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CB3 postcode

Broadband in CB3 0BL

Cambridge, Cambridge

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 11 March 2026

Flood Risk

High

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Sage MitchellData last verified: 11 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 CB3 0BL. 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 CB3 0BL.

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)92%
92%
10-20 Mbps
Superfast (30+ Mbps)92%
92%
30-80 Mbps
Ultrafast (100+ Mbps)92%
92%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit92%
92%
900-1,000 Mbps

Speed Distribution at CB3 0BL

10–30 Mbps (8%)
300+ Mbps (92%)

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: High

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

Flood Zone

Risk Level

High

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 Cambridge

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 CB3 0BL

CB3 0BL sits in Cambridge. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources. Use it alongside your own research when comparing areas.

Superfast coverage here stands at 91.7%. Nationally, 93% of UK premises have access. Most properties here can get a decent connection. Ultrafast broadband (100 Mbps+) reaches 91.7% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 91.7% of premises. Most homes can access gigabit speeds if they choose to.

Looking at the full speed profile for CB3 0BL gives a better picture of what to expect. 8.3% of connections fall in the 10 to 30 Mbps range. 91.7% 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.

Here is how the broadband at CB3 0BL maps against common household needs. 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 CB3 0BL. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at CB3 0BL 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 91.7% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at CB3 0BL is rated High. 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 CB3 0BL 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 CB3 0BL: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for CB3 0BL is Cambridge. The CB3 postcode area contains 378 postcodes on this site. Superfast broadband across CB3 ranges from 0% to 100%. CB3 0BL is below the area average of 98%.

How does CB3 0BL compare to its neighbours? CB3 0BZ (0.02 miles, cambridge-unparished-area) has 100% superfast coverage and 100% gigabit. CB3 0BS (0.04 miles, cambridge-unparished-area) has 100% superfast coverage and 100% gigabit. CB3 0BW (0.04 miles, cambridge-unparished-area) has 100% superfast coverage and 100% gigabit. CB3 0BN (0.05 miles, cambridge-unparished-area) has 50% superfast coverage and 50% gigabit. Coverage is broadly similar across these neighbouring postcodes.

Not every property at CB3 0BL gets the same speeds. Run a postcode check with each provider before signing up. Headline speeds are not guarantees. 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 Cambridge has its own feel. This data gives you the factual starting point. A visit fills in the rest.

What does all of this mean for someone considering CB3 0BL? Connectivity at CB3 0BL is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Cambridge 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. Cambridge 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 Cambridge. 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.

CB3 0BL in Cambridge: 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 CB3 0BL

What are the broadband speeds available at CB3 0BL?

Superfast broadband (30 Mbps+) is available to 91.7% of premises at CB3 0BL. Ultrafast coverage is at 91.7%.

What is the average house price near CB3 0BL?

No recent house price data is available for CB3 0BL.

What is the flood risk for properties at CB3 0BL?

CB3 0BL has a High flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the CB3 0BL area?

School data for CB3 0BL is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CB3 0BL compare to other areas?

Crime data for this area is being updated.

How suitable is CB3 0BL for remote working?

CB3 0BL scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CB3 0BL?

4G outdoor coverage at CB3 0BL is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near CB3 0BL?

EPC data for CB3 0BL is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CB3 0BL?

Council tax band information for CB3 0BL is being updated.

How accessible are GP surgeries near CB3 0BL?

GP surgery data for CB3 0BL is being updated. Check NHS.uk for the latest.

What transport links are available near CB3 0BL?

Transport data for CB3 0BL is being updated.

Is CB3 0BL a suitable area for families?

CB3 0BL scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CB3 0BL?

Air quality data for CB3 0BL is being updated.

How far is the nearest EV charging point from CB3 0BL?

EV charging data for CB3 0BL is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CB3 0BL?

Ultrafast broadband (100 Mbps+) reaches 91.7% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

CB3 0BL

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

Cambridge

District

Cambridge

Region

Constituency

LSOA

E01035514

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