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11 Sheerwater Close, St Mellons, Cardiff, CF3 0DB

Estimated value

£314,000

  • Since the 2025 sale (£295,000)+6%
  • Against CF3 0DB's recent median (£230,000)+37%

Newest record on this page: December 2025. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.

Learn about this valuation
Property type
Detached
Bedrooms
3
Bathroom
1
Floor area
82 m²
883 sq ft
Energy rating
C
Score 71
Council tax
Band E
Tenure
Owner Occupied
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Valuation

About this valuation

How the figure is worked out and what it's based on. If you know this home, you can tell other visitors what you think it's worth.

Our estimate

£314,000

  • Against its 2025 sale (£295,000)+6%
  • Against CF3 0DB's recent median (£230,000)+37%

Your note and figure are shown publicly on this page.

How the estimate is made

The estimate for 11 Sheerwater Close is modelled from its 82 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF3 0DB. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.

What it's based on

  • Floor area

    82 m² from the EPC lodged in April 2025

  • Sales of this home

    2 sales recorded, the latest in 2025

  • Recent sales in CF3 0DB

    5 sales, median £230,000 (2025–2017)

This page or the full report?

DataThis pageFull report
SalesLatest sale shown: December 2025Latest available records, read when you order
ValuationEstimate from the last refreshAnalysed against comparable sales
PlanningNone on this homeFull history, plus nearby schemes
Flood riskNot shownIncluded
Price

Sales history & valuation

Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.

11 Sheerwater Close valuation sits well clear of the typical sold price in this postcode.

Sales timeline

  1. 17 June 2025Most recent

    £295,000

    +68.6%over 9 years

  2. 4 October 2015

    £175,000

Median price across the last 5 sales in CF3 0DB: £230,000 (2025–2017).

Risks

What this page doesn't show

Nothing is flagged from the data on this page, but these checks are only run in the report. The detail, evidence and what to ask about it are in the Risks Report.
  • Flood risk from rivers, sea and surface waterIn report
  • Subsidence and ground-stability signalsIn report
  • Refusals, enforcement and big schemes nearbyIn report

One time fee only - money back guarantee

Overview

About 11 Sheerwater Close

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

11 Sheerwater Close is a three-bedroom detached house in St. Mellons, Cardiff, Cardiff (CF3 0DB). It has a recorded floor area of 82 m² (around 883 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (April 2025) shows a C (score 71). When first surveyed in February 2015 the rating was D, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Poor to Good. The recommended improvements would push it to B (score 85). The home occupies a corner plot.

A recent sale: £295,000 in June 2025. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Across 2015–2025, sale prices on this property compounded at 5.5% per year. On a £-per-square-foot basis, the last sale (£334/sq ft) was about 78.9% 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

  • Bedrooms3
  • Bathrooms1
  • Open-plan layoutYes
  • Dining roomYes
  • CloakroomYes

Outside

  • Private gardenWrap around
  • GarageYes
  • Corner plotYes
Before you decide

Everything you need to know about 11 Sheerwater Close

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

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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)
Apr 2025

EPC Rating

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

Certificate validity

Valid until 16 April 2035

8 years remaining

Property Improvements

Changes detected from historical EPC data

Apr 2025from Feb 2015
EPC improved fromD65toC71
Heating System
Warm AirGas Boiler

Heating system upgraded to a more efficient system

Heating Controls
Prog + StatFull

Heating controls upgraded for better temperature management

Hot Water
Main (No Stat)Main System

Hot water system upgraded

Planning

Planning history

Applications and permits filed against 11 Sheerwater Close, St Mellons, Cardiff, CF3 0DB, sourced from the PlanIt planning register.

11 Sheerwater Close 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.

On the street

Versus other Sheerwater Close homes

Four headline reads against 7 similar houses on this street, drawn from the latest EPC and Land Registry data.

On price per m², 11 Sheerwater Close stands well clear of the street.

Price per m²

£3,598

Street avg £2,501

Strongly above

Floor Area

82 m²

Street avg 81 m²

On par

Habitable Rooms

4 rooms

Street avg 5 rooms

Below

CO₂ Emissions

2.7 t/year

Street avg 3.2 t/year

Strongly above
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

242/mo

Falling year-on-year across the wider district.

Nearest stop

0.1 km

Sanderling Drive — bus stop.

Nearest stops

  • Sanderling DriveBus stop61m
  • Heritage InnBus stop134m
  • Llaneirwg WayBus stop233m
  • Llaneirwg WayBus stop236m

Most reported crime locally

  • Violence & Sexual Offences1,550 reports36%
  • Anti-social Behaviour627 reports14%
  • Public Order468 reports11%
  • Criminal Damage & Arson424 reports10%

Go deeper on the local area

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

SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Late 20th centuryDetached HouseEPC C

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 £595 · Includes VAT

Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£252k

1 Aston Place, St Mellons

CF3 0PH

3 bed1 bath
£250k

1 Brython Drive, St Mellons

CF3 0LR

3 bed
£233k

1 Chervil Close, St Mellons

CF3 0NL

3 bed
£226k

1 Cathcob Close, St Mellons

CF3 0AH

3 bed1 bath
£278k

1 Aster Close, St Mellons

CF3 0JB

2 bed1 bath
£236k

1 Chartley Close, St Mellons

CF3 0SD

2 bed1 bath
£229k

1 Caradoc Close, St Mellons

CF3 0LQ

2 bed1 bath
£223k

1 Ashdown Close, St Mellons

CF3 0ER

2 bed1 bath

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Method

How to read this page

Where every figure above comes from, how current it is and what it can't tell you.
Valuation method in detail
How the estimate is made
The estimate for 11 Sheerwater Close is modelled from its 82 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in CF3 0DB. It is an automated estimate, not a survey or mortgage valuation: condition, layout and improvements that aren't on record can move the real figure either way.
Where sold prices come from
Sold prices are HM Land Registry Price Paid Data, which covers residential sales in England and Wales since 1995. 2 sales are recorded for 11 Sheerwater Close. Sales normally appear two to three months after completion, so the most recent ones take time to show up anywhere.
Reading the EPC
Energy Performance Certificates rate homes from A (most efficient) to G and last 10 years. The latest one for 11 Sheerwater Close was lodged in April 2025 at band C and is valid until April 2035. 2 certificates are on record, which shows how the home has changed.
Planning records
Planning applications are collected from local authority registers through PlanIt. None is matched to 11 Sheerwater Close. Councils sometimes file applications under a different address format, and applications on neighbouring land aren't listed here; the report covers both.
Area figures
Crime is police-recorded street-level data over the last 18 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from CF3 0DB.
Council tax band
11 Sheerwater Close is in council tax band E. Bands are set by the Valuation Office Agency from historic values (1 April 1991 in England, 1 April 2003 in Wales), not today's price; the amount you pay depends on the council's rate for the band.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 11 Sheerwater Close, St Mellons, Cardiff, CF3 0DB. Each answer is also embedded as structured data for search engines.

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