Broadband & Mobile Availability for Slough
Official Broadband and Mobile Statistics for 2024
Access to high-speed Ultrafast broadband is exceptional at 88.1%, placing Slough among the top performing areas nationally. 5G geographic reach is considerably limited at just 7.32%, placing Slough in the lowest tier of national investment compared to the 62% average (Sep 2025).
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Broadband Network Coverage for Slough
| Broadband Type | Availability | Avg Download Speed | Avg Upload Speed |
|---|---|---|---|
Ultrafast (Above 300 Mbit/s) | 88.1% | 1036 Mbps | 465 Mbps |
Superfast (Below 100 Mbit/s) | 10.8% | 65 Mbps | 25.3 Mbps |
Standard (Below 30 Mbit/s) | 1% | 18.3 Mbps | 2.2 Mbps |
Below USO (Below 10 Mbit/s) | 0.1% | 5.7 Mbps | 1.2 Mbps |
Source: Ofcom Connected Nations data, (July 2024). Some data may be overlapping or lacking accuracy
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Mobile Network Coverage & Non-Spots
Future-Ready Signal
54.7% below UK average
This shows the percentage of land area covered by at least one 5G network. The score of 7.32% is significantly below the national average (62%), indicating limited 5G investment to date.
Reliable 4G Coverage
3.9% above UK average
This critical score shows the percentage of Slough's land area where all four major networks provide a dependable 4G signal. A result of 99.94% confirms near-universal coverage with minimal mobile ‘not-spot‘ risk.
Basic 3G Safety Net
99.0% below UK average
This indicates the reliability of the basic signal across the entire region (as of July 2024). At 0.12%, the safety net for basic calls shows some gaps.
- 3G is being phased out by most operators, making its coverage minimal and its use declining. Presence seems to be limited in rural areas.
- Coverage varies significantly, with rural areas having much lower 4G and 5G availability than urban areas.
- The percentage of 5G connections is growing rapidly, while the percentage of 4G connections is decreasing and overtaken more often.