WD18
Postcode districtPostcode district covering Watford and Holywell, in Watford.
Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an WD18 postcode. How census figures are added up
Radon Affected Area by postcode district
Worked out by Open Index · 2022
About 78% of people in WD18 live in a 1 km square that the radon atlas marks as a radon Affected Area.
How WD18 compares
Each dot is a postcode district. The black line marks the middle one.
Is WD18 safe? What police records show
In the 12 months to August 2026, police recorded crimes and anti-social behaviour in WD18 at a rate of 118.6 per 1,000 people.
That compares with 89.7 per 1,000 people across the WD postcode area.
In August 2026 alone, 345 cases of crime and anti-social behaviour were recorded in WD18.
In the 12 months to August 2026, the most common types were violence and sexual offences (1,367), anti-social behaviour (732) and other crime (621).
A year earlier, the recorded crime rate in WD18 was 105.1 per 1,000 people.
Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.
Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.
Deprivation in WD18, neighbourhood by neighbourhood
- Deprivation is ranked by neighbourhood, so WD18 has no single figure. Of its 16 neighbourhoods with a rank:
- Decile 2: 1 neighbourhood
- Decile 3: 3 neighbourhoods
- Decile 4: 1 neighbourhood
- Decile 5: 6 neighbourhoods
- Decile 6: 2 neighbourhoods
- Decile 7: 1 neighbourhood
- Decile 8: 1 neighbourhood
- Decile 9: 1 neighbourhood
English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.
Neighbourhoods in WD18
| Name | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
|---|---|---|---|---|
| Watford 008A | 2,909 | 61.5 per 1,000 | 8 | 94.6% |
| Watford 008C | 1,679 | 169.5 per 1,000 | 9 | 99.0% |
| Watford 009D | 2,664 | 379.2 per 1,000 | 5 | 82.0% |
| Watford 009G | 1,066 | 442.0 per 1,000 | 3 | 74.6% |
| Watford 009I | 1,311 | 548.2 per 1,000 | 3 | 73.3% |
| Watford 010A | 1,757 | 137.0 per 1,000 | 3 | 97.5% |
| Watford 010B | 1,897 | 51.1 per 1,000 | 6 | 100.0% |
| Watford 010C | 2,094 | 218.2 per 1,000 | 5 | 100.0% |
| Watford 010D | 1,742 | 80.8 per 1,000 | 7 | 99.3% |
| Watford 010E | 1,670 | 59.9 per 1,000 | 5 | 100.0% |
| Watford 011A | 1,827 | 96.7 per 1,000 | 6 | 93.4% |
| Watford 011B | 1,735 | 77.9 per 1,000 | 5 | 100.0% |
| Watford 011C | 1,995 | 94.0 per 1,000 | 4 | 96.5% |
| Watford 011D | 1,668 | 156.2 per 1,000 | 2 | 94.5% |
| Watford 011F | 1,833 | 85.5 per 1,000 | 5 | 84.2% |
| Watford 011G | 1,238 | 87.0 per 1,000 | 5 | 87.5% |
MPs for WD18
- Matt TurmaineLabourMP for Watford92% of WD18’s postcodes
- Mr Gagan MohindraConservativeMP for South West Hertfordshire8.3% of WD18’s postcodes
As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.
Middle areas in WD182
Postcode sectors in WD186
Council1
Towns in WD181
Postcode districts next to WD184
Nearest rail stations4
More in the WD postcode area2
WD18 in brief
WD18 is a postcode district covering Watford and Holywell, in Watford.
About 30,753 people lived in WD18 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £385,000 in 2025 across 263 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 118.6 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in WD18 was £385,000 in 2025.
WD18 had 28,180 usual residents at the census.
About 78% of people in WD18 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In WD18, 94.0% of homes and businesses could get gigabit-capable broadband in January 2026.