CB6 postcode

Broadband in CB6 3LJ

Stretham, East Cambridgeshire

Superfast broadband covers 33.3% of premises here.

Best speed~30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 12 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

~30 Mbps

Reviewed by Rex BlackwellData last verified: 12 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

The best available speed at CB6 3LJ is ~30 Mbps. That covers your 14 Mbps estimate.

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Speed Test

Check your current download speed and see how it compares to what is available at CB6 3LJ.

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)33%
33%
10-20 Mbps
Superfast (30+ Mbps)33%
33%
30-80 Mbps
Ultrafast (100+ Mbps)0%
0%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at CB6 3LJ

10–30 Mbps (67%)
30–300 Mbps (33%)

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: Low

This postcode is in undefined — low risk of flooding from rivers and sea.

Flood Zone

Risk Level

Low

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 CB6 3LJ

Looking at CB6 3LJ in Stretham? 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 broadband (30 Mbps+) coverage at CB6 3LJ stands at 33.3%. That is below the UK average of 93%.

Looking at the full speed profile for CB6 3LJ gives a better picture of what to expect. 66.7% of connections fall in the 10 to 30 Mbps range. 33.3% of connections fall in the 30 to 300 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.

Translating the numbers at CB6 3LJ into daily use gives a clearer picture. Superfast coverage is limited here. Streaming HD video should work on one device. Multiple simultaneous streams may struggle during peak hours.

Fixed Wireless Access is not currently available at CB6 3LJ. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at CB6 3LJ 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 CB6 3LJ is rated Low. Minor precautions may be worth considering. Check with insurers about any loading on premiums.

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 CB6 3LJ 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. Strong 4G coverage combined with limited fixed broadband means 4G home broadband could be a practical alternative here.

Suitability scores for CB6 3LJ: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

CB6 3LJ falls within the East Cambridgeshire local authority area. The immediate area is Stretham, a distinct community within the wider district. The CB6 postcode area contains 902 postcodes on this site. Superfast broadband across CB6 ranges from 0% to 100%. CB6 3LJ is below the area average of 93%.

Broadband availability varies by provider and by property. At CB6 3LJ, 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.

Every part of Stretham has its own feel. This data gives you the factual starting point. A visit fills in the rest.

Pulling the data together for CB6 3LJ, here is what stands out. 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. Stretham 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 CB6 3LJ, 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.

CB6 3LJ in Stretham: broadband, house prices, crime, schools, and more. All from verified sources. Run a speed test above for a live reading. Compare with nearby postcodes to see how this area stacks up against its neighbours.

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 CB6 3LJ

What are the broadband speeds available at CB6 3LJ?

Superfast broadband (30 Mbps+) is available to 33.3% of premises at CB6 3LJ.

What is the average house price near CB6 3LJ?

No recent house price data is available for CB6 3LJ.

What is the flood risk for properties at CB6 3LJ?

CB6 3LJ has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the CB6 3LJ area?

School data for CB6 3LJ is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CB6 3LJ compare to other areas?

Crime data for this area is being updated.

How suitable is CB6 3LJ for remote working?

CB6 3LJ scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CB6 3LJ?

4G outdoor coverage at CB6 3LJ is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near CB6 3LJ?

EPC data for CB6 3LJ is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CB6 3LJ?

Council tax band information for CB6 3LJ is being updated.

How accessible are GP surgeries near CB6 3LJ?

GP surgery data for CB6 3LJ is being updated. Check NHS.uk for the latest.

What transport links are available near CB6 3LJ?

Transport data for CB6 3LJ is being updated.

Is CB6 3LJ a suitable area for families?

CB6 3LJ scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CB6 3LJ?

Air quality data for CB6 3LJ is being updated.

How far is the nearest EV charging point from CB6 3LJ?

EV charging data for CB6 3LJ is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CB6 3LJ?

Full fibre availability at CB6 3LJ is being updated. Check Openreach for the latest rollout status.

Area suitability scores

CB6 3LJ

Remote Worker

35

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

Stretham

District

East Cambridgeshire

Region

Constituency

LSOA

E01018054

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