LL57 postcode
Broadband in LL57 4EF
Llanddeiniolen, Gwynedd
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 25 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 LL57 4EF. 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 LL57 4EF.
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) | 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 |
| Gigabit | 92% | 92% | 900-1,000 Mbps |
Speed Distribution at LL57 4EF
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 LL57 4EF
Llanddeiniolen is home to LL57 4EF. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and more follow.
91.7% of premises at LL57 4EF can access superfast broadband. Ultrafast (100 Mbps+) reaches 91.7% of properties. Gigabit-capable connections cover 91.7% of premises.
Next-generation access (NGA) reaches 91.7% of the area. 91.7% of connections can achieve 300 Mbps or faster.
Flood risk at LL57 4EF is rated Low. Minor precautions may be worth considering.
Coverage data includes EE,O2,Three,Vodafone.
Suitability scores for LL57 4EF: remote working 50/100, family 50/100, value 50/100. Remote workers may want to check actual speeds before committing.
When choosing a broadband provider at LL57 4EF, check what technology reaches your specific address. Compare contract lengths and total costs, not just headline speeds.
Llanddeiniolen 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.
LL57 4EF in Llanddeiniolen: broadband, house prices, crime, schools, and more. All from verified sources. Run a speed test above for a live check. Bookmark this page and check back as data refreshes.
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 LL57 4EF
What are the broadband speeds available at LL57 4EF?
Superfast broadband (30 Mbps+) is available to 91.7% of premises at LL57 4EF. Ultrafast coverage is at 91.7%.
What is the average house price near LL57 4EF?
No recent house price data is available for LL57 4EF.
What is the flood risk for properties at LL57 4EF?
LL57 4EF has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the LL57 4EF area?
School data for LL57 4EF is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in LL57 4EF compare to other areas?
Crime data for this area is being updated.
How suitable is LL57 4EF for remote working?
LL57 4EF scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at LL57 4EF?
Mobile coverage data for LL57 4EF is being updated. Check Ofcom coverage maps for the latest.
What is the most common energy efficiency rating near LL57 4EF?
EPC data for LL57 4EF is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at LL57 4EF?
Council tax band information for LL57 4EF is being updated.
How accessible are GP surgeries near LL57 4EF?
GP surgery data for LL57 4EF is being updated. Check NHS.uk for the latest.
What transport links are available near LL57 4EF?
Transport data for LL57 4EF is being updated.
Is LL57 4EF a suitable area for families?
LL57 4EF scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at LL57 4EF?
Air quality data for LL57 4EF is being updated.
How far is the nearest EV charging point from LL57 4EF?
EV charging data for LL57 4EF is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at LL57 4EF?
Ultrafast broadband (100 Mbps+) reaches 91.7% of premises. Full fibre status may vary by provider. Check Openreach and local operators for FTTP availability.
Area suitability scores
LL57 4EFRemote 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
Llanddeiniolen
District
Gwynedd
Region
Constituency
LSOA
W01000099
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