1,773 people · median £478,750 · East Hertfordshire
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 from East Hertfordshire +3.7%
The area in short neighbourhood AI summary
Folly Island is a residential area in Hertfordshire with a population of 1,773. The median property price stands at £478,750, with 52 sales in the past 12 months and prices rising 3.7% over five years.
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Terraced homes dominate the market at £500,000 median, while flats average £279,500. Energy efficiency is mixed: 54.7% of properties rate EPC band C or better, with most in band C. Mill Mead Primary Academy is within 0.1 km and Richard Hale School 0.6 km away. Air quality is moderate for both nitrogen dioxide and particulate matter. Broadband coverage is strong: 98.3% superfast and 85.5% ultrafast. The area includes 65 listed buildings and sits partly in the Hertford conservation area and green belt. About 85% of neighbourhoods in England are more deprived than Folly Island. Council tax for band D is £2,345.22. East Hertfordshire handles planning; the local authority is under no overall control.
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⇄ Compare Folly Island with Bengeo side-by-side →IN THE NEWSSold prices updated (Jun 2026): where they rose and fell →Could Folly Island be a good investment? Yields & returns →One short email when this area’s prices, crime and schools figures update. No accounts, no spam, one-click unsubscribe. Privacy.