20, Clapham Terrace, NP4 9DE

20 Clapham Terrace is a 90 m² / 969 sq ft terraced home in Blaenavon. It sold for £78,500 in September 2015. Indexed forward to today's value, that sale is roughly £135k. Recent local prices imply a broad valuation context of £126k to £199k based on its internal area. The Land Registry and EPC data was last updated 4 August 2026.

Property data
Sale history
Date Paid price Tenure Annual growth After inflation
Sep 2015 £78,500 Freehold 0.9% -1.4%
Oct 2005 £72,000 Leasehold na na
Internal area
90 square metres (969 square feet) according to latest EPC inspection
Price per internal area

This property sold for £872 per square metre (£81 per square foot) in Sep 2015. Indexed forward to today's value, this is roughly £1,497 per square metre (£139 per square foot) .

Date Paid price Paid £/sqm Today's value Today's value £/sqm
Sep 2015 £78,500 £872 £134,767 £1,497
Oct 2005 £72,000 £800 £123,613 £1,373

Calculated using the latest EPC internal area of 90 m². Earlier sale dates may not have had the same measured area available.

Valuation
The most recent sale price indexed forward to today's value is £134,767. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Blaenavon are now selling for between £1,400 and £2,210 per square metre (£130 and £205 per square foot). Based on an internal area of 90 m², this implies a valuation between £126,000 and £199,000. Treat this as context only. For a valuation using hand-picked comparable sales, use the Advanced search tool — create a shortlist of similar condition homes, then export a valuation report.
Bedrooms
2
Type
Terrace
Council tax band
A
Plot size
86 square metres (926 square feet) - map showing freehold boundary lines
Archived listings
History:
Archived sales listing for 20 Clapham Terrace. Advertised on multiple portals. It was added on 16/02/2015. It last appeared Oct 2015.
Photos:

There are 10 archived estate agent listing photos (taken in February 2015) for 20 Clapham Terrace.

Photos for 20 Clapham Terrace
View photos
Advertiser remarks:
  • 2 bedrooms
  • 1 bathrooms
EPC Inspections
Summary:
02 March 2009 - energy performance certificate grade D
Reason for EPC:
None
Tenure:
Owner-occupied
Property type:
None , has 4 habitable rooms. Estimated year built before 1900
Area:
90 sqm (969 square foot) total internal area
Comments:
Frequently asked questions

20 Clapham Terrace is worth whatever price a willing buyer and seller agree upon. However, the following can provide useful context.

  • HouseMetric estimates the most recent sale price indexed forward to today's value is £134,767.
  • Based on an internal area of 90 m² and recent prices in Blaenavon, this implies a lower and upper quartile range from £126,000 to £199,000, using HouseMetric's implied valuation methodology.

According to HM Land Registry price paid data, 20 Clapham Terrace last sold for £78,500 in September 2015.

HouseMetric shows 20 Clapham Terrace as 90 m² (969 sq ft), based on the latest internal area data available for this property. The bedroom count is shown as 2 bedrooms. Bedroom numbers can come from a previous estate agency listing, an EPC record, or an estimate based on the size of the property.

The latest EPC rating shown by HouseMetric is D, from an inspection dated 02 March 2009. EPC information comes from the public Energy Performance Certificate data for England and Wales.

When we last checked, 20 Clapham Terrace was in council tax band A. Council Tax bands can change, so check the latest Valuation Office Agency Council Tax list.

20 Clapham Terrace is in postcode NP4 9DE, in Blaenavon. You can also view HouseMetric's sold-price page for Clapham Terrace, NP4 9DE or analysis of the Blaenavon property market.

HouseMetric combines HM Land Registry price paid data, Energy Performance Certificate data and Ordnance Survey/open data. The data were last updated 4 August 2026. Figures such as indexed values and local valuation ranges are calculated estimates for context, while official records can change as public datasets are updated.

For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.