S1 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 363 postcodes across 4 sectors in Sheffield.
Full fibre
72%
Gigabit
72%
Superfast
73%
Postcodes
363
S1 covers central Sheffield postcodes with mixed fibre provision. Just over 70% have gigabit-capable full fibre, but nearly a third remain on older networks capped at superfast speeds.
Broadband speeds in S1
Share of S1 premises by the fastest download speed available, averaged across all 363 postcodes in the district.
Full fibre has reached approximately 72% of postcodes in S1, enabling gigabit speeds where deployed. However, the remaining 28% are restricted to superfast broadband, the Universal Service Obligation minimum. No postcodes fall below the USO threshold. This split reflects central Sheffield's varied infrastructure timeline, where newer fibre networks coexist with legacy copper serving older developments. Households in fibre-enabled postcodes can expect reliable downloads around 100 Mbps upward; those on superfast are capped around 30-67 Mbps. For remote workers, the speed disparity matters: gigabit users handle multiple simultaneous video calls and large uploads without delay, while superfast users experience noticeable buffering under load. Renters and buyers should check their specific address with a provider before deciding, as proximity to fibre backhaul varies dramatically within S1.
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
S1 splits into 4 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 |
|---|---|---|---|---|
| S1 1 | 17 | 96% | 96% | 96% |
| S1 2 | 137 | 73% | 73% | 73% |
| S1 3 | 12 | 89% | 89% | 89% |
| S1 4 | 197 | 70% | 68% | 68% |
All S1 1 postcodes (17)
All S1 2 postcodes (137)
All S1 4 postcodes (197)
Best deals
Compare broadband deals in S1
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Living in Sheffield
The speed disparity within S1 reflects variable investment in this mixed-density urban area. Nearly all postcodes meet the superfast standard, so basic connectivity is guaranteed. The choice to upgrade or switch will depend on whether your postcode has fibre nearby and your broadband needs.
Crime per month
3
Average recorded crimes per local statistical area
Remote worker score
90/100
Connectivity and amenities for home working
Family score
79/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
S1 broadband FAQs
What percentage of S1 has gigabit-capable broadband?
Approximately 72% of postcodes have full fibre gigabit capability. The remaining postcodes have superfast broadband as their fastest option.
Can I get full fibre in S1?
About 72% of postcodes qualify. Check your postcode to confirm fibre availability and apply with your provider if the infrastructure has reached your address.
What speeds should I expect in S1?
Fibre-enabled areas typically see downloads of 100 Mbps or higher. Superfast postcodes without fibre top out around 30-67 Mbps.
Are there any S1 postcodes with very slow broadband?
No postcodes fall below the Universal Service Obligation, so all locations have access to at least 10 Mbps.
Neighbouring districts
Check your exact postcode
Every postcode in S1 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