6,583 people · median £727,500 · St Albans
Tiles show neighbourhood’s own prices and crime; schools, transport, health & amenities are shown for the wider area — each tab labels its source.
Sold price trend +7.8%
The neighbourhood at a glance each strip is where Southdown sits on the St Albans range — click through for the full section
The area in short neighbourhood AI summary
Southdown is a neighbourhood in Hertfordshire with a population of 6,583. The median house price is £727,500, with 144 sales in the past 12 months and prices rising 7.8% over five years.
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Flats average £265,000, terraces £655,000, semi-detached homes £790,000 and detached properties £795,000. The area is affluent and well-educated: 59.0% of residents aged 16 and over hold Level 4 qualifications or above, and 84.3% of households own their home. The median age is 42.3 years. About 95% of neighbourhoods in England are more deprived than Southdown. Air quality is good, with nitrogen dioxide at low levels and particulate matter moderate. Flood risk is negligible. Broadband coverage is excellent, with 99.5% superfast availability. The area is governed by St Albans City and District Council and Hertfordshire County Council, with council tax band D at £2,333.57 for 2026/27.
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