Broadband Speeds in Slough
Real-world broadband speed data from Q3 2025. See how Slough compares for both download and upload speeds.
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How Fast is Broadband in Slough?
Based on real-world speed tests collected by ThinkBroadband in Q3 2025, Slough has a median download speed of 147.3 Mbps and a median upload speed of 63.2 Mbps.
This constituency has "Very Good" download speeds and "Very Good" upload speeds. With 63.2 Mbps median upload, residents can comfortably handle video conferencing, cloud backups, and live streaming without issues.
Speed Comparison for Slough
Understanding the Speed Data
The speed data shows the distribution of actual speeds achieved by users in Slough:
What the Numbers Mean
- Bottom 20%: Slowest fifth of connections
- Median: Typical speed (50% faster, 50% slower)
- Mean: Mathematical average
- Top 20%: Fastest fifth of connections
Why Median Matters Most
The median is the most reliable measure of typical performance. Unlike the mean, it isn't skewed by extremely fast or slow connections. If you move to Slough, you can expect speeds around 147.3 Mbps download and 63.2 Mbps upload.
Broadband Coverage in Slough
Coverage statistics from Ofcom show what connection types are available in this constituency:
Slough has excellent full fibre coverage at 92.8%. Most residents can access full fibre connections with symmetric upload speeds.
Speed Recommendations for Slough
Based on the actual speeds in Slough, here's what different activities require:
Video Conferencing (Zoom, Teams)
Typical speeds in this constituency are adequate for this activity.
Cloud Backup & File Uploads
Typical speeds in this constituency are adequate for this activity.
Online Gaming
Typical speeds in this constituency are adequate for this activity.
Multiple Users (4+ devices)
Typical speeds in this constituency are adequate for this activity.
Frequently Asked Questions
What is the average broadband speed in Slough?
In Slough, the median download speed is 147.3 Mbps and the median upload speed is 63.2 Mbps. The top 20% of connections achieve 468.8 Mbps download and 200.3 Mbps upload.
Is full fibre broadband available in Slough?
Yes, full fibre (FTTP) broadband is available to 92.8% of properties in Slough. Gigabit-capable broadband covers 96.4% of premises.
How does Slough compare for upload speeds?
Slough has very good upload speeds with a median of 63.2 Mbps. This is important for video calls, cloud backups, and working from home.
About This Data
Speed data is sourced from ThinkBroadband (Q3 2025 measurements). Coverage data from Ofcom Connected Nations 2025. Actual speeds at your address may vary based on connection type, provider, and network conditions.