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Get started23 Botany Bay Road is a three-bedroom detached house in Southampton (SO19 8LT). It has a recorded floor area of 105 m² (around 1130 sq ft), construction records dating it to 1950-1966 and council tax band C. Tenure is freehold. The latest certificate (August 2023) shows a C (score 71). When first surveyed in May 2011 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Average, window efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83). Records show the property has been extended at some point in its history.
At 105 m² the property is well over the postcode median (80 m² across 7 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Today's modelled estimate of £347,000 sits 92.8% above the 2011 sale of £180,000. On a £-per-square-foot basis, the last sale (£159/sq ft) was about 15.5% below the postcode norm. Last sold in July 2011, so it's been off the market for around 15 years. One planning record on file: an extension refused in 2016.
Extension: Single storey · Rear of property
Erection of a first-floor rear extension.
23 Botany Bay Road valuation sits well clear of the typical sold price in this postcode.
£347,000
Modelled from EPC, postcode comparables.
£180,000
Recorded with HM Land Registry.
On epc rating, 23 Botany Bay Road stands well clear of the street.
Price per m²
£1,714
Street avg £2,157
Floor Area
105 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Crime
12/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
South East Road — bus stop.

Daytime· 07:00 – 23:00
50.2dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
1 July 2011Most recent
£180,000
Median price across the last 5 sales in SO19 8LT: £240,000 (2022–2017).
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 4.3 t/year
SO19 8GF
Closest school
0.3 km
St Monica Primary School. 26 schools nearby.
Night-time· 23:00 – 07:00
39.2dB
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