Broadband Speeds in Erith and Thamesmead
Real-world broadband speed data from Q3 2025. See how Erith and Thamesmead compares for both download and upload speeds.
On This Page
How Fast is Broadband in Erith and Thamesmead?
Based on real-world speed tests collected by ThinkBroadband in Q3 2025, Erith and Thamesmead has a median download speed of 136.6 Mbps and a median upload speed of 29.9 Mbps.
This constituency has "Very Good" download speeds and "Moderate" upload speeds. The 29.9 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 Erith and Thamesmead
Understanding the Speed Data
The speed data shows the distribution of actual speeds achieved by users in Erith and Thamesmead:
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 Erith and Thamesmead, you can expect speeds around 136.6 Mbps download and 29.9 Mbps upload.
Broadband Coverage in Erith and Thamesmead
Coverage statistics from Ofcom show what connection types are available in this constituency:
Erith and Thamesmead has very good full fibre coverage at 79.7%. Check your postcode to see if full fibre is available at your address.
Speed Recommendations for Erith and Thamesmead
Based on the actual speeds in Erith and Thamesmead, 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 Erith and Thamesmead?
In Erith and Thamesmead, the median download speed is 136.6 Mbps and the median upload speed is 29.9 Mbps. The top 20% of connections achieve 438.7 Mbps download and 102.8 Mbps upload.
Is full fibre broadband available in Erith and Thamesmead?
Yes, full fibre (FTTP) broadband is available to 79.7% of properties in Erith and Thamesmead. Gigabit-capable broadband covers 91.6% of premises.
How does Erith and Thamesmead compare for upload speeds?
Erith and Thamesmead has moderate upload speeds with a median of 29.9 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.