CB11 postcode
Broadband in CB11 4RR
Clavering, Uttlesford
Standard broadband is the main option at this postcode.
Compare Broadband Deals →Free, independent comparison · Ofcom verified data · Updated 16 March 2026
Flood Risk
Medium
Fibre (FTTP)
No
Best speed
Data pending
Speed Calculator
Adjust the options below to see how much broadband speed your household needs.
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.
Your household needs approximately 14 Mbps. We don't have speed data for CB11 4RR yet.
Speed Test
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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)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 0% | 0% | 10-20 Mbps |
| Superfast (30+ Mbps) | 0% | 0% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 0% | 0% | 100-300 Mbps |
| Full Fibre (FTTP) | 0% | 0% | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at CB11 4RR
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
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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
Air quality
Particulate matter & nitrogen dioxide levels
air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
Council tax bands
Band distribution for Uttlesford
Most common: Band
Annual council tax estimates for , 2024/25
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CB11 4RR sits in Clavering, part of Uttlesford. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources. Use it alongside your own research when comparing areas.
Superfast broadband (30 Mbps+) coverage at CB11 4RR stands at 0%. That is below the UK average of 93%.
The speed distribution at CB11 4RR tells a more detailed story than headline figures alone. 100% of connections fall in the 10 to 30 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.
Translating the numbers at CB11 4RR into daily use gives a clearer picture. With no superfast coverage, streaming is limited. Standard definition video may work, but HD and 4K are unlikely to run smoothly. Downloading large files will take significantly longer than average. Limited superfast coverage means remote workers should test their connection carefully. Video calls may drop or pixelate. A mobile hotspot can serve as a backup.
Fixed Wireless Access is not currently available at CB11 4RR. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.
0% of premises at CB11 4RR 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 0% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at CB11 4RR 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.
4G outdoor coverage at CB11 4RR reaches 95%. 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 4RR: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for CB11 4RR is Uttlesford. The immediate area is Clavering, 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%.
How does CB11 4RR compare to its neighbours? CB11 4RP (0.05 miles, clavering) has 0% superfast coverage and 0% gigabit.
Not every property at CB11 4RR gets the same speeds. Run a postcode check with each provider before signing up. Headline speeds are not guarantees. 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.
Clavering offers a mix of residential properties and local amenities. The character of any area is best judged in person.
Pulling the data together for CB11 4RR, here is what stands out. Broadband is the main concern at CB11 4RR. With no superfast coverage, check what alternatives exist before committing. 4G home broadband, satellite, or community fibre schemes may fill the gap. 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. Clavering 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.
Data is a starting point for Clavering. Walk the streets at different times. Test your mobile signal. Check parking, noise levels, and the feel of the neighbourhood. Run a speed test on the actual connection. Some things only a visit can reveal.
This covers the key data for CB11 4RR. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Clavering hub page. Bookmark this page and check back as new data arrives.
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 4RR
What are the broadband speeds available at CB11 4RR?
Broadband is available at CB11 4RR. Contact local providers for specific speed information.
What is the average house price near CB11 4RR?
No recent house price data is available for CB11 4RR.
What is the flood risk for properties at CB11 4RR?
CB11 4RR has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the CB11 4RR area?
School data for CB11 4RR is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in CB11 4RR compare to other areas?
Crime data for this area is being updated.
How suitable is CB11 4RR for remote working?
CB11 4RR scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at CB11 4RR?
4G outdoor coverage at CB11 4RR is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near CB11 4RR?
EPC data for CB11 4RR is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at CB11 4RR?
Council tax band information for CB11 4RR is being updated.
How accessible are GP surgeries near CB11 4RR?
GP surgery data for CB11 4RR is being updated. Check NHS.uk for the latest.
What transport links are available near CB11 4RR?
Transport data for CB11 4RR is being updated.
Is CB11 4RR a suitable area for families?
CB11 4RR scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at CB11 4RR?
Air quality data for CB11 4RR is being updated.
How far is the nearest EV charging point from CB11 4RR?
EV charging data for CB11 4RR is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at CB11 4RR?
Full fibre availability at CB11 4RR is being updated. Check Openreach for the latest rollout status.
Area suitability scores
CB11 4RRRemote Worker
50Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
50Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
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Area info
Parish
Clavering
District
Uttlesford
Region
Constituency
LSOA
E01022061
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