3,074 people · median £535,000 · St Albans
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Sold price trend +2.5%
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The area in short neighbourhood AI summary
Cottonmill is a neighbourhood in Hertfordshire with a population of 3,074. The median house price is £535,000, with 94 sales in the past 12 months. Terraced homes median at £705,000, flats at £430,000, detached at £1,182,500 and semi-detached at £585,000.
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Air quality is moderate, with nitrogen dioxide at 11.5 annual mean and particulate matter at 7.6 annual mean. Flood risk is minimal, affecting 3.4 percent of the area. Broadband is well-served: 87.3 percent gigabit capable, 99.9 percent superfast and 89.1 percent ultrafast. The neighbourhood contains 14 conservation areas and 4 listed buildings. Residents are relatively educated, with 64.0 percent holding level 4 qualifications or above. The median age is 38.9 years and 64.4 percent of homes are owner-occupied. St Albans City and District Council administers the area; band D council tax is £2,333.57 for 2026/27. Green belt comprises 38.9 percent of the neighbourhood.
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