CB21 postcode
Broadband in CB21 6AL
Great Abington, South Cambridgeshire
Standard broadband is the main option at this postcode.
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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 6AL yet.
Speed Test
Check your current download speed and see how it compares to what is available at CB21 6AL.
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 CB21 6AL
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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What's CB21 6AL actually like? We checked Great Abington's data across 15+ categories. Broadband speeds and real-world performance. House prices and recent sales. Crime rates and categories. Schools, flood risk, air quality, GP access, and transport links. Everything below comes from official public data. Updated regularly. Specific to this postcode wherever possible.
Broadband at CB21 6AL is below average. Superfast covers just 0% of premises. The UK average sits at 93%. Big gap here. Video calls may drop. Streaming will buffer. Check if 4G or 5G home broadband is an option. Some providers offer mobile broadband alternatives. No gigabit connections available yet. Top speeds listed as unknown.
Next-gen fibre infrastructure covers 50% of premises.
Limited house price data for CB21 6AL. Few residential sales on record here. Could be a commercial area, new development, or rental-heavy. Land Registry only records completed sales. Rentals and new-builds under shared ownership may not appear. Check Rightmove or Zoopla for current asking prices. Talk to local estate agents for a ground-level view.
No public EV chargers recorded nearby. Home charging would be the main option. Check Zap-Map for the latest charger locations.
A note on broadband providers. Ofcom data shows what's available. Not which provider to pick. Actual speeds depend on your line, your router, and your provider. Check BT, Sky, Virgin Media, and local FTTP operators. Compare deals at broadbandcompareuk.com or uSwitch. Contract lengths vary. 18 months is standard. Some offer 12. Ask about setup fees. They range from free to £50+. Run a speed test after installation. If speeds don't match what you're paying for, complain.
Transparency matters. Broadband data: Ofcom Connected Nations 2025. House prices: Land Registry. Crime: Police.uk. Demographics: ONS Census 2021. Flood risk: Environment Agency. Speed tests: Ookla Open Data Q4 2025. Cell towers: OpenStreetMap. All free, all public.
Research is one thing. Being there is another. Walk around CB21 6AL at different times of day. Check if the streets feel safe after dark. Look at how well homes are maintained. Visit the nearest park or green space. These things don't show up in statistics.
CB21 6AL has its strengths and weak spots like anywhere. Use the data above as your starting point. Check providers and schools directly. Visit the area on a weekday and a weekend. Numbers only tell part of the story. The feel of a place matters too. We update these figures regularly as new data is released.
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 6AL
What broadband speeds are available at CB21 6AL?
0% of premises can get superfast broadband here. Top listed speed is availability varies by address.
Can I get gigabit broadband at CB21 6AL?
0% of premises here can get gigabit-capable broadband.
What are house prices like near CB21 6AL?
Recent sale data is limited around CB21 6AL, which often happens in mixed-use or low-turnover areas.
What schools are near CB21 6AL?
School data is not loaded for this postcode yet.
What is the flood risk at CB21 6AL?
CB21 6AL is marked as Medium flood risk in the current dataset.
How is air quality around CB21 6AL?
Air quality data is not loaded for this postcode yet.
Are there GP surgeries near CB21 6AL?
GP access data for this postcode is not loaded yet.
What transport links does CB21 6AL have?
Transport station data is not loaded for this postcode yet.
Is there mobile coverage at CB21 6AL?
Outdoor 4G coverage is listed at 95% and 5G at undefined% for the wider area.
Can I charge an EV near CB21 6AL?
EV charging data is not loaded for this postcode yet.
What council tax band is common near CB21 6AL?
Council tax distribution is not loaded for this postcode yet.
What makes CB21 6AL different from nearby areas?
CB21 6AL has its own mix of broadband coverage, local services, prices, and environmental signals. That is why postcode-level pages are more useful than generic town guides.
Should I compare CB21 6AL with nearby postcodes?
Yes. Small postcode changes can mean different prices, flood signals, and service access.
Is CB21 6AL worth checking in person?
Yes. The numbers narrow the shortlist, but walking the street still tells you things no dataset can.
How current is the data for CB21 6AL?
This page uses official datasets that update on different cycles, so it is best used as a strong screening tool.
Map
Area info
Parish
Great Abington
District
South Cambridgeshire
Region
Constituency
LSOA
E01018288
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