Postcode district report · August 2026

SO16, Southampton

SO16 is the 3rd Hapiest of Southampton's 6 postcode districts on the HPAI Swatch, which compares them with each other on prices, how the market is moving, energy efficiency and transport. SO16 also reaches into Test Valley; these figures are for its homes in Southampton.

Homes sold
508
in the 12 months to August 2026
Median price
£270,000
+1.1% on the year before
Price per m²
£3,265
median, homes with an EPC
Flats
22%
of homes sold

SO16 on the HPAI Swatch

Each tile ranks SO16 against the other postcode districts of Southampton.

Price per m²£3,265/m² 4th of 6
Price change+1.1% 1st of 6
Sales a year508 a year 2nd of 6
Sales change-11.1% 6th of 6
Energy efficiency67 EPC score 4th of 6
Carbon3.1 t CO₂ a home 6th of 6
Station nearby2.0 km 6th of 6
Yellow the best in Southampton Green above average Blue below average Purple weakest in Southampton

Yellow is Hapi: the more yellow, the better SO16 compares with the rest of Southampton. These colours compare postcode districts within Southampton; Southampton's own Swatch compares it with areas across England and Wales.

Southampton's postcode districts, Hapiest first

#Postcode districtSwatchHomes soldMedian pricePrice change
1 SO19 596£265,000 +0.0%
2 SO18 366£275,000 -1.1%
3 SO16 508£270,000 +1.1%
4 SO15 437£255,000 -3.8%
5 SO14 202£206,000 -1.9%
6 SO17 166£225,000 -18.2%

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About these figures

Price per m²
Median price per square metre of homes sold in the last 12 months (homes with an EPC).
Price change
Median price in the last 12 months against the 12 months before.
Sales a year
Open-market sales in the last 12 months. More sales means a deeper, easier market.
Sales change
Sales in the 12 months to three months ago against the year before. The newest months are left out: Land Registry registers sales late.
Energy efficiency
Average EPC energy efficiency score of homes sold (higher is more efficient).
Carbon
Average carbon emissions of homes sold, tonnes a year. Lower is better.
Station nearby
Median distance from homes sold to the nearest railway station. Closer is better.

Open-market sales from HM Land Registry Price Paid Data in the 12 months to August 2026 (homes in Southampton only); price per m², energy and carbon from the homes sold that have an Energy Performance Certificate. Postcode districts with fewer than 20 sales a year in Southampton aren't ranked.