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SA1 postcode

Broadband in SA1 2AW

Castle, Swansea

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 5 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Rex BlackwellData last verified: 5 March 2026

Speed Calculator

Adjust the options below to see how much broadband speed your household needs.

2
18

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.

Estimated speed needed14 Mbps

Gigabit broadband (Gigabit (1Gbps+)) is available at SA1 2AW. That covers your 14 Mbps needs with room to spare.

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Speed Test

Check your current download speed and see how it compares to what is available at SA1 2AW.

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)

TechnologyAvailableCoverageTypical Speed
Standard (ADSL)86%
86%
10-20 Mbps
Superfast (30+ Mbps)86%
86%
30-80 Mbps
Ultrafast (100+ Mbps)86%
86%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit86%
86%
900-1,000 Mbps

Speed Distribution at SA1 2AW

86%
300+ Mbps (86%)

Source: Ofcom Connected Nations 2025

Mobile coverage

4G & 5G coverage · Ofcom Connected Nations 2025

4G Outdoor

95%

4G Indoor

85%

5G Outdoor

%

Networks with 4G

EEO2ThreeVodafone
Ofcom Connected Nations 2025

Schools nearby

Nearest schools within 5 miles · Ofsted ratings as at Jan 2026

Schools data is currently unavailable.

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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

Environment Agency

Air quality

Particulate matter & nitrogen dioxide levels

air quality

Air quality data not available.

PM2.5 (fine particles) μg/m³

WHO guideline: 15 μg/m³

PM10 (coarse particles) μg/m³

WHO guideline: 45 μg/m³

NO₂ (nitrogen dioxide) μg/m³

WHO guideline: 25 μg/m³

DEFRA UK-AIR · Guidelines: WHO 2021

Transport links

Nearest train stations and towns

Nearest train stations

No train stations found within 15 miles

Network Rail / National Rail · Straight-line distances

Council tax bands

Band distribution for Swansea

Most common: Band

A
5%£1,381
B
10%£1,611
C
20%£1,841
D
25%£2,071
E
20%£2,531
F
10%£2,991
G
8%£3,452
H
2%£4,142

Annual council tax estimates for , 2024/25

VOA (Valuation Office Agency)

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Living near SA1 2AW

SA1 2AW sits in Castle, part of Swansea. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources. Use it alongside your own research when comparing areas.

Superfast coverage here stands at 85.7%. Nationally, 93% of UK premises have access. Most properties here can get a decent connection. Ultrafast broadband (100 Mbps+) reaches 85.7% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 85.7% of premises. Most homes can access gigabit speeds if they choose to.

Here is how broadband speeds break down across premises at SA1 2AW. 85.7% 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.

Here is how the broadband at SA1 2AW maps against common household needs. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

Fixed Wireless Access is not currently available at SA1 2AW. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

The USO guarantees every UK home at least 10 Mbps. At SA1 2AW, 0% of properties do not meet this threshold. Every property here meets the minimum standard. That is not the case everywhere. Next-generation access (NGA) reaches 85.7% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at SA1 2AW 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 SA1 2AW 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 SA1 2AW: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

SA1 2AW falls within the Swansea local authority area. The immediate area is Castle, a distinct community within the wider district. The SA1 postcode area contains 1195 postcodes on this site. Superfast broadband across SA1 ranges from 0% to 100%. SA1 2AW is below the area average of 98%.

How does SA1 2AW compare to its neighbours? SA1 8AP (0.04 miles, castle) has 60% superfast coverage and 60% gigabit. SA1 2AA (0.05 miles, castle) has 100% superfast coverage and 100% gigabit. SA1 2AW has better superfast coverage than its immediate neighbours.

Not every property at SA1 2AW gets the same speeds. Run a postcode check with each provider before signing up. Headline speeds are not guarantees. 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.

Castle offers a mix of residential properties and local amenities. The character of any area is best judged in person.

Pulling the data together for SA1 2AW, here is what stands out. Swansea 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. Castle 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 Castle. 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.

This covers the key data for SA1 2AW. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Castle hub page. Bookmark this page and check back as new data arrives.

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 SA1 2AW

What are the broadband speeds available at SA1 2AW?

Superfast broadband (30 Mbps+) is available to 85.7% of premises at SA1 2AW. Ultrafast coverage is at 85.7%.

What is the average house price near SA1 2AW?

No recent house price data is available for SA1 2AW.

What is the flood risk for properties at SA1 2AW?

SA1 2AW has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the SA1 2AW area?

School data for SA1 2AW is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SA1 2AW compare to other areas?

Crime data for this area is being updated.

How suitable is SA1 2AW for remote working?

SA1 2AW scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at SA1 2AW?

4G outdoor coverage at SA1 2AW is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SA1 2AW?

EPC data for SA1 2AW is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SA1 2AW?

Council tax band information for SA1 2AW is being updated.

How accessible are GP surgeries near SA1 2AW?

GP surgery data for SA1 2AW is being updated. Check NHS.uk for the latest.

What transport links are available near SA1 2AW?

Transport data for SA1 2AW is being updated.

Is SA1 2AW a suitable area for families?

SA1 2AW scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at SA1 2AW?

Air quality data for SA1 2AW is being updated.

How far is the nearest EV charging point from SA1 2AW?

EV charging data for SA1 2AW is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SA1 2AW?

Ultrafast broadband (100 Mbps+) reaches 85.7% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

SA1 2AW

Remote Worker

50

Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.

Family

50

Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.

Value for Money

50

Based on broadband quality relative to average house price in the area.

Map

Area info

Parish

Castle

District

Swansea

Region

Constituency

LSOA

W01001955

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