LL54 postcode
Broadband in LL54 5SJ
Llandwrog, Gwynedd
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 10 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 5SJ. 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 5SJ.
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) | 100% | 100% | 10-20 Mbps |
| Superfast (30+ Mbps) | 100% | 100% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 100% | 100% | 100-300 Mbps |
| Full Fibre (FTTP) | 0% | 0% | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at LL54 5SJ
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 5SJ
Looking at LL54 5SJ in Llandwrog? Here is what the data says. From broadband coverage to crime rates, this is the full picture. All numbers are from official sources.
100% of premises at LL54 5SJ can access superfast broadband. Ultrafast (100 Mbps+) reaches 100% of properties. Gigabit-capable connections cover 100% of premises.
Next-generation access (NGA) reaches 100% of the area. 100% of connections can achieve 300 Mbps or faster.
Flood risk at LL54 5SJ is rated Low. Minor precautions may be worth considering.
Coverage data includes EE,O2,Three,Vodafone.
Suitability scores for LL54 5SJ: remote working 55/100, family 50/100, value 50/100. Remote workers may want to check actual speeds before committing.
When choosing a broadband provider at LL54 5SJ, check what technology reaches your specific address. Compare contract lengths and total costs, not just headline speeds.
Llandwrog 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.
Numbers tell part of the story. Visit at different times of day. Talk to neighbours. Check mobile signal indoors. Walk the route to the nearest school or station. These things do not show up in data.
That is the full data picture for LL54 5SJ in Llandwrog. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. If you are comparing areas, check the district hub page for wider context.
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 5SJ
What are the broadband speeds available at LL54 5SJ?
Superfast broadband (30 Mbps+) is available to 100% of premises at LL54 5SJ. Ultrafast coverage is at 100%.
What is the average house price near LL54 5SJ?
No recent house price data is available for LL54 5SJ.
What is the flood risk for properties at LL54 5SJ?
LL54 5SJ has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the LL54 5SJ area?
School data for LL54 5SJ is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in LL54 5SJ compare to other areas?
Crime data for this area is being updated.
How suitable is LL54 5SJ for remote working?
LL54 5SJ scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at LL54 5SJ?
Mobile coverage data for LL54 5SJ is being updated. Check Ofcom coverage maps for the latest.
What is the most common energy efficiency rating near LL54 5SJ?
EPC data for LL54 5SJ is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at LL54 5SJ?
Council tax band information for LL54 5SJ is being updated.
How accessible are GP surgeries near LL54 5SJ?
GP surgery data for LL54 5SJ is being updated. Check NHS.uk for the latest.
What transport links are available near LL54 5SJ?
Transport data for LL54 5SJ is being updated.
Is LL54 5SJ a suitable area for families?
LL54 5SJ scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at LL54 5SJ?
Air quality data for LL54 5SJ is being updated.
How far is the nearest EV charging point from LL54 5SJ?
EV charging data for LL54 5SJ is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at LL54 5SJ?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Full fibre status may vary by provider. Check Openreach and local operators for FTTP availability.
Area suitability scores
LL54 5SJRemote Worker
55Based 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
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Area info
Parish
Llandwrog
District
Gwynedd
Region
Constituency
LSOA
W01000073
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