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Get startedSarnia is a property in Hythe, Southampton, Southampton (SO45 3NA). It has council tax band D.
Sale prices here have outpaced Southampton HPI: 5.5% per year against 0% for the wider region. One planning record on file: an extension approved in 2016. Past consents include an extension, meaningful when judging how the property has evolved. On the market in October 2015 and unlisted since — roughly 11 years.
This property doesn't have an Energy Performance Certificate yet. An EPC is required to sell or let — and unlocks our automated valuation.
Sarnia has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Single-storey rear extension
Sarnia has more than doubled in price since the earliest registered sale in 2001.
£313,500
Growth on file: 5.5% per year over 14 years.
30 October 2015Most recent
£313,500
+35.7%over 11 yearsCrime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Hardley Roundabout — bus stop.

Daytime· 07:00 – 23:00
50.8dB

25 June 2004
£231,000
+54.0%over 2 years18 December 2001
£150,000
Median price across the last 5 sales in SO45 3NA: £290,000 (2025–2009).
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SO45 3QZ
Closest school
0.7 km
Lift New Forest. 10 schools nearby.
Night-time· 23:00 – 07:00
43.0dB
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