LL54 postcode
Broadband in LL54 6DH
Llanllyfni, Gwynedd
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 26 March 2026
Flood Risk
Low
Fibre (FTTP)
No
Best speed
Gigabit (1Gbps+)
Speed Calculator
Adjust the options below to see how much broadband speed your household needs.
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.
Gigabit broadband (Gigabit (1Gbps+)) is available at LL54 6DH. That covers your 14 Mbps needs with room to spare.
Speed Test
Check your current download speed and see how it compares to what is available at LL54 6DH.
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)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 93% | 93% | 10-20 Mbps |
| Superfast (30+ Mbps) | 93% | 93% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 71% | 71% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 71% | 71% | 900-1,000 Mbps |
Speed Distribution at LL54 6DH
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
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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
Air quality
Particulate matter & nitrogen dioxide levels
air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
Council tax bands
Band distribution for Gwynedd
Most common: Band
Annual council tax estimates for , 2024/25
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Check Deals →Living near LL54 6DH
LL54 6DH sits in Llanllyfni, part of Gwynedd. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources.
Superfast broadband (30 Mbps+) coverage at LL54 6DH is available to most premises at 92.9%. Ultrafast (100 Mbps+) reaches 71.4% of properties. Gigabit-capable connections cover 71.4% of premises.
Next-generation access (NGA) reaches 92.9% of the area. 71.4% of connections can achieve 300 Mbps or faster.
Flood risk at LL54 6DH is rated Low. Minor precautions may be worth considering.
Coverage data includes EE,O2,Three,Vodafone.
Suitability scores for LL54 6DH: remote working 50/100, family 50/100, value 50/100. Remote workers may want to check actual speeds before committing.
Broadband availability varies by provider. Check coverage tools from BT, Virgin Media, and local operators. Compare contract lengths and total costs, not just headline speeds.
Llanllyfni offers a mix of local amenities and residential properties. The character of the area is best judged by visiting in person.
Data sources include Ofcom (broadband), 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. All figures are the latest available at the time of writing.
Data is a starting point. Walk the streets at different times. Test your mobile signal. Check parking, noise, and the feel of the area. Some things only a visit can reveal.
This covers the key data for LL54 6DH. Broadband, property, schools, safety, and local services all in one place. Check back periodically as data updates. For area-wide trends, see the Llanllyfni district page.
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 LL54 6DH
What are the broadband speeds available at LL54 6DH?
Superfast broadband (30 Mbps+) is available to 92.9% of premises at LL54 6DH. Ultrafast coverage is at 71.4%.
What is the average house price near LL54 6DH?
No recent house price data is available for LL54 6DH.
What is the flood risk for properties at LL54 6DH?
LL54 6DH has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the LL54 6DH area?
School data for LL54 6DH is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in LL54 6DH compare to other areas?
Crime data for this area is being updated.
How suitable is LL54 6DH for remote working?
LL54 6DH scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at LL54 6DH?
Mobile coverage data for LL54 6DH is being updated. Check Ofcom coverage maps for the latest.
What is the most common energy efficiency rating near LL54 6DH?
EPC data for LL54 6DH is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at LL54 6DH?
Council tax band information for LL54 6DH is being updated.
How accessible are GP surgeries near LL54 6DH?
GP surgery data for LL54 6DH is being updated. Check NHS.uk for the latest.
What transport links are available near LL54 6DH?
Transport data for LL54 6DH is being updated.
Is LL54 6DH a suitable area for families?
LL54 6DH scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at LL54 6DH?
Air quality data for LL54 6DH is being updated.
How far is the nearest EV charging point from LL54 6DH?
EV charging data for LL54 6DH is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at LL54 6DH?
Ultrafast broadband (100 Mbps+) reaches 71.4% of premises. Full fibre status may vary by provider. Check Openreach and local operators for FTTP availability.
Area suitability scores
LL54 6DHRemote Worker
50Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
50Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
Area info
Parish
Llanllyfni
District
Gwynedd
Region
Constituency
LSOA
W01000086
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