Based on April 2026 Police data, Hatfield (AL9) recorded the lowest crime rate in Hertfordshire, with 5 incidents. At the other end of the scale, Watford (WD17) recorded 485 crimes in the same period — more than 97x the crime count of the safest area. The 45 postcode areas analysed in Hertfordshire span both ends of the spectrum — some well below and others well above the national crime benchmark. Even in the safest area, violence & sexual offences is the most commonly recorded crime type.
Based on April 2026 Police data, Hatfield (AL9) is the safest area in Hertfordshire, recording 5 crimes — 97% fewer than the average across the 45 areas analysed. Violence & sexual offences was the most common crime type even in this safest area.
Watford (WD17) recorded the most crime in Hertfordshire in April 2026, with 485 incidents. Violence & sexual offences was the dominant crime type. Full 24-month trend reports for this area are available from £4.99.
Full reports include 24 months of trends, ward breakdowns, outcome rates, and a safety score — from £4.99.
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