Our Data Sources
The Cassini Building 35, Southampton has 2 entries in the Land Registry , most recently in March 2025 and a single entry in the EPC database dated April 2017.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 5 out of 5 and is considered of high accuracy.
Price Range & Condition
In very good condition, we estimate The Cassini Building 35, Southampton would be worth £192,842, with a potential rental value of £1,009 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £170,803, with a rental value of £894 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
The Cassini Building 35, Southampton has an Energy Performance Rating (EPC) of B. This is based on the most recent assessment, dated 28 Apr 2017.
The property is not connected to mains gas and has high performance glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
The Cassini Building 35, Southampton last changed hands on 6th March 2025, selling for £203,000. The transaction was logged as a leasehold flat by HM Land Registry.
In total it has sold twice since 1995.
The market for similar properties has dropped by 9.0% since March 2025.
- Sold Mar 2025£203,000
- Sold May 2017£187,500
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 100 sales of comparable properties within 420 metres of The Cassini Building 35, Southampton across the last 2 years.
Most recently, 23, Charles Arden Close, Southampton, SO16 4HS, a leasehold flat, sold at £200,000 on the 7th April 2026.
Read more about house prices in SO16.
- Sold Apr 2026£200,000 | 2 Bed Flat23, Charles Arden Close, Southampton, SO16 4HS23, Charles Arden Close, Southampton, SO16 4HS
- Sold Oct 2024£178,000 | 2 Bed FlatThe Cassini Building 31, Mercator Close, Southampton, SO16 4HWThe Cassini Building 31, Mercator Close, Southampton, SO16 4HW
- Sold Aug 2023£210,000 | 2 Bed FlatThe Cassini Building 28, Mercator Close, Southampton, SO16 4HWThe Cassini Building 28, Mercator Close, Southampton, SO16 4HW
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks The Cassini Building 35, Southampton as the 44th largest and the 42nd most expensive of the 52 addresses on Mercator Close, Southampton, SO16.
Against the SO16 postcode district average, it is £98k less expensive than the typical property.
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Schools Nearby
- Newlands Primary School600 m away
- Shirley Warren Primary & Nursery School700 m away
- Mason Moor Primary School, Nursery & Specialist Bases1.0 km away
- Oasis Academy Lord's Hill500 m away
- Regents Park Community College1.1 km away
- Redbridge Community School1.5 km away
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Public Transport Nearby
- Redbridge|1.9 km away
- Millbrook (Hants)|2.4 km away
- Totton|2.7 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












