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Get started23 St Marys Road is a semi-detached house in Southampton (SO14 0BG). It has a recorded floor area of 93 m² (around 1001 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (March 2015) shows an F (score 36), near the bottom of the EPC scale. Earlier certificates rated it D (February 2009); the latest reading is 2 bands lower. Between certificates, window efficiency went from Average to Good; while wall efficiency dropped from Good to Very Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 75), a 3-band jump. The latest certificate is from March 2015, so improvements made since then won't be reflected.
Untraded for 19 years, with the last transfer in November 2007. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 93 m² the property is well over the postcode median (66 m² across 19 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £217,000 is 30.3% above the 2007 sale price. On a £-per-square-foot basis, the last sale (£166/sq ft) was about 18.2% above the typical sold price in the postcode.
23 St Marys Road sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
This certificate is over 10 years old and is no longer valid.Expired 06 Mar 2025
The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.
£217,000
Modelled from EPC, postcode comparables.
£166,500
Recorded with HM Land Registry.
23 St Marys Road is notably below the street on epc rating.
Price per m²
£1,790
Street avg £1,871
Floor Area
93 m²
Street avg 137 m²
Habitable Rooms
4 rooms
Street avg 7 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
56.5dB

Changes detected from historical EPC data
Hot water system changed
Window efficiency improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
7 November 2007Most recent
£166,500
Median price across the last 5 sales in SO14 0BG: £210,000 (2025–2020).
CO₂ Emissions
7.4 t/year
Street avg 4.2 t/year
Argyle Road SCH Only — bus stop.
Closest school
0.4 km
St Mary's Church of England Primary School & Nursery. 34 schools nearby.
Night-time· 23:00 – 07:00
45.9dB
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