Ofcom data · 374 postcodes

SG11 broadband coverage — East Hertfordshire

Full-fibre, gigabit and superfast broadband availability across the SG11 postcode district, plus business broadband and leased-line options for East Hertfordshire.

Strong coverage

Superfast (30Mb+)

87%

Ultrafast (300Mb+)

57.4%

Gigabit-capable

57.3%

Below USO (10Mb)

1.1%

Check broadband at your exact SG11 postcode

District figures are an average — get the precise availability, full-fibre status and mobile signal for your address.

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Broadband in SG11

Broadband availability in the SG11 postcode district (East Hertfordshire) is Strong — superfast is near-universal and gigabit is rolling out. Across the 374 postcodes Ofcom measures in SG11, superfast broadband (30 Mbit/s or faster) reaches 87% of premises and gigabit-capable lines are available to 57.3%.

Around 1.1% of premises in SG11 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.

Sample postcodes in SG11

Postcode	Superfast	Gigabit
SG11 1AA	100%	100%
SG11 1AB	100%	100%
SG11 1AD	100%	100%
SG11 1AE	100%	100%
SG11 1AF	100%	100%
SG11 1AH	100%	100%
SG11 1AJ	100%	100%
SG11 1AL	12.5%	12.5%
SG11 1AN	100%	66.7%
SG11 1AP	100%	100%

Business broadband & leased lines in East Hertfordshire

Whether the SG11 district has full fibre yet or not, we can connect your business. Where FTTP and gigabit are live we quote ultrafast full-fibre; where they aren't, a leased line still delivers guaranteed, symmetric speeds with an SLA. We also handle mobile coverage and VoIP for the same site.

Get a business broadband quote for SG11

Free, no obligation — full fibre, leased line or FTTC, matched to what's actually available at your postcode.

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Nearby SG districts

SG8 — 72.7% gigabit SG1 — 82.7% gigabit SG12 — 69.5% gigabit SG5 — 73.3% gigabit SG6 — 79.9% gigabit SG4 — 65.2% gigabit SG2 — 85.5% gigabit SG18 — 80.6% gigabit SG19 — 76.8% gigabit SG14 — 76.9% gigabit

See all Stevenage (SG) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the SG11 area (East Hertfordshire)?

In the SG11 area (East Hertfordshire), superfast broadband (30 Mbit/s+) is available to approximately 87% of premises and gigabit-capable broadband to around 57.3%, based on Ofcom Connected Nations data. Exact availability varies by postcode — enter your full postcode in our checker for a precise result.

Can I get full-fibre or gigabit broadband in the SG11 area (East Hertfordshire)?

Gigabit-capable coverage in the SG11 area (East Hertfordshire) stands at about 57.3% of premises. Where gigabit and full-fibre (FTTP) are live, businesses can order symmetric, low-latency connections — ideal for cloud, VoIP and multi-site working. If full fibre hasn't reached your premises yet, a leased line can still deliver guaranteed gigabit speeds.

How do I check broadband at my exact address in the SG11 area (East Hertfordshire)?

Use the free broadband postcode checker on this page: enter your postcode to see fixed-broadband availability, gigabit/full-fibre coverage and mobile signal for all four networks at that location, sourced from official Ofcom data.

Who provides business broadband in the SG11 area (East Hertfordshire)?

Most UK providers serve the SG11 area (East Hertfordshire) over the Openreach and (where present) CityFibre or Virgin Media networks. Connection Technologies arranges business broadband, full-fibre (FTTP) and leased lines across the area — request a quote to compare options for your postcode.

Broadband availability data © 2026 Ofcom (Connected Nations), licensed under the Open Government Licence v3.0. Figures are area averages and predictions; availability at an individual address may differ — always confirm with a postcode-level check.