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CB11 postcode

Broadband in CB11 4NE

Elmdon, Uttlesford

Superfast broadband covers 100% of premises here.

Best speed~30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 6 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

~30 Mbps

Reviewed by Rex BlackwellData last verified: 6 March 2026

Speed Calculator

Adjust the options below to see how much broadband speed your household needs.

2
18

HD uses ~5 Mbps per person. 4K uses ~25 Mbps.

Each person on calls needs around 10 Mbps.

Competitive gaming needs low latency as much as raw speed.

Cameras, thermostats, speakers and similar devices each use a few Mbps.

Estimated speed needed14 Mbps

The best available speed at CB11 4NE is ~30 Mbps. That covers your 14 Mbps estimate.

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Speed Test

Check your current download speed and see how it compares to what is available at CB11 4NE.

The test downloads a 2 MB file from our server and measures how long it takes.

This test measures download speed only. Results vary depending on network conditions.

Broadband availability

Source: Ofcom Connected Nations 2025 (Jul 2025)

TechnologyAvailableCoverageTypical Speed
Standard (ADSL)100%
100%
10-20 Mbps
Superfast (30+ Mbps)100%
100%
30-80 Mbps
Ultrafast (100+ Mbps)0%
0%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at CB11 4NE

100%
30–300 Mbps (100%)

Source: Ofcom Connected Nations 2025

Mobile coverage

4G & 5G coverage · Ofcom Connected Nations 2025

4G Outdoor

95%

4G Indoor

85%

5G Outdoor

%

Networks with 4G

EEO2ThreeVodafone
Ofcom Connected Nations 2025

Schools nearby

Nearest schools within 5 miles · Ofsted ratings as at Jan 2026

Schools data is currently unavailable.

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Flood risk

🟠

Flood risk: Medium

This postcode is in undefined — medium risk of flooding from rivers and sea.

Flood Zone

Risk Level

Medium

Environment Agency

Air quality

Particulate matter & nitrogen dioxide levels

air quality

Air quality data not available.

PM2.5 (fine particles) μg/m³

WHO guideline: 15 μg/m³

PM10 (coarse particles) μg/m³

WHO guideline: 45 μg/m³

NO₂ (nitrogen dioxide) μg/m³

WHO guideline: 25 μg/m³

DEFRA UK-AIR · Guidelines: WHO 2021

Transport links

Nearest train stations and towns

Nearest train stations

No train stations found within 15 miles

Network Rail / National Rail · Straight-line distances

Council tax bands

Band distribution for Uttlesford

Most common: Band

A
5%£1,381
B
10%£1,611
C
20%£1,841
D
25%£2,071
E
20%£2,531
F
10%£2,991
G
8%£3,452
H
2%£4,142

Annual council tax estimates for , 2024/25

VOA (Valuation Office Agency)

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Living near CB11 4NE

This is the area guide for CB11 4NE, located in Elmdon (Uttlesford). It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.

100% of premises at CB11 4NE can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark.

The speed distribution at CB11 4NE tells a more detailed story than headline figures alone. 100% of connections fall in the 30 to 300 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.

What do the broadband speeds at CB11 4NE mean in practice? Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

FWA broadband has not reached CB11 4NE yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

0% of premises at CB11 4NE fall below the Universal Service Obligation of 10 Mbps. Every property here meets the minimum standard. That is not the case everywhere. Next-generation access (NGA) reaches 100% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at CB11 4NE is rated Medium. Check Environment Agency flood maps for detailed information. Specialist flood insurance may be needed.

The three most common bands are D (25%), C (20%), E (20%). Band D corresponds to 1991 property values of £68,001 to £88,000. Current values are typically much higher. The spread across mid-range bands suggests a varied housing stock.

Outdoor 4G mobile signal at CB11 4NE is available across 95% of the area. Indoor 4G drops to 85%. Some signal loss indoors is normal. Most calls and data should still work inside. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.

Suitability scores for CB11 4NE: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

CB11 4NE falls within the Uttlesford local authority area. The immediate area is Elmdon, a distinct community within the wider district. The CB11 postcode area contains 514 postcodes on this site. Superfast broadband across CB11 ranges from 0% to 100%. CB11 4NE is above the area average of 93%.

How does CB11 4NE compare to its neighbours? CB11 4NQ (0.06 miles, elmdon) has 100% superfast coverage and 0% gigabit. Coverage is broadly similar across these neighbouring postcodes.

Broadband availability varies by provider and by property. At CB11 4NE, check individual coverage tools from BT, Sky, Virgin Media, and local operators. If fibre is unavailable, consider 4G home broadband or satellite as alternatives. Speeds may still be adequate for most uses. Compare contract lengths, total costs over the term, and exit fees. The cheapest monthly rate is not always the best deal.

Every part of Elmdon has its own feel. This data gives you the factual starting point. A visit fills in the rest.

What does all of this mean for someone considering CB11 4NE? Connectivity at CB11 4NE is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Uttlesford as a local authority area has its own planning priorities, council services, and infrastructure investment plans. Check the council website for the latest. The data covers what can be measured. Elmdon has its own character that numbers alone cannot capture. Use these figures as a filter, then visit to get the full picture.

Data sources include Ofcom (broadband and mobile), Land Registry (house prices), Police.uk (crime), Ofsted (schools), Environment Agency (flood risk), and Open-Meteo (air quality). Council tax data comes from the Valuation Office Agency. EPC data is from DLUHC. Transport data uses NaPTAN. Speed distribution figures are from Ofcom Connected Nations. All figures are the latest available at the time of writing.

Before making a decision about CB11 4NE, visit in person. Check the commute at rush hour. Try the mobile signal indoors. Look at local shops and green spaces. Ask about broadband reliability, not just speed. Data sets the scene, but real life fills in the gaps.

That is the full data picture for CB11 4NE in Elmdon. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. Check back periodically as data is refreshed with new releases.

More local data is being added for this postcode

This page already has postcode-specific content, and more data-backed sections will appear as the remaining local datasets finish processing.

Frequently asked questions about CB11 4NE

What are the broadband speeds available at CB11 4NE?

Superfast broadband (30 Mbps+) is available to 100% of premises at CB11 4NE.

What is the average house price near CB11 4NE?

No recent house price data is available for CB11 4NE.

What is the flood risk for properties at CB11 4NE?

CB11 4NE has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the CB11 4NE area?

School data for CB11 4NE is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CB11 4NE compare to other areas?

Crime data for this area is being updated.

How suitable is CB11 4NE for remote working?

CB11 4NE scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CB11 4NE?

4G outdoor coverage at CB11 4NE is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near CB11 4NE?

EPC data for CB11 4NE is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CB11 4NE?

Council tax band information for CB11 4NE is being updated.

How accessible are GP surgeries near CB11 4NE?

GP surgery data for CB11 4NE is being updated. Check NHS.uk for the latest.

What transport links are available near CB11 4NE?

Transport data for CB11 4NE is being updated.

Is CB11 4NE a suitable area for families?

CB11 4NE scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CB11 4NE?

Air quality data for CB11 4NE is being updated.

How far is the nearest EV charging point from CB11 4NE?

EV charging data for CB11 4NE is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CB11 4NE?

Full fibre availability at CB11 4NE is being updated. Check Openreach for the latest rollout status.

Area suitability scores

CB11 4NE

Remote Worker

55

Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.

Family

50

Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.

Value for Money

50

Based on broadband quality relative to average house price in the area.

Map

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Area info

Parish

Elmdon

District

Uttlesford

Region

Constituency

LSOA

E01022098

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