21a, Crown Street, Newport, NP19 8FU
About 21a
21a is an end-of-terrace house in Newport (NP19 8FU). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (July 2024) shows an E (score 48), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since November 2013. Between certificates, roof efficiency dropped from Good to Very Poor and lighting dropped from Average to Very Poor. The recommended improvements would lift it to C (score 76), a 2-band jump.
Held since January 2003 — that's 23 years off the open market, well above the local norm. At 120 m² the property is well over the postcode median (89 m² across 19 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs). Today's modelled estimate of £214,000 sits 81.4% above the 2003 sale of £118,000.
Energy performance
21a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Low energy lighting percentage decreased
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has been extended more than once, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
21a has no planning applications on record.
But the area is active
9 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21a valuation sits well clear of the typical sold price in this postcode.
£214,000
Modelled from EPC, postcode comparables.
£118,000
Recorded with HM Land Registry.
Sales timeline
9 January 2003Most recent
£118,000
Median price across the last 5 sales in NP19 8FU: £160,000 (2025–2023).
Versus other Crown Street homes
Floor Area for 21a runs comfortably ahead of the street norm.
Price per m²
£983
Street avg £1,217
Floor Area
120 m²
Street avg 87 m²
Habitable Rooms
7 rooms
Street avg 5 rooms
CO₂ Emissions
7.2 t/year
Street avg 4.3 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Maindee Pools — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







