20 St. Stephens Mansions, Mount Stuart Square, CF10 5LQ
20 St. Stephens Mansions Mount Stuart Square is a 98 m² / 1,055 sq ft flat in Cardiff. It sold for £200,000 in January 2025. Indexed forward to today's value, that sale is roughly £180k. Recent local prices imply a broad valuation context of £220k to £292k based on its internal area. The Land Registry and EPC data was last updated 1 June 2026.
- Sale history
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Date Paid price Annual growth After inflation Jan 2025 £200,000 0.5% -3.5% Jun 2019 £195,000 -0.3% -2.5% Jun 2004 New build New £205,000 na na - Floor plan
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Archived estate agent floor plan for 20 St. Stephens Mansions, Mount Stuart Square.
- Internal area
- 98 square metres (1,055 square feet) according to latest EPC inspection
- Price per internal area
-
This property sold for £2,040 per square metre (£190 per square foot) in Jan 2025. Indexed forward to today's value, this is roughly £1,839 per square metre (£171 per square foot) .
Date Paid price Paid £/sqm Today's value Today's value £/sqm Jan 2025 £200,000 £2,041 £180,203 £1,839 Jun 2019 £195,000 £1,990 £197,214 £2,012 Jun 2004 £205,000 £2,092 £173,420 £1,770 Calculated using the latest EPC internal area of 98 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 £180,203. 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 £2,250 and £2,980 per square metre (£209 and £276 per square foot). Based on an internal area of 98 m², this implies a valuation between £220,000 and £292,000. 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
- Flat
- Council tax band
- E
- History:
- Archived sales listing for 20 St. Stephens Mansions Mount Stuart Square. Advertised on multiple portals. It was reduced on 07/08/2024. It last appeared Apr 2025.
- Photos:
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There are 17 archived estate agent listing photos for 20 St. Stephens Mansions Mount Stuart Square.
- Advertiser remarks:
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- 2 bedrooms
- 2 bathrooms
- Summary:
- 16 March 2019 - energy performance certificate grade C
- Certificate:
- View energy certificate on GOV.UK
- Reason for EPC:
- marketed sale
- Tenure:
- Owner-occupied
- Property type:
- 2nd floor flat in an apartment block with 1 storeys , has 4 habitable rooms. Estimated year built 1996 to 2002
- Area:
- 98 sqm (1,055 square foot) total internal area
- Comments:
- Walls: Cavity wall, as built, insulated (assumed). Roof: (another dwelling above). Heating: Room heaters, electric.
20 St. Stephens Mansions Mount Stuart Square 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 £180,203.
- Based on an internal area of 98 m² and recent prices in Cardiff, this implies a lower and upper quartile range from £220,000 to £292,000, using HouseMetric's implied valuation methodology.
For more detail on HouseMetric data sources, update frequency and valuation methods, see the HouseMetric FAQs.