Model valuation£417,0008 Busby Close
Local market context
21 Cefn Adda Close, Newport, NP20 3DR
Estimated value
£227,000
- Since the 2018 sale (£160,000)+42%
- Against NP20 3DR's recent median (£185,000)+23%
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
Semi-detached
Bedrooms
3
Bathrooms
2
Floor area
69 m²
743 sq ft
Energy rating
C
Score 78
Council tax
Band C
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
£227,000
- Against its 2018 sale (£160,000)+42%
- Against NP20 3DR's recent median (£185,000)+23%
Your note and figure are shown publicly on this page.
How the estimate is made
The estimate for 21 Cefn Adda Close is modelled from its 69 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in NP20 3DR. 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
69 m² from the EPC lodged in December 2025
Sales of this home
2 sales recorded, the latest in 2018
Recent sales in NP20 3DR
5 sales, median £185,000 (2026–2025)
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.
21 Cefn Adda Close valuation sits well clear of the typical sold price in this postcode.
Sales timeline
11 April 2018Most recent
£160,000
+8.1%over 3 years30 March 2015
£147,995
Median price across the last 5 sales in NP20 3DR: £185,000 (2026–2025).
Nearby sales in NP20 3DR
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
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About 21 Cefn Adda Close
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21 Cefn Adda Close is a three-bedroom semi-detached house in Newport (NP20 3DR). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to 2012-2021 and council tax band C. The latest certificate (December 2025) shows a C (score 78), near the top of the C band. Earlier certificates rated it B (March 2015); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and roof efficiency dropped from Very Good to Average. The recommended improvements would push it to B (score 82). The home occupies a corner plot.
It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs). 8 years since the last transfer (April 2018). Across 2015–2018, sale prices on this property compounded at 2.6% per year. Today's modelled estimate of £227,000 is 41.9% above the 2018 sale price.
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
- Bathrooms2
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenRear
- DrivewayYes
- Corner plotYes
Before you decide
Everything you need to know about 21 Cefn Adda Close
The true value, the hidden risks and the full sale history, in one report.
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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.
21 Cefn Adda Close's carbon output is low for the local stock.
Current Certificate(1 of 2)
Dec 2025
EPC Rating
A
B
C
C78
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
1.5 t/year
Occupancy
Owner Occupied
Certificate validity
Valid until 22 December 2035
Planning history
Applications and permits filed against 21 Cefn Adda Close, Newport, NP20 3DR, sourced from the PlanIt planning register.
21 Cefn Adda Close has no planning applications on record.
2
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Versus other Cefn Adda Close homes
Four headline reads against 62 similar houses on this street, drawn from the latest EPC and Land Registry data.
21 Cefn Adda Close is notably below the street on epc rating.
Price per m²
£2,319
Street avg £2,304
Floor Area
69 m²
Street avg 81 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
1.5 t/year
Street avg 1.3 t/year
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Newport district page.
Crime
321/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Cardiff Road Post Office — bus stop.
Nearest stops
- Cardiff Road Post OfficeBus stop225m
- Maes-glas ShopsBus stop259m
- Newport Retail ParkBus stop282m
- Maes-glas ShopsBus stop289m
Most reported crime locally
- Violence & Sexual Offences1,438 reports32%
- Anti-social Behaviour839 reports19%
- Public Order524 reports12%
- Shoplifting466 reports10%
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
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21st centurySemi-Detached HouseEPC C
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Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
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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 21 Cefn Adda Close is modelled from its 69 m² EPC floor area, its 2 recorded sales and recent sales of comparable homes in NP20 3DR. 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 21 Cefn Adda 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 21 Cefn Adda Close was lodged in December 2025 at band C and is valid until December 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 21 Cefn Adda 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 14 months, which places each incident at an approximate point. Schools and stops are measured in a straight line from NP20 3DR.
- Council tax band
- 21 Cefn Adda Close is in council tax band C. 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 21 Cefn Adda Close, Newport, NP20 3DR. Each answer is also embedded as structured data for search engines.
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- Every home in NP20 3DRSold prices, values and energy ratings for the postcode
- NP 20 property marketPrices, postcodes, schools and transport across the district
- 21 Cefn Adda Close, Newport valuationHow the estimate is built and what moves it
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