SA17 postcode
Broadband in SA17 4HD
Llangyndeyrn, Carmarthenshire
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 7 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 SA17 4HD. 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 SA17 4HD.
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) | 83% | 83% | 10-20 Mbps |
| Superfast (30+ Mbps) | 83% | 83% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 83% | 83% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 83% | 83% | 900-1,000 Mbps |
Speed Distribution at SA17 4HD
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 Carmarthenshire
Most common: Band
Annual council tax estimates for , 2024/25
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Check Deals →Living near SA17 4HD
Llangyndeyrn is home to SA17 4HD. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and local services all follow. The numbers speak for themselves.
83.3% of premises at SA17 4HD can access superfast broadband. The UK average is 93%. There is room for improvement here. Ultrafast broadband (100 Mbps+) reaches 83.3% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 83.3% of premises. Most homes can access gigabit speeds if they choose to.
The speed distribution at SA17 4HD tells a more detailed story than headline figures alone. 8.3% of connections fall in the 5 to 10 Mbps range. 8.3% of connections fall in the 10 to 30 Mbps range. 83.3% 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.
What do the broadband speeds at SA17 4HD mean in practice? Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.
Fixed Wireless Access (FWA) is available to 50% of premises at SA17 4HD. FWA uses a fixed antenna to deliver broadband without a phone line or fibre cable. FWA is an option for some properties. Check individual provider coverage before committing.
0% of premises at SA17 4HD 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 100% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at SA17 4HD is rated Low. Minor precautions may be worth considering. Check with insurers about any loading on premiums.
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 SA17 4HD 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 SA17 4HD: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for SA17 4HD is Carmarthenshire. The immediate area is Llangyndeyrn, a distinct community within the wider district. The SA17 postcode area contains 424 postcodes on this site. Superfast broadband across SA17 ranges from 0% to 100%. SA17 4HD is close to the area average of 80%.
Broadband availability varies by provider and by property. At SA17 4HD, check individual coverage tools from BT, Sky, Virgin Media, and local operators. 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 Llangyndeyrn 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 SA17 4HD? Carmarthenshire 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. Llangyndeyrn 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 Llangyndeyrn. 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.
That is the full data picture for SA17 4HD in Llangyndeyrn. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. Check back periodically as data is refreshed with new releases.
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 SA17 4HD
What are the broadband speeds available at SA17 4HD?
Superfast broadband (30 Mbps+) is available to 83.3% of premises at SA17 4HD. Ultrafast coverage is at 83.3%.
What is the average house price near SA17 4HD?
No recent house price data is available for SA17 4HD.
What is the flood risk for properties at SA17 4HD?
SA17 4HD has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SA17 4HD area?
School data for SA17 4HD is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SA17 4HD compare to other areas?
Crime data for this area is being updated.
How suitable is SA17 4HD for remote working?
SA17 4HD scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SA17 4HD?
4G outdoor coverage at SA17 4HD is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SA17 4HD?
EPC data for SA17 4HD is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SA17 4HD?
Council tax band information for SA17 4HD is being updated.
How accessible are GP surgeries near SA17 4HD?
GP surgery data for SA17 4HD is being updated. Check NHS.uk for the latest.
What transport links are available near SA17 4HD?
Transport data for SA17 4HD is being updated.
Is SA17 4HD a suitable area for families?
SA17 4HD scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SA17 4HD?
Air quality data for SA17 4HD is being updated.
How far is the nearest EV charging point from SA17 4HD?
EV charging data for SA17 4HD is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SA17 4HD?
Ultrafast broadband (100 Mbps+) reaches 83.3% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
SA17 4HDRemote 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
Llangyndeyrn
District
Carmarthenshire
Region
Constituency
LSOA
W01000695
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