CB21 postcode
Broadband in CB21 6GQ
Great Abington, South Cambridgeshire
Standard broadband is the main option at this postcode.
Compare Broadband Deals →Free, independent comparison · Ofcom verified data · Updated 20 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 CB21 6GQ yet.
Speed Test
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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) | N/A | N/A | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at CB21 6GQ
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 South Cambridgeshire
Most common: Band
Annual council tax estimates for , 2024/25
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Check Deals →Living near CB21 6GQ
This is the area guide for CB21 6GQ, located in Great Abington (South Cambridgeshire). It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.
Superfast coverage here stands at 0%. Nationally, 93% of UK premises have access. Some properties may struggle with speed.
Here is how broadband speeds break down across premises at CB21 6GQ. 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.
Here is how the broadband at CB21 6GQ maps against common household needs. 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.
FWA broadband has not reached CB21 6GQ yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
0% of premises at CB21 6GQ 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 CB21 6GQ 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 CB21 6GQ 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 CB21 6GQ: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for CB21 6GQ is South Cambridgeshire. The immediate area is Great Abington, a distinct community within the wider district. The CB21 postcode area contains 434 postcodes on this site. Superfast broadband across CB21 ranges from 0% to 100%.
How does CB21 6GQ compare to its neighbours? CB21 6GP (0 miles, great-abington) has 61.9% superfast coverage and 0% gigabit. CB21 6GH (0.05 miles, great-abington) has 0% superfast coverage and 0% gigabit.
When choosing a broadband provider at CB21 6GQ, check what technology reaches your specific address. Availability varies by street and sometimes by building. 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 Great Abington has its own feel. This data gives you the factual starting point. A visit fills in the rest.
Pulling the data together for CB21 6GQ, here is what stands out. Broadband is the main concern at CB21 6GQ. With no superfast coverage, check what alternatives exist before committing. 4G home broadband, satellite, or community fibre schemes may fill the gap. South Cambridgeshire 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 Abington 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 Abington. 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.
That is the full data picture for CB21 6GQ in Great Abington. 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 CB21 6GQ
What are the broadband speeds available at CB21 6GQ?
Broadband is available at CB21 6GQ. Contact local providers for specific speed information.
What is the average house price near CB21 6GQ?
No recent house price data is available for CB21 6GQ.
What is the flood risk for properties at CB21 6GQ?
CB21 6GQ has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the CB21 6GQ area?
School data for CB21 6GQ is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in CB21 6GQ compare to other areas?
Crime data for this area is being updated.
How suitable is CB21 6GQ for remote working?
CB21 6GQ scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at CB21 6GQ?
4G outdoor coverage at CB21 6GQ is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near CB21 6GQ?
EPC data for CB21 6GQ is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at CB21 6GQ?
Council tax band information for CB21 6GQ is being updated.
How accessible are GP surgeries near CB21 6GQ?
GP surgery data for CB21 6GQ is being updated. Check NHS.uk for the latest.
What transport links are available near CB21 6GQ?
Transport data for CB21 6GQ is being updated.
Is CB21 6GQ a suitable area for families?
CB21 6GQ scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at CB21 6GQ?
Air quality data for CB21 6GQ is being updated.
How far is the nearest EV charging point from CB21 6GQ?
EV charging data for CB21 6GQ is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at CB21 6GQ?
Full fibre availability at CB21 6GQ is being updated. Check Openreach for the latest rollout status.
Area suitability scores
CB21 6GQRemote 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
Great Abington
District
South Cambridgeshire
Region
Constituency
LSOA
E01018288
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