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6 Mill Road, Tongwynlais, Cardiff, CF15 7JP

Extendable3 sales on record
Property type
Semi-detached
Bedrooms
2
Bathroom
1
Floor area
74 m²
797 sq ft
Energy rating
E
Score 46
Council tax
Band E
Tenure
Owner Occupied
Overview

About 6 Mill Road

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

6 Mill Road is a two-bedroom semi-detached house in Tongwynlais, Cardiff, Cardiff (CF15 7JP). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to before 1900 and council tax band E. The latest certificate (July 2016) shows an E (score 46), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 75), a 2-band jump. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy.

It lags the bulk of the postcode on energy efficiency (less efficient than 76% of similar EPCs). Across 1997–2017, sale prices on this property compounded at 6.7% per year. Today's modelled estimate of £298,000 is 43.3% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£261/sq ft) was about 60.4% above the typical sold price in the postcode. On the market in January 2017 and unlisted since — roughly 9 years.

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
  • Bathrooms1
  • Dining roomYes

Outside

  • Private gardenRear

Building

  • Period featuresYes
  • RefurbishedYes
  • Extension potentialPossible
Before you decide

Everything you need to know about 6 Mill Road

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

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
Energy

Energy performance

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

Recommended upgrades on file would lift this property by multiple EPC bands.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 20 Jul 2026

EPC Rating

A
B
C
D
E
E46
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
5.4 t/year
Occupancy
Owner Occupied
SDL Surveying

Get a survey for this property

Level 3 Building Survey

Victorian-eraSemi-Detached HouseEPC EPre-1919 build

Because the property was built before 1919, we believe a Level 3 building survey should be considered.

From £885 · Includes VAT

Planning

Planning history

Applications and permits filed against 6 Mill Road, Tongwynlais, Cardiff, CF15 7JP, sourced from the PlanIt planning register.

6 Mill Road has no planning applications on record.

1

But the area is active

1 notable application nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

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

6 Mill Road has more than tripled in price since its earliest registered sale in 1997.

Current estimate

£298,000

Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 20 years.

See how we calculated this
Last sold (2017)

£208,000

Growth on file: 6.7% per year over 20 years.

Sales timeline

  1. 20 January 2017Most recent

    £208,000

    +177.5%over 16 years

  2. 25 May 2000

    £74,950

    +31.5%over 3 years

  3. 27 March 1997

    £57,000

Median price across the last 5 sales in CF15 7JP: £271,000 (2024–2021).

On the street

Versus other Mill Road homes

Four headline reads against 15 similar houses on this street, drawn from the latest EPC and Land Registry data.

On epc rating, 6 Mill Road runs well behind the street norm.

Price per m²

£2,811

Street avg £2,617

Above

Floor Area

74 m²

Street avg 89 m²

On par

Habitable Rooms

3 rooms

Street avg 5 rooms

Below

CO₂ Emissions

5.4 t/year

Street avg 4.3 t/year

Below
Before you decide

Everything you need to know about 6 Mill Road

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

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
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£282k

1 Castle Road, Tongwynlais

CF15 7JQ

2 bed1 bath
£269k

1 Castell Coch View, Tongwynlais

CF15 7LA

2 bed1 bath
£235k

1 Anchor Street, Taffs Well

CF15 7RH

2 bed1 bath
£219k

1 Castle Street, Taffs Well

CF15 7RL

2 bed1 bath
£291k

1 Church Lane, Nantgarw

CF15 7TQ

3 bed1 bath
£309k

1 Bute Street, Tongwynlais

CF15 7LJ

3 bed1 bath
£379k

1 Forest Cottage, Castle Road, Tongwynlais

CF15 7JR

3 bed1 bath
£220k

1 Church Street, Taffs Well

CF15 7PG

3 bed
Area

The neighbourhood at a glance

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

Crime

2/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Lewis Arms — bus stop.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 6 Mill Road, Tongwynlais, Cardiff, CF15 7JP. Each answer is also embedded as structured data for search engines.