CF5 postcode

Broadband in CF5 6EF

St. Fagans, Cardiff

Superfast broadband covers 100% of premises here.

Best speed~30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 27 March 2026

Flood Risk

Data pending

Fibre (FTTP)

No

Best speed

~30 Mbps

Reviewed by Sage MitchellData last verified: 27 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 CF5 6EF 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 CF5 6EF.

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)0%
0%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at CF5 6EF

100%
30–300 Mbps (100%)

Source: Ofcom Connected Nations 2025

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Living near CF5 6EF

This is the area guide for CF5 6EF, located in St. Fagans (Cardiff). It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.

Superfast broadband (30 Mbps+) coverage at CF5 6EF stands at 100%. That is above the UK average of 93%.

Looking at the full speed profile for CF5 6EF gives a better picture of what to expect. 100% 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 CF5 6EF 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.

4.7% of properties at CF5 6EF can get Fixed Wireless Access broadband. This can be a useful alternative where fibre rollout is incomplete. FWA is an option for some properties. Check individual provider coverage before committing.

The USO guarantees every UK home at least 10 Mbps. At CF5 6EF, 0% of properties do not meet this threshold. 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.

Suitability scores for CF5 6EF: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for CF5 6EF is Cardiff. The immediate area is St. Fagans, a distinct community within the wider district. The CF5 postcode area contains 1424 postcodes on this site. Superfast broadband across CF5 ranges from 0% to 100%. CF5 6EF is close to the area average of 99%.

When choosing a broadband provider at CF5 6EF, 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.

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

Pulling the data together for CF5 6EF, here is what stands out. Connectivity at CF5 6EF is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Cardiff 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. St. Fagans 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.

Numbers tell part of the story for CF5 6EF. Visit at different times of day. Talk to neighbours. Check mobile signal indoors. Walk the route to the nearest school or station. Test the broadband speed from inside the property. These things do not show up in data.

CF5 6EF in St. Fagans: 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 CF5 6EF

What are the broadband speeds available at CF5 6EF?

Superfast broadband (30 Mbps+) is available to 100% of premises at CF5 6EF.

What is the average house price near CF5 6EF?

No recent house price data is available for CF5 6EF.

What schools are nearby in the CF5 6EF area?

School data for CF5 6EF is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CF5 6EF compare to other areas?

Crime data for this area is being updated.

How suitable is CF5 6EF for remote working?

CF5 6EF scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CF5 6EF?

Mobile coverage data for CF5 6EF is being updated. Check Ofcom coverage maps for the latest.

What is the most common energy efficiency rating near CF5 6EF?

EPC data for CF5 6EF is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CF5 6EF?

Council tax band information for CF5 6EF is being updated.

How accessible are GP surgeries near CF5 6EF?

GP surgery data for CF5 6EF is being updated. Check NHS.uk for the latest.

What transport links are available near CF5 6EF?

Transport data for CF5 6EF is being updated.

Is CF5 6EF a suitable area for families?

CF5 6EF scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CF5 6EF?

Air quality data for CF5 6EF is being updated.

How far is the nearest EV charging point from CF5 6EF?

EV charging data for CF5 6EF is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CF5 6EF?

Full fibre availability at CF5 6EF is being updated. Check Openreach for the latest rollout status.

Area suitability scores

CF5 6EF

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

St. Fagans

District

Cardiff

Region

Constituency

LSOA

W01001729

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