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7 Gwern Hafren, Severn Grove, Cardiff, CF11 9EY

EPC B
Property type
Semi-detached
Floor 01
Bedroom
1
Bathroom
1
Floor area
34 m²
366 sq ft
Energy rating
B
Score 81
Council tax
Band D
Tenure
Private Rental
Overview

About 7 Gwern Hafren

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

7 Gwern Hafren is a one-bedroom semi-detached house in Cardiff (CF11 9EY). It has a recorded floor area of 34 m² (around 366 sq ft), construction records dating it to 2007-2011 and council tax band D. At 34 m² this is the smallest unit on EPC record across the building (34–93 m²). The building's EPC ratings span C to B, with this unit at the top. Other recorded features include a balcony. The latest certificate (July 2022) returns a B (score 81), comfortably above the UK average. The rating has held steady at B across 2 certificates since November 2008. Between certificates, lighting went from Good to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Good.

At 34 m² it sits well below the postcode median (53 m² across 14 EPCs), making it one of the more compact homes locally. Across 2014–2016, sale prices on this property compounded at 2.4% per year. Today's modelled estimate of £164,000 is 21.5% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£369/sq ft) was about 24% above the typical sold price in the postcode. On the market in November 2016 and unlisted since — roughly 10 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

  • Bedrooms1
  • Bathrooms1
  • Open-plan layoutYes
  • Dining roomYes

Outside

  • BalconyYes
Before you decide

Everything you need to know about 7 Gwern Hafren

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

Signs of HMO activity in the area

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.

7 Gwern Hafren's carbon output is low for the local stock.

Current Certificate(1 of 2)
Jul 2022

EPC Rating

A
B
B81
C
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
0.7 t/year
Occupancy
Rented

Property Improvements

Changes detected from historical EPC data

Jul 2022from Nov 2008
Hot Water
Very GoodGood

Hot water efficiency decreased

Low Energy Lighting
2%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

21st century1st Floor FlatEPC B

We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.

From £495 · Includes VAT

Planning

Planning history

Applications and permits filed against 7 Gwern Hafren, Severn Grove, Cardiff, CF11 9EY, sourced from the PlanIt planning register.

7 Gwern Hafren has no planning applications on record.

4

But the area is active

4 notable applications 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.
Current estimate

£164,000

Modelled from EPC, postcode comparables and a sale-price growth of 2.4% per year over 2 years.

See how we calculated this
Last sold (2016)

£135,000

Growth on file: 2.4% per year over 2 years.

Sales timeline

  1. 1 November 2016Most recent

    £135,000

    +5.5%over 2 years

  2. 31 July 2014

    £128,000

Median price across the last 5 sales in CF11 9EY: £255,000 (2024–2020).

On the street

Versus other Severn Grove homes

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

7 Gwern Hafren is notably below the street on floor area.

Price per m²

£3,971

Street avg £3,345

Strongly above

Floor Area

34 m²

Street avg 54 m²

Strongly below

Habitable Rooms

2 rooms

Street avg 2 rooms

Below

CO₂ Emissions

0.7 t/year

Street avg 1.1 t/year

Strongly above
Before you decide

Everything you need to know about 7 Gwern Hafren

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

Signs of HMO activity in the area

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.
£190k

1 Clos Dewi Sant, Canton

CF11 9EW

2 bed1 bath
£216k

1 Gwern Hafren, Severn Grove

CF11 9EY

2 bed2 bath
£259k

1 Cwrt Soffia, Cathedral Road

CF11 9AY

2 bed2 bath
£280k

1 Gileston Road

CF11 9JS

2 bed1 bath
£291k

1 Glynne Street

CF11 9NS

2 bed1 bath
£295k

1 Llandaff Road

CF11 9NF

2 bed1 bath
£320k

1 Iestynian Avenue

CF11 9HU

2 bed1 bath
£392k

1 Cwrt Penhill, Penhill Road

CF11 9SN

2 bed1 bath
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

9/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Halfway Hotel — 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 7 Gwern Hafren, Severn Grove, Cardiff, CF11 9EY. Each answer is also embedded as structured data for search engines.