Model valuation£417,0008 Busby Close
Local market context
17 Canopus Close, St Mellons, Cardiff, CF3 1NR
Estimated value
£280,000
- Since the 1996 sale (£59,950)+367%
- Against CF3 1NR's recent median (£233,000)+20%
Newest record on this page: April 2026. Land Registry and EPC registers update monthly, so this page can trail them by 2–3 months.
Property type
Detached
Habitable rooms
5
From EPC
Floor area
75 m²
807 sq ft
Energy rating
C
Score 71
Council tax
Band E
Tenure
Owner Occupied
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
£280,000
- Against its 1996 sale (£59,950)+367%
- Against CF3 1NR's recent median (£233,000)+20%
Your note and figure are shown publicly on this page.
How the estimate is made
The estimate for 17 Canopus Close is modelled from its 75 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in CF3 1NR. 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
75 m² from the EPC lodged in March 2014
Sales of this home
1 sale recorded, the latest in 1996
Recent sales in CF3 1NR
5 sales, median £233,000 (2026–2023)
This page or the full report?
| Data | This page | Full report |
|---|---|---|
| Sales | Latest sale shown: April 2026 | Latest available records, read when you order |
| Valuation | Estimate from the last refresh | Analysed against comparable sales |
| Planning | None on this home | Full history, plus nearby schemes |
| Flood risk | Not shown | Included |
Sales history & valuation
Every recorded sale of this home, how its price has moved, and what neighbouring properties have sold for.
17 Canopus Close's modelled value sits at over four times its earliest registered sale price (1996).
Sales timeline
22 September 1996Most recent
£59,950
Median price across the last 5 sales in CF3 1NR: £233,000 (2026–2023).
Nearby sales in CF3 1NR
2 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Apr 2026
£289,0001 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Dec 2025
£180,00026 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Nov 2025
£220,00013 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Apr 2024
£290,0008 Canopus Close, St Mellons, Cardiff, CF3 1NR
Sold Mar 2023
£233,000
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
About 17 Canopus Close
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
17 Canopus Close is a detached house in St. Mellons, Cardiff, Cardiff (CF3 1NR). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1976-1982 and council tax band E. The latest certificate (March 2014) shows a C (score 71). The rating has held steady at C across 3 certificates since February 2014. The recommended improvements would push it to B (score 87). The latest certificate is from March 2014, so improvements made since then won't be reflected.
Untraded for 30 years, with the last transfer in September 1996. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £280,000 sits 367.1% above the 1996 sale of £59,950. On a £-per-square-foot basis, the last sale (£74/sq ft) was about 54.2% below the postcode norm.
Before you decide
Everything you need to know about 17 Canopus Close
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
17 Canopus Close's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Mar 2024
Current Certificate(1 of 3)
Mar 2014
EPC Rating
A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
2.4 t/year
Occupancy
Owner Occupied
Certificate validity
Expired on 12 March 2024
Property Improvements
Changes detected from historical EPC data
Mar 2014from Feb 2014
Wall Insulation
Partial InsulationInsulated Cavity
Wall insulation upgraded
Planning history
Applications and permits filed against 17 Canopus Close, St Mellons, Cardiff, CF3 1NR, sourced from the PlanIt planning register.
17 Canopus Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Versus other Canopus Close homes
Four headline reads against 16 similar houses on this street, drawn from the latest EPC and Land Registry data.
On price per m², 17 Canopus Close runs well behind the street norm.
Price per m²
£799
Street avg £2,520
Floor Area
75 m²
Street avg 71 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.4 t/year
Street avg 2.3 t/year
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.
Crime
242/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Ty Coch Court — bus stop.
Nearest stops
- Ty Coch CourtBus stop154m
- The MountBus stop162m
- Tarwick DriveBus stop169m
- Hendre RoadBus stop198m
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.
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 £545 · Includes VAT
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
Property research, connected
Get up to date data on unlimited properties per month
Explore sale histories, valuations, energy ratings and local areas. Ask the assistant to connect the details and take your research further.
Start your researchHow to read this page
Where every figure above comes from, how current it is and what it can't tell you.
- How the estimate is made
- The estimate for 17 Canopus Close is modelled from its 75 m² EPC floor area, its 1 recorded sale and recent sales of comparable homes in CF3 1NR. 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. 1 sale is recorded for 17 Canopus 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 17 Canopus Close was lodged in March 2014 at band C and expired in March 2024, so a new one is needed to sell or let. 3 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 17 Canopus 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 1NR.
- Council tax band
- 17 Canopus 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.
Common questions
The questions buyers, sellers and homeowners most often ask about 17 Canopus Close, St Mellons, Cardiff, CF3 1NR. Each answer is also embedded as structured data for search engines.
Know this home? Think our valuation is wrong?
Leave a note for other visitors about work done or anything the records miss, and say what you think it's worth. It takes about two minutes.
Keep exploring
- Every home in CF3 1NRSold prices, values and energy ratings for the postcode
- CF 3 property marketPrices, postcodes, schools and transport across the district
- 17 Canopus Close, St Mellons, Cardiff valuationHow the estimate is built and what moves it
- UK house price mapExplore prices by district, year by year
- Report on another addressLook up any home in England and Wales