Police data for Hertfordshire shows 6,299 crimes recorded across 45 areas in February 2026. Below are the top areas by crime volume — click any area to see a full breakdown.
| Area | Postcode | Total crimes |
|---|---|---|
| Watford — 4 areas | ||
| Watford | WD17 | 474 |
| Three Rivers | WD18 | 405 |
| Watford | WD24 | 255 |
| Hertsmere | WD25 | 204 |
| Other areas in Hertfordshire | ||
| St Albans | AL1 | 355 |
| Stevenage | SG1 | 342 |
| Welwyn Hatfield | AL10 | 322 |
| Dacorum | HP1 | 299 |
| Broxbourne | EN8 | 272 |
| Hertsmere | WD6 | 269 |
| Welwyn Hatfield | AL7 | 265 |
| St Albans | HP2 | 258 |
| Three Rivers | HP3 | 236 |
| East Hertfordshire | CM23 | 198 |
| Welwyn Hatfield | AL8 | 183 |
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