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Get started21 Old William Street is a two-bedroom mid-terrace house in Blaenavon, Pontypool, Pontypool (NP4 9AN). It has a recorded floor area of 63 m² (around 678 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (March 2023) shows a C (score 72). The recommended improvements would push it to B (score 89).
It hasn't traded since June 2010, a hold of 16 years that's notably long for the area. Sale prices here have outpaced England HPI: 15.1% per year against 0% for the wider region. Today's modelled estimate of £119,000 sits 112.5% above the 2010 sale of £56,000. On a £-per-square-foot basis, the last sale (£83/sq ft) was about 21.8% below the postcode norm.
Sale price has grown by over 3x since 2001.
£119,000
Modelled from EPC, postcode comparables and a sale-price growth of 15.1% per year over 9 years.
£56,000
Growth on file: 15.1% per year over 9 years.
On price per m², 21 Old William Street runs well behind the street norm.
Price per m²
£889
Street avg £1,375
Floor Area
63 m²
Street avg 68 m²
Habitable Rooms
3 rooms
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lower Hill Street Steps — bus stop.
23 June 2010Most recent
£56,000
+250.0%over 8 years20 July 2001
£16,000
Median price across the last 5 sales in NP4 9AN: £108,000 (2024–2019).
20 Old William Street Blaenavon Pontypool
Sold Aug 2024
31 Old William Street Blaenavon Pontypool
Sold Aug 2023
27 Old William Street Blaenavon Pontypool
Sold Nov 2021
29 Old William Street Blaenavon Pontypool
Sold Jul 2013
25 Old William Street Blaenavon Pontypool
Sold Sept 2010
Street avg 4 rooms
CO₂ Emissions
2.4 t/year
Street avg 3.1 t/year
NP4 9HH
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