SA1 postcode
Broadband in SA1 1JB
Castle, Swansea
Broadband data not yet available for this postcode.
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Flood Risk
Data pending
Fibre (FTTP)
No data
Best speed
Data pending
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.
Your household needs approximately 14 Mbps. We don't have speed data for SA1 1JB yet.
Speed Test
Check your current download speed and see how it compares to what is available at SA1 1JB.
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.
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Check Deals →Frequently asked questions about SA1 1JB
What broadband speeds are available at SA1 1JB?
Broadband availability exists for SA1 1JB, but speeds still vary by address and provider.
Can I get gigabit broadband at SA1 1JB?
Gigabit availability is not confirmed in the current postcode dataset.
What are house prices like near SA1 1JB?
Recent sale data is limited around SA1 1JB, which often happens in mixed-use or low-turnover areas.
What schools are near SA1 1JB?
School data is not loaded for this postcode yet.
What is the flood risk at SA1 1JB?
Flood data for SA1 1JB is still pending.
How is air quality around SA1 1JB?
Air quality data is not loaded for this postcode yet.
Are there GP surgeries near SA1 1JB?
GP access data for this postcode is not loaded yet.
What transport links does SA1 1JB have?
Transport station data is not loaded for this postcode yet.
Is there mobile coverage at SA1 1JB?
Mobile coverage data is not attached to this postcode yet.
Can I charge an EV near SA1 1JB?
EV charging data is not loaded for this postcode yet.
What council tax band is common near SA1 1JB?
Council tax distribution is not loaded for this postcode yet.
What makes SA1 1JB different from nearby areas?
SA1 1JB has its own mix of broadband coverage, local services, prices, and environmental signals. That is why postcode-level pages are more useful than generic town guides.
Should I compare SA1 1JB with nearby postcodes?
Yes. Small postcode changes can mean different prices, flood signals, and service access.
Is SA1 1JB worth checking in person?
Yes. The numbers narrow the shortlist, but walking the street still tells you things no dataset can.
How current is the data for SA1 1JB?
This page uses official datasets that update on different cycles, so it is best used as a strong screening tool.
Map
Area info
Parish
Castle
District
Swansea
Region
Constituency
LSOA
W01001955
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