WD25 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 664 postcodes across 4 sectors in Watford.
Gigabit
83%
Superfast
95%
Postcodes
664
WD25 covers 664 postcodes in Hertsmere where speeds vary more than nearby outlying codes. Gigabit reaches 82.6%, but a meaningful tail of 1.4% sees below 10 Mbps throughput.
Broadband speeds in WD25
Share of WD25 premises by the fastest download speed available, averaged across all 664 postcodes in the district.
Within the 664 postcodes, 83.6% enjoy 300 Mbps or more. The remaining 16.4% split into two distinct bands: 11.4% hover in the 30 to 300 Mbps range, while 1.4% report below 10 Mbps. This distribution, showing more bottom end slow connections than neighbouring WD19 or WD7, suggests WD25 may include older exchanges, rural pockets, or areas where gigabit networks have yet to roll out. The 0.2% below USO rate indicates the area mostly complies with the 30 Mbps standard, but localised pockets lag. Network rollout phases have not yet reached all older properties or peripheral villages within this postcode area.
Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.
Connectivity in detail
Below 10 Mbps USO
0%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
0%
Premises that can use a fixed wireless access service
Broadband by sector
WD25 splits into 4 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit |
|---|---|---|---|---|
| WD25 0 | 171 | 95% | TBC | 83% |
| WD25 7 | 182 | 100% | TBC | 87% |
| WD25 8 | 96 | 77% | TBC | 53% |
| WD25 9 | 215 | 99% | TBC | 92% |
All WD25 0 postcodes (171)
All WD25 7 postcodes (182)
All WD25 8 postcodes (96)
All WD25 9 postcodes (215)
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Living in Watford
Buyers and renters should check individual postcodes carefully in WD25. While most premises offer strong gigabit or superfast pathways, the presence of a 1.4% sub-10 Mbps cohort means some addresses will need investigation or alternative services. For those in the 30 to 300 Mbps band, standard remote work is viable but demanding home network loads may struggle.
Remote worker score
54/100
Connectivity and amenities for home working
Family score
50/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
WD25 broadband FAQs
Why does WD25 have more slow speed postcodes than neighbouring WD19?
1.4% of WD25 postcodes report below 10 Mbps, compared to negligible rates elsewhere. This reflects pockets of older network infrastructure or rural geography within the 664 postcode area.
Can I rely on gigabit in Hertsmere WD25?
82.6% of postcodes have it. The remaining 17.4% splits into mid range (11.4%) and slow (1.4%) segments, so verification before purchase is advised.
What's the minimum speed I should expect at a postcode in WD25?
Typically 30 Mbps or higher. However, 1.4% of postcodes fall below 10 Mbps, so postcode lookup is essential for older properties or edge of area addresses.
Is WD25 as well connected as the other Hertsmere outward codes?
No. While gigabit penetration is solid at 82.6%, the 1.4% below 10 Mbps rate is higher than WD19 or WD7, suggesting more legacy network areas remain.
Neighbouring districts
Check your exact postcode
Every postcode in WD25 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.
Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources