CB5 postcode

Broadband in CB5 8BX

Fen Ditton, South Cambridgeshire

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 23 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Arthur TuringData last verified: 23 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 CB5 8BX. 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 CB5 8BX.

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)98%
98%
10-20 Mbps
Superfast (30+ Mbps)98%
98%
30-80 Mbps
Ultrafast (100+ Mbps)98%
98%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit98%
98%
900-1,000 Mbps

Speed Distribution at CB5 8BX

10–30 Mbps (2%)
300+ Mbps (98%)

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 South 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 CB5 8BX

Fen Ditton is home to CB5 8BX. 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.

98.4% of premises at CB5 8BX can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. Ultrafast broadband (100 Mbps+) reaches 98.4% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 98.4% of premises. Most homes can access gigabit speeds if they choose to.

Looking at the full speed profile for CB5 8BX gives a better picture of what to expect. 1.6% of connections fall in the 10 to 30 Mbps range. 98.4% 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.

Translating the numbers at CB5 8BX 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 CB5 8BX yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

0% of premises at CB5 8BX 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 CB5 8BX 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 CB5 8BX 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 CB5 8BX: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

CB5 8BX falls within the South Cambridgeshire local authority area. The immediate area is Fen Ditton, a distinct community within the wider district. The CB5 postcode area contains 269 postcodes on this site. Superfast broadband across CB5 ranges from 0% to 100%. CB5 8BX is close to the area average of 97%.

How does CB5 8BX compare to its neighbours? CB5 8ES (0.04 miles, fen-ditton) has 100% superfast coverage and 100% gigabit. CB5 8BG (0.06 miles, fen-ditton) has 95.3% superfast coverage and 95.3% gigabit. CB5 8XB (0.06 miles, fen-ditton) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.

When choosing a broadband provider at CB5 8BX, 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.

Fen Ditton 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 CB5 8BX? Connectivity at CB5 8BX is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. 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. Fen Ditton 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 CB5 8BX, 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.

This covers the key data for CB5 8BX. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Fen Ditton 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 CB5 8BX

What are the broadband speeds available at CB5 8BX?

Superfast broadband (30 Mbps+) is available to 98.4% of premises at CB5 8BX. Ultrafast coverage is at 98.4%.

What is the average house price near CB5 8BX?

No recent house price data is available for CB5 8BX.

What is the flood risk for properties at CB5 8BX?

CB5 8BX has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the CB5 8BX area?

School data for CB5 8BX is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CB5 8BX compare to other areas?

Crime data for this area is being updated.

How suitable is CB5 8BX for remote working?

CB5 8BX scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CB5 8BX?

4G outdoor coverage at CB5 8BX is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near CB5 8BX?

EPC data for CB5 8BX is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CB5 8BX?

Council tax band information for CB5 8BX is being updated.

How accessible are GP surgeries near CB5 8BX?

GP surgery data for CB5 8BX is being updated. Check NHS.uk for the latest.

What transport links are available near CB5 8BX?

Transport data for CB5 8BX is being updated.

Is CB5 8BX a suitable area for families?

CB5 8BX scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CB5 8BX?

Air quality data for CB5 8BX is being updated.

How far is the nearest EV charging point from CB5 8BX?

EV charging data for CB5 8BX is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CB5 8BX?

Ultrafast broadband (100 Mbps+) reaches 98.4% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

CB5 8BX

Remote Worker

50

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

Fen Ditton

District

South Cambridgeshire

Region

Constituency

LSOA

E01018297

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