Hertfordshire
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Properties in Welwyn average £654,850. See what your home could be worth with our instant valuation — free, no obligation.
Streets in Welwyn with the most property transactions over the past 5 years.
House prices in Welwyn, Hertfordshire are based on 1,858 Land Registry transactions since 2016. The average property price is £654,850 with a median of £634,000. Prices have fallen 14.4% over the past year. The most active street is New Road with 32 transactions and a median price of £817,500.
Data source: HM Land Registry Price Paid Data (Open Government Licence v3.0). Last updated: April 2026.