4,233

Street avg £4,172

On par

Floor Area

150 m²

Street avg 117 m²

Strongly above

Habitable Rooms

8 rooms

Street avg 6 rooms

Strongly above

CO₂ Emissions

5.4 t/year

Street avg 5.4 t/year

On par
Before you decide

Everything you need to know about 21 Harrow Road

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby
£14.99one-off

30-day money-back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Area

The neighbourhood at a glance

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

Rail-style transport is unusually close for this postcode.

Crime

14/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Downside Road — bus stop.

Closest school

0.7 km

St Philomena's Catholic High School for Girls. 35 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 SM5 3QH from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for SM5 3QH

Daytime· 07:00 – 23:00

51.5dB

Low
Night-time road noise heatmap for SM5 3QH

Night-time· 23:00 – 07:00

41.3dB

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 21 Harrow Road, Carshalton, SM5 3QH. Each answer is also embedded as structured data for search engines.