CM6 postcode
Broadband in CM6 4AR
Great Dunmow, Uttlesford
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 28 March 2026
Flood Risk
Medium
Fibre (FTTP)
No
Best speed
Gigabit (1Gbps+)
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.
Gigabit broadband (Gigabit (1Gbps+)) is available at CM6 4AR. That covers your 14 Mbps needs with room to spare.
Speed Test
Check your current download speed and see how it compares to what is available at CM6 4AR.
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) | 100% | 100% | 10-20 Mbps |
| Superfast (30+ Mbps) | 100% | 100% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 100% | 100% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at CM6 4AR
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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Looking at CM6 4AR in Great Dunmow? Here is what the data says. From broadband coverage to crime rates, this is the full picture. All numbers are from official sources. The guide is updated as new data becomes available.
Superfast coverage here stands at 100%. Nationally, 93% of UK premises have access. Coverage at this postcode is strong. Ultrafast broadband (100 Mbps+) reaches 100% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 100% of premises. Most homes can access gigabit speeds if they choose to.
Looking at the full speed profile for CM6 4AR gives a better picture of what to expect. 100% of connections fall in the 300 Mbps or faster range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls. Over half of connections exceed 300 Mbps. That supports multiple 4K streams, large file transfers, and cloud gaming without issue.
Translating the numbers at CM6 4AR into daily use gives a clearer picture. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.
FWA broadband has not reached CM6 4AR yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
0% of premises at CM6 4AR 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 CM6 4AR 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 CM6 4AR 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 CM6 4AR: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for CM6 4AR is Uttlesford. The immediate area is Great Dunmow, a distinct community within the wider district. The CM6 postcode area contains 907 postcodes on this site. Superfast broadband across CM6 ranges from 0% to 100%. CM6 4AR is close to the area average of 95%.
How does CM6 4AR compare to its neighbours? CM6 4AQ (0.02 miles, great-dunmow) has 100% superfast coverage and 100% gigabit. CM6 4AS (0.04 miles, great-dunmow) has 100% superfast coverage and 100% gigabit. CM6 4AN (0.04 miles, great-dunmow) has 100% superfast coverage and 100% gigabit. CM6 4AP (0.06 miles, great-dunmow) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.
Broadband availability varies by provider and by property. At CM6 4AR, 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.
Life in Great Dunmow depends on what matters to you. Broadband, transport, and local services vary by street.
Looking at the overall picture for CM6 4AR, a few things are worth highlighting. Connectivity at CM6 4AR 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. Great Dunmow 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 Great Dunmow. 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 CM6 4AR. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Great Dunmow 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 CM6 4AR
What are the broadband speeds available at CM6 4AR?
Superfast broadband (30 Mbps+) is available to 100% of premises at CM6 4AR. Ultrafast coverage is at 100%.
What is the average house price near CM6 4AR?
No recent house price data is available for CM6 4AR.
What is the flood risk for properties at CM6 4AR?
CM6 4AR has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the CM6 4AR area?
School data for CM6 4AR is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in CM6 4AR compare to other areas?
Crime data for this area is being updated.
How suitable is CM6 4AR for remote working?
CM6 4AR scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at CM6 4AR?
4G outdoor coverage at CM6 4AR is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near CM6 4AR?
EPC data for CM6 4AR is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at CM6 4AR?
Council tax band information for CM6 4AR is being updated.
How accessible are GP surgeries near CM6 4AR?
GP surgery data for CM6 4AR is being updated. Check NHS.uk for the latest.
What transport links are available near CM6 4AR?
Transport data for CM6 4AR is being updated.
Is CM6 4AR a suitable area for families?
CM6 4AR scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at CM6 4AR?
Air quality data for CM6 4AR is being updated.
How far is the nearest EV charging point from CM6 4AR?
EV charging data for CM6 4AR is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at CM6 4AR?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
CM6 4ARRemote Worker
55Based 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
Area info
Parish
Great Dunmow
District
Uttlesford
Region
Constituency
LSOA
E01022068
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