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46 St Stephens Mansions, Mount Stuart Square, Cardiff, CF10 5LQ

EPC BSolar panels3 sales on record
Property type
Mid terrace
Floor 03
Bedrooms
2
Bathrooms
2
Floor area
78 m²
840 sq ft
Energy rating
B
Score 83
Council tax
Band E
Tenure
Private Rental
Overview

About 46 St Stephens Mansions

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

46 St Stephens Mansions is a two-bedroom mid-terrace house in Cardiff (CF10 5LQ). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 2003-2006 and council tax band E. The latest certificate (April 2023) returns a B (score 83), comfortably above the UK average. The rating has held steady at B across 2 certificates since October 2008. Between certificates, lighting went from Very Poor to Very Good; while main heating dropped from Poor to Very Poor. Main heating runs on electricity. At 78 m² this is the 43rd smallest of 64 units on EPC record in the building, where floor areas span 48–99 m². The building's EPC ratings span E to B, with this unit at the top. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include a balcony.

It changed hands recently, sold July 2025 for £195,000. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). Across 2004–2025, sale prices on this property compounded at 0.7% per year.

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
  • Bathrooms2

Outside

  • ParkingAllocated
  • BalconyYes

Building

  • Central heatingYes
  • Solar panelsYes
Before you decide

Everything you need to know about 46 St Stephens Mansions

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

Larger development activity nearby

Pick your report · from £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.
Current Certificate(1 of 2)
Apr 2023

EPC Rating

A
B
B83
C
D
E
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Average
Windows
Good
CO2 Emissions
1.6 t/year
Occupancy
Rented

Certificate validity

Valid until 19 April 2033

6 years remaining

Property Improvements

Changes detected from historical EPC data

Apr 2023from Oct 2008
Heating System
Storage HeatersRoom Heaters

Heating system changed

Heating Controls
ManualProg + Stat

Heating controls upgraded for better temperature management

Low Energy Lighting
0%100%

More low energy lighting installed

SDL Surveying

Get a survey for this property

Level 3 Building Survey

21st century3rd Floor FlatEPC BNo mains gas

Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.

From £820 · Includes VAT

Planning

Planning history

Applications and permits filed against 46 St Stephens Mansions, Mount Stuart Square, Cardiff, CF10 5LQ, sourced from the PlanIt planning register.

46 St Stephens Mansions has no planning applications on record.

5

But the area is active

5 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.

46 St Stephens Mansions's sale-price growth has lagged the wider UK trajectory across its history on file.

Current estimate

£197,000

Modelled from EPC, postcode comparables and a sale-price growth of 0.7% per year over 21 years.

See how we calculated this
Last sold (2025)

£195,000

Growth on file: 0.7% per year over 21 years.

Sales timeline

  1. 6 July 2025Most recent

    £195,000

    +21.9%over 11 years

  2. 26 May 2014

    £160,000

    -5.9%over 9 years

  3. 17 June 2004

    £170,000

Median price across the last 5 sales in CF10 5LQ: £199,900 (2026–2024).

On the street

Versus other Mount Stuart Square homes

Four headline reads against 62 similar flats on this street, drawn from the latest EPC and Land Registry data.

46 St Stephens Mansions is notably below the street on years held.

Price per m²

£2,500

Street avg £2,302

Above

Floor Area

78 m²

Street avg 72 m²

Above

Habitable Rooms

3 rooms

Street avg 3 rooms

On par

CO₂ Emissions

1.6 t/year

Street avg 2.2 t/year

Strongly above
Before you decide

Everything you need to know about 46 St Stephens Mansions

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

Larger development activity nearby

Pick your report · from £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.
£227k

1 Ezel Court, Heol Glan Rheidol

CF10 5NS

2 bed2 bath
£160k

1 Carlotta Way

CF10 5FY

2 bed
£254k

1 Empire House, Mount Stuart Square

CF10 5LR

2 bed2 bath
£201k

1 Judkin Court, Heol Tredwen

CF10 5AU

3 bed2 bath
£190k

1 Adelaide Street

CF10 5BS

3 bed
£184k

1 Clarence Court, Pomeroy Street

CF10 5GT

1 bed1 bath
£372k

1 Bute Esplanade

CF10 5BD

2 bed2 bath
£150k

1 Clarence Mews, Clarence Embankment

CF10 5GF

1 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

Rail-style transport is unusually close for this postcode.

Crime

485/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Dumballs Road Bottom — 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 46 St Stephens Mansions, Mount Stuart Square, Cardiff, CF10 5LQ. Each answer is also embedded as structured data for search engines.