21, Lon Isa, CF14 6ED
21 Lon Isa is a 96 m² / 1,033 sq ft semi-detached home in Cardiff. It sold for £365,500 in January 2024. Indexed forward to today's value, that sale is roughly £368k. Recent local prices imply a broad valuation context of £321k to £448k based on its internal area. The Land Registry and EPC data was last updated 4 August 2026.
- Sale history
-
£365,500 on Jan 2024
- Floor plan
-
Archived estate agent floor plan for 21, Lon Isa.
- Internal area
- 96 square metres (1,033 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £3,807 per square metre (£354 per square foot) in Jan 2024. Indexed forward to today's value, this is roughly £3,836 per square metre (£356 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Jan 2024 £365,500 £3,807 £368,296 £3,836 Calculated using the latest EPC internal area of 96 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 £368,296. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Cardiff are now selling for between £3,340 and £4,670 per square metre (£310 and £433 per square foot). Based on an internal area of 96 m², this implies a valuation between £321,000 and £448,000. 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
- 3
- Type
- Semi-detached
- Council tax band
- F
- Plot size
- 283 square metres (3,046 square feet) - map showing freehold boundary lines
- Planning ref:
- May 2025 24/01894/LBC
- Type:
- Heritage application - conservation issues and listed buildings
- Status:
- Application approved
- Address:
- 15 Suffolk Parade Cheltenham Gloucestershire
- Description:
- Single storey rear extension. Replacement of ground floor side, and rear windows. Retain front and first floor side windows with addition of secondary glazing. Remove all existing plastic cill overcladding and repair the existing cills underneath. Internal/External alterations.
- Summary:
- 18 March 2023 - energy performance certificate grade D
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- Marketed sale
- Tenure:
- Owner-occupied
- Property type:
- Semi-Detached House , has 5 habitable rooms. Estimated year built 1900 to 1929
- Area:
- 96 sqm (1,033 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, no insulation (assumed). Roof: Pitched, 250 mm loft insulation. Heating: Boiler and radiators, mains gas.
21 Lon Isa 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 £368,296.
- Based on an internal area of 96 m² and recent prices in Cardiff, this implies a lower and upper quartile range from £321,000 to £448,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.