CB7 postcode

Broadband in CB7 5SB

Isleham, East Cambridgeshire

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 4 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Arthur TuringData last verified: 4 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

Gigabit broadband (Gigabit (1Gbps+)) is available at CB7 5SB. That covers your 14 Mbps needs with room to spare.

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Speed Test

Check your current download speed and see how it compares to what is available at CB7 5SB.

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)94%
94%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit94%
94%
900-1,000 Mbps

Speed Distribution at CB7 5SB

30–300 Mbps (6%)
300+ Mbps (94%)

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 East Cambridgeshire

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 CB7 5SB

Isleham is home to CB7 5SB. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and local services all follow. The numbers speak for themselves.

100% of premises at CB7 5SB can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. Ultrafast broadband (100 Mbps+) reaches 94.4% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 94.4% of premises. Most homes can access gigabit speeds if they choose to.

The speed distribution at CB7 5SB tells a more detailed story than headline figures alone. 5.6% of connections fall in the 30 to 300 Mbps range. 94.4% 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.

What do the broadband speeds at CB7 5SB mean in practice? Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

Fixed Wireless Access is not currently available at CB7 5SB. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at CB7 5SB 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 CB7 5SB 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 CB7 5SB 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 CB7 5SB: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for CB7 5SB is East Cambridgeshire. The immediate area is Isleham, a distinct community within the wider district. The CB7 postcode area contains 682 postcodes on this site. Superfast broadband across CB7 ranges from 0% to 100%. CB7 5SB is above the area average of 93%.

How does CB7 5SB compare to its neighbours? CB7 5SD (0.02 miles, isleham) has 100% superfast coverage and 86.8% gigabit. CB7 5QW (0.05 miles, isleham) has 100% superfast coverage and 0% gigabit. CB7 5TE (0.06 miles, isleham) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.

Broadband availability varies by provider and by property. At CB7 5SB, 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.

Isleham offers a mix of residential properties and local amenities. The character of any area is best judged in person.

What does all of this mean for someone considering CB7 5SB? Connectivity at CB7 5SB is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. East 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. Isleham 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 CB7 5SB, 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 CB7 5SB in Isleham. 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 CB7 5SB

What are the broadband speeds available at CB7 5SB?

Superfast broadband (30 Mbps+) is available to 100% of premises at CB7 5SB. Ultrafast coverage is at 94.4%.

What is the average house price near CB7 5SB?

No recent house price data is available for CB7 5SB.

What is the flood risk for properties at CB7 5SB?

CB7 5SB has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the CB7 5SB area?

School data for CB7 5SB is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CB7 5SB compare to other areas?

Crime data for this area is being updated.

How suitable is CB7 5SB for remote working?

CB7 5SB scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CB7 5SB?

4G outdoor coverage at CB7 5SB is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near CB7 5SB?

EPC data for CB7 5SB is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CB7 5SB?

Council tax band information for CB7 5SB is being updated.

How accessible are GP surgeries near CB7 5SB?

GP surgery data for CB7 5SB is being updated. Check NHS.uk for the latest.

What transport links are available near CB7 5SB?

Transport data for CB7 5SB is being updated.

Is CB7 5SB a suitable area for families?

CB7 5SB scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CB7 5SB?

Air quality data for CB7 5SB is being updated.

How far is the nearest EV charging point from CB7 5SB?

EV charging data for CB7 5SB is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CB7 5SB?

Ultrafast broadband (100 Mbps+) reaches 94.4% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

CB7 5SB

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

Area info

Parish

Isleham

District

East Cambridgeshire

Region

Constituency

LSOA

E01018040

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