21, Mariners Heights, CF64 1QJ
21 Mariners Heights is a 57 m² / 614 sq ft flat in Penarth. It sold for £119,000 in October 2021. Indexed forward to today's value, that sale is roughly £132k. Recent local prices imply a broad valuation context of £171k to £230k based on its internal area. The Land Registry and EPC data was last updated 4 August 2026.
- Sale history
-
Date Paid price Annual growth After inflation Oct 2021 £119,000 2.3% 0.2% Jun 2002 £77,000 11.0% 9.1% Feb 1997 £44,000 na na - Internal area
- 57 square metres (614 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £2,087 per square metre (£194 per square foot) in Oct 2021. Indexed forward to today's value, this is roughly £2,315 per square metre (£215 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Oct 2021 £119,000 £2,088 £131,928 £2,315 Jun 2002 £77,000 £1,351 £183,717 £3,223 Feb 1997 £44,000 £772 £180,496 £3,167 Calculated using the latest EPC internal area of 57 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 £131,928. This is one data point to inform the valuation. Another method is the valuation implied by what comparable homes are selling for. Homes in Penarth are now selling for between £3,000 and £4,030 per square metre (£278 and £374 per square foot). Based on an internal area of 57 m², this implies a valuation between £171,000 and £230,000. 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
- 1
- Type
- Flat
- Council tax band
- C
- Summary:
- 02 March 2017 - energy performance certificate grade C
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- None of the above
- Tenure:
- Owner-occupied
- Property type:
- 3rd floor flat on the top floor in an apartment block with 1 storeys , has 3 habitable rooms. Estimated year built 1991 to 1995
- Area:
- 57 sqm (614 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, insulated (assumed). Roof: Pitched, insulated (assumed). Heating: Electric storage heaters.
21 Mariners Heights 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 £131,928.
- Based on an internal area of 57 m² and recent prices in Penarth, this implies a lower and upper quartile range from £171,000 to £230,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.