AL1 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 1,112 postcodes across 6 sectors in St Albans.
Gigabit
89%
Superfast
96%
Postcodes
1,112
AL1 near St Albans is among the best-connected outward codes in the sample: 1,112 postcodes with 96.3% superfast and 90.6% gigabit availability.
Broadband speeds in AL1
Share of AL1 premises by the fastest download speed available, averaged across all 1,112 postcodes in the district.
Fibre and cable investment have built AL1 into a leading connectivity area. Gigabit speeds reach 90.6% of postcodes, a strong figure showing substantial network rollout. Superfast broadband is near universal at 96.3%, leaving almost no one without access to reasonable speeds. The speed distribution leans toward gigabit: 90.6% at 300 Mbps and above, 5.8% in the 30 to 300 Mbps band, and below 10 Mbps affecting under 0.1% of postcodes. All postcodes meet the universal service obligation. This is high-quality infrastructure across a suburban terrain. AL1 delivers dense, high-speed access to most residents.
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
AL1 splits into 6 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 |
|---|---|---|---|---|
| AL1 1 | 188 | 100% | TBC | 91% |
| AL1 2 | 171 | 100% | TBC | 91% |
| AL1 3 | 248 | 97% | TBC | 82% |
| AL1 4 | 228 | 100% | TBC | 99% |
| AL1 5 | 245 | 100% | TBC | 97% |
| AL1 9 | 32 | 0% | TBC | 0% |
All AL1 1 postcodes (188)
All AL1 2 postcodes (171)
All AL1 3 postcodes (248)
All AL1 4 postcodes (228)
All AL1 5 postcodes (245)
Best deals
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Living in St Albans
For households, gigabit and superfast access means smooth video conferencing, streaming, and multiple simultaneous users. The cost of living will be the constraint here, not connectivity.
Remote worker score
55/100
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
AL1 broadband FAQs
Is AL1 fibre-enabled throughout?
Full fibre data is not recorded, but gigabit availability at 90.6% indicates extensive cable or fibre deployment.
Will I find slow speeds in AL1?
Very unlikely. Almost all postcodes reach superfast or gigabit speeds.
What's the postcodes count for AL1?
The outward code spans 1,112 postcodes.
Can I assume gigabit availability at my AL1 address?
90.6% of postcodes qualify, but verify with your provider to confirm your specific location.
Neighbouring districts
Check your exact postcode
Every postcode in AL1 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