21 Tredegar Street, Rhiwderin, Newport, NP10 8RJ
About 21 Tredegar Street
21 Tredegar Street is a three-bedroom mid-terrace house in Rhiwderin, Newport, Newport (NP10 8RJ). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (November 2016) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 88), a 2-band jump.
Across 1997–2017, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £262,000 sits 71.2% above the 2017 sale of £153,000. One planning record on file: an extension approved in 2018. Past consents include an extension, an annexe and partial demolition, meaningful when judging how the property has evolved. Last sold in November 2017, so it's been off the market for around 9 years.
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Dining roomYes
Outside
- Private gardenFront and rear
Building
- Heating systemGas
- RefurbishedYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Feb 2018AnnexFullIn report
Extension: Part single, part two storey · Rear of property
DEMOLITION OF EXISTING REAR KITCHEN ANNEX AND POTTING SHED. ERECTION OF PART SINGLE STOREY AND PART TWO STOREY REAR EXTENSION AND EXTERNAL DECKING AT REAR WITH ASSOCIATED WORKS
ExtensionDemolition- Documents
- 15 docs on file
- Reference
- 17/1187
What's in 21 Tredegar Street, Rhiwderin, Newport, NP10 8RJ's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
21 Tredegar Street has more than doubled in price since the earliest registered sale in 1997.
£262,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 20 years.
£153,000
Growth on file: 5.5% per year over 20 years.
Sales timeline
17 November 2017Most recent
£153,000
+197.1%over 20 years30 July 1997
£51,500
Median price across the last 5 sales in NP10 8RJ: £270,000 (2025–2023).
Nearby sales in NP10 8RJ
13 Tredegar Street, Rhiwderin, Newport, NP10 8RJ
Sold Feb 2025
£275,50041 Tredegar Street, Rhiwderin, Newport, NP10 8RJ
Sold Aug 2024
£270,00011 Tredegar Street, Rhiwderin, Newport, NP10 8RJ
Sold Jul 2024
£335,00035 Tredegar Street, Rhiwderin, Newport, NP10 8RJ
Sold Apr 2024
£260,00049 Tredegar Street, Rhiwderin, Newport, NP10 8RJ
Sold Nov 2023
£170,000
Versus other Tredegar Street homes
21 Tredegar Street is notably below the street on floor area.
Price per m²
£1,889
Street avg £2,322
Floor Area
81 m²
Street avg 92 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.1 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Rhiwderin Community Centre — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.







