BN21 postcode

Broadband in BN21 3TU

Eastbourne, Eastbourne

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
Compare Broadband Deals →

Free, independent comparison · Ofcom verified data · Updated 26 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Sage MitchellData last verified: 26 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 BN21 3TU. That covers your 14 Mbps needs with room to spare.

Compare Deals in BN21 3TU

Speed Test

Check your current download speed and see how it compares to what is available at BN21 3TU.

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)100%
100%
10-20 Mbps
Superfast (30+ Mbps)100%
100%
30-80 Mbps
Ultrafast (100+ Mbps)100%
100%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit100%
100%
900-1,000 Mbps

Speed Distribution at BN21 3TU

100%
300+ Mbps (100%)

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.

Compare broadband in BN21 3TU

Find the best broadband packages available at your address.

Compare Deals Now

Flood risk

🟠

Flood risk: Medium

This postcode is in undefined — medium risk of flooding from rivers and sea.

Flood Zone

Risk Level

Medium

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 Eastbourne

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)

Ready to switch? See what's available at your address.

Check Deals

Living near BN21 3TU

Eastbourne is home to BN21 3TU. 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.

100% of premises at BN21 3TU can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. Ultrafast broadband (100 Mbps+) reaches 100% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 100% of premises. Most homes can access gigabit speeds if they choose to.

Looking at the full speed profile for BN21 3TU gives a better picture of what to expect. 100% 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 BN21 3TU maps against common household needs. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

FWA broadband has not reached BN21 3TU yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

The USO guarantees every UK home at least 10 Mbps. At BN21 3TU, 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 100% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at BN21 3TU is rated Medium. Check Environment Agency flood maps for detailed information. Specialist flood insurance may be needed.

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.

Outdoor 4G mobile signal at BN21 3TU is available across 95% of the area. 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 BN21 3TU: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for BN21 3TU is Eastbourne. The BN21 postcode area contains 869 postcodes on this site. Superfast broadband across BN21 ranges from 0% to 100%. BN21 3TU is close to the area average of 99%.

How does BN21 3TU compare to its neighbours? BN21 3TT (0.03 miles, eastbourne-unparished-area) has 100% superfast coverage and 100% gigabit. BN21 3TX (0.03 miles, eastbourne-unparished-area) has 100% superfast coverage and 97.9% gigabit. BN21 3TY (0.04 miles, eastbourne-unparished-area) has 100% superfast coverage and 90% gigabit. BN21 3TP (0.04 miles, eastbourne-unparished-area) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.

Broadband availability varies by provider and by property. At BN21 3TU, 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.

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

What does all of this mean for someone considering BN21 3TU? Connectivity at BN21 3TU is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Eastbourne 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. Eastbourne 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.

Before making a decision about BN21 3TU, visit in person. Check the commute at rush hour. Try the mobile signal indoors. Look at local shops and green spaces. Ask about broadband reliability, not just speed. Data sets the scene, but real life fills in the gaps.

This covers the key data for BN21 3TU. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Eastbourne 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 BN21 3TU

What are the broadband speeds available at BN21 3TU?

Superfast broadband (30 Mbps+) is available to 100% of premises at BN21 3TU. Ultrafast coverage is at 100%.

What is the average house price near BN21 3TU?

No recent house price data is available for BN21 3TU.

What is the flood risk for properties at BN21 3TU?

BN21 3TU has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the BN21 3TU area?

School data for BN21 3TU is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in BN21 3TU compare to other areas?

Crime data for this area is being updated.

How suitable is BN21 3TU for remote working?

BN21 3TU scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at BN21 3TU?

4G outdoor coverage at BN21 3TU is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near BN21 3TU?

EPC data for BN21 3TU is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at BN21 3TU?

Council tax band information for BN21 3TU is being updated.

How accessible are GP surgeries near BN21 3TU?

GP surgery data for BN21 3TU is being updated. Check NHS.uk for the latest.

What transport links are available near BN21 3TU?

Transport data for BN21 3TU is being updated.

Is BN21 3TU a suitable area for families?

BN21 3TU scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at BN21 3TU?

Air quality data for BN21 3TU is being updated.

How far is the nearest EV charging point from BN21 3TU?

EV charging data for BN21 3TU is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at BN21 3TU?

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

Area suitability scores

BN21 3TU

Remote Worker

55

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

Eastbourne

District

Eastbourne

Region

Constituency

LSOA

E01020916

Best deals

Compare broadband deals in BN21 3TU

Find the best packages from UK providers in minutes.

Check Available Deals

Broadband deals for BN21 3TU

Compare Deals