Broadband Speeds in Belfast South and Mid Down
Real-world broadband speed data from Q3 2025. See how Belfast South and Mid Down compares for both download and upload speeds.
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How Fast is Broadband in Belfast South and Mid Down?
Based on real-world speed tests collected by ThinkBroadband in Q3 2025, Belfast South and Mid Down has a median download speed of 241 Mbps and a median upload speed of 35.3 Mbps.
This constituency has "Excellent" download speeds and "Good" upload speeds. The 35.3 Mbps median upload is adequate for most home working and video call needs, though heavy uploaders may want to seek full fibre connections.
Speed Comparison for Belfast South and Mid Down
Understanding the Speed Data
The speed data shows the distribution of actual speeds achieved by users in Belfast South and Mid Down:
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 Belfast South and Mid Down, you can expect speeds around 241 Mbps download and 35.3 Mbps upload.
Broadband Coverage in Belfast South and Mid Down
Coverage statistics from Ofcom show what connection types are available in this constituency:
Belfast South and Mid Down has excellent full fibre coverage at 96.3%. Most residents can access full fibre connections with symmetric upload speeds.
Speed Recommendations for Belfast South and Mid Down
Based on the actual speeds in Belfast South and Mid Down, 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 Belfast South and Mid Down?
In Belfast South and Mid Down, the median download speed is 241 Mbps and the median upload speed is 35.3 Mbps. The top 20% of connections achieve 418.3 Mbps download and 120.6 Mbps upload.
Is full fibre broadband available in Belfast South and Mid Down?
Yes, full fibre (FTTP) broadband is available to 96.3% of properties in Belfast South and Mid Down. Gigabit-capable broadband covers 97.9% of premises.
How does Belfast South and Mid Down compare for upload speeds?
Belfast South and Mid Down has good upload speeds with a median of 35.3 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.