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9 King John Street, Swindon, SN1 3DB

3 sales on record1 planning record
Property type
Mid terrace
Habitable rooms
3
From EPC
Floor area
63 m²
678 sq ft
Energy rating
C
Score 71
Council tax
Band B
Tenure
Private Rental
Overview

About 9 King John Street

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

9 King John Street is a mid-terrace house in Swindon (SN1 3DB). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (October 2025) shows a C (score 71). When first surveyed in September 2013 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Very Poor to Good and lighting went from Poor to Very Good.

One planning record on file: an extension approved in 2015. Past consents include an extension, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 83% of similar EPCs). Across 1997–2018, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £204,000 is 23.6% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£243/sq ft) was about 40.5% above the typical sold price in the postcode. Most recent transfer: August 2018 at £165,000.

Before you decide

Everything you need to know about 9 King John Street

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

Signs of HMO activity in the areaLarger development activity nearby

Pick your report · every report is £14.99

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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.
Current Certificate(1 of 2)
Oct 2025

EPC Rating

A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.1 t/year
Occupancy
Rented

Property Improvements

Changes detected from historical EPC data

Oct 2025from Sept 2013
EPC improved fromD61toC71
Heating Controls
Prog + TRVsFull

Heating controls upgraded for better temperature management

Walls
Very PoorPoor

Wall insulation improved

Roof Insulation
UninsulatedInsulated

Roof insulation improved

Low Energy Lighting
20%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraMid-Terrace HouseEPC CPre-1919 buildSolid (non-cavity) walls

Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.

From £885 · Includes VAT

Planning

Planning history

Applications and permits filed against 9 King John Street, Swindon, SN1 3DB, sourced from the PlanIt planning register.

9 King John Street has an approved single-storey rear extension on the planning record.

1 application on record at 9 King John Street, Swindon, SN1 3DB

1decisions1extensions12documents31nearby
  1. Oct 2015
    ExtensionFull
    Outcome in report

    Extension: Single storey · Rear of property

    Erection of a single storey rear extension.

    Documents
    12 docs on file
    Reference
    S/15/1405
    Full record in report

Unlock 9 King John Street, Swindon, SN1 3DB's full planning history

You're seeing the shape of it. The report has the substance.

  • Every decision — granted, refused or withdrawn (1 on record)
  • All 1 application on this property in full, plus 31 notable nearby
  • The 12 documents, officer reports & conditions
  • What the pattern means for extending or converting here
£14.99one-off · instant

One time fee only - 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.

Sale price has grown by over 3x since 1997.

Current estimate

£204,000

Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 21 years.

See how we calculated this
Last sold (2018)

£165,000

Growth on file: 6.4% per year over 21 years.

Sales timeline

  1. 22 August 2018Most recent

    £165,000

    +32.0%over 4 years
  2. 17 July 2014

    £125,000

    +177.8%over 16 years
  3. 28 August 1997

    £45,000

Median price across the last 5 sales in SN1 3DB: £210,000 (2024–2020).

On the street

Versus other King John Street homes

Four headline reads against 12 similar houses on this street, drawn from the latest EPC and Land Registry data.

9 King John Street outperforms the street on epc rating by a wide margin.

Price per m²

£2,619

Street avg £2,758

Below

Floor Area

63 m²

Street avg 64 m²

On par

Habitable Rooms

3 rooms

Street avg 4 rooms

Below

CO₂ Emissions

2.1 t/year

Street avg 3.7 t/year

Strongly above
Before you decide

Everything you need to know about 9 King John Street

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

Signs of HMO activity in the areaLarger development activity nearby

Pick your report · every report is £14.99

One time fee only - 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 Swindon district page.

Reported crime in the wider district is trending notably upward year-on-year.

Crime

7/mo

Rising year-on-year across the wider district.

Nearest stop

0.1 km

Prospect Place — bus stop.

Closest school

0.2 km

King William Street Church of England Primary School. 29 schools nearby.

Go deeper on the local area

A Local Area 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 SN1 3DB from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for SN1 3DB

Daytime· 07:00 – 23:00

51.6dB

Low
Night-time road noise heatmap for SN1 3DB

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 9 King John Street, Swindon, SN1 3DB. Each answer is also embedded as structured data for search engines.