SW3 postcode

Broadband in SW3 4UD

Kensington and Chelsea, Kensington and Chelsea

Gigabit broadband is available at this postcode.

Full fibre (FTTP) covers 80% of premises here.

Best speed1000 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 28 March 2026

Flood Risk

Data pending

Fibre (FTTP)

Yes (80%)

Best speed

1000 Mbps

Reviewed by Rex BlackwellData last verified: 28 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 (1000 Mbps) is available at SW3 4UD. 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 SW3 4UD.

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)80%
80%
100-300 Mbps
Full Fibre (FTTP)80%
80%
300-900 Mbps
Gigabit80%
80%
900-1,000 Mbps

Speed Distribution at SW3 4UD

30–300 Mbps (20%)
300+ Mbps (80%)

Source: Ofcom Connected Nations 2025

Digital Divide at SW3 4UD

Below USO (can't get 10/1 Mbps)0%
Unable to receive 30 Mbps (no superfast)0%
Next Generation Access (NGA) coverage100%

Fibre-to-cabinet or better

Decent broadband via Fixed Wireless (FWA)0%

Source: Ofcom Connected Nations 2025

Mobile coverage

4G & 5G coverage · Ofcom Connected Nations 2025

4G Outdoor

99%

4G Indoor

85%

5G Outdoor

0%

Networks with 4G

EEO2ThreeVodafone
Ofcom Connected Nations 2025 · Data at local authority area level

Crime summary

Based on Police.uk data for 2025-12

Total crimes last month: 4

shoplifting50%2
vehicle crime25%1
theft from the person25%1

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Area demographics

Data for LSOA:

Population

N/A

Census 2021

Density

N/A

per km² · Unknown

Median Age

N/A

years (est.)

Census 2021 (ONS)

Deprivation index (IMD)

English Indices of Deprivation 2019 · LSOA: E01002859

Overall IMD Decile

N/A / 10

N/A

Decile 10 = least deprived 10% of England. Decile 1 = most deprived 10%. Based on (2019 boundaries).

DomainDecileRankAssessment
IncomeN/AN/AN/A
EmploymentN/AN/AN/A
EducationN/AN/AN/A
HealthN/AN/AN/A
CrimeN/AN/AN/A
English Indices of Deprivation 2019 (MHCLG)

Transport links

Nearest train stations and towns

Nearest train stations

🚂

London Victoria

0.8 mi

by road

🚂

London Paddington

1.8 mi

by road

🚂

Clapham Junction

1.9 mi

by road

NaPTAN · Straight-line distances

Council tax bands

Band distribution for Kensington and Chelsea

C

Most common: Band C

1,841/yr · Kensington and Chelsea

A
30%£1,381
B
25%£1,611
C
20%£1,841
D
15%£2,071
E
5%£2,531
F
3%£2,991
G
1%£3,452
H
1%£4,142

Annual council tax estimates for Kensington and Chelsea, 2024/25

VOA 2025

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Living near SW3 4UD

Looking at SW3 4UD in Kensington and Chelsea? Here is what the data says. From broadband coverage to crime rates, this is the full picture. All numbers are from official sources. The guide is updated as new data becomes available.

Superfast broadband (30 Mbps+) coverage at SW3 4UD stands at 100%. That is above the UK average of 93%. Ultrafast broadband (100 Mbps+) reaches 80% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 80% of premises. Most homes can access gigabit speeds if they choose to. Full fibre (FTTP) is available to 80% of addresses. That puts this postcode ahead of much of the country. The maximum download speed recorded is 1000 Mbps. That is well above the UK real-world average of 69 Mbps.

Here is how broadband speeds break down across premises at SW3 4UD. 20% of connections fall in the 30 to 300 Mbps range. 80% 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 SW3 4UD mean in practice? Multiple 4K streams can run simultaneously. Netflix, Disney+, and iPlayer should all work without buffering even with several devices active. Remote working is viable here. Video conferencing, cloud documents, and VPN connections should all perform well.

FWA broadband has not reached SW3 4UD 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 SW3 4UD, 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.

4 crimes were reported near SW3 4UD in the most recent month. The level is relatively low. The most common category was shoplifting. Other frequent types include vehicle crime and theft from the person. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.

London Victoria station is the closest rail link at 0.8 miles from SW3 4UD. That is walkable for most people. No car needed for the daily commute. London Paddington is the next closest at 1.8 miles. Clapham Junction offers another option at 1.9 miles.

The most common council tax band near SW3 4UD is Band C. The billing authority is Kensington and Chelsea. The three most common bands are A (30%), B (25%), C (20%). Band A corresponds to 1991 property values of up to £40,000. Current values are typically much higher. The concentration in lower bands suggests a mix of smaller and mid-range properties.

4G outdoor coverage at SW3 4UD reaches 99%. Indoor 4G drops to 85%. Some signal loss indoors is normal. Most calls and data should still work inside. 5G has not yet reached this postcode. Coverage is expanding but remains concentrated in urban centres. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.

Suitability scores for SW3 4UD: remote working 100/100, family 80/100, value 50/100. Strong broadband makes this area well suited to home working.

SW3 4UD falls within the Kensington and Chelsea local authority area. The SW3 postcode area contains 828 postcodes on this site. Superfast broadband across SW3 ranges from 0% to 100%. SW3 4UD is close to the area average of 98%.

How does SW3 4UD compare to its neighbours? SW3 4UJ (0.02 miles, Kensington and Chelsea) has 100% superfast coverage and 100% gigabit. SW3 2SS (0.03 miles, Kensington and Chelsea) has 100% superfast coverage and 100% gigabit. SW3 2SX (0.04 miles, Kensington and Chelsea) has 100% superfast coverage and 100% gigabit. SW3 4UG (0.03 miles, Kensington and Chelsea) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.

Not every property at SW3 4UD gets the same speeds. Run a postcode check with each provider before signing up. Headline speeds are not guarantees. Where full fibre is available, it typically offers faster and more reliable service than part-fibre connections. Compare contract lengths, total costs over the term, and exit fees. The cheapest monthly rate is not always the best deal.

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

Looking at the overall picture for SW3 4UD, a few things are worth highlighting. Strong broadband and close transport links give flexibility for both commuting and remote work. Both fixed and mobile connectivity are strong. Backup options exist if one connection fails.

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 Kensington and Chelsea. 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 SW3 4UD. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Kensington and Chelsea hub page. Bookmark this page and check back as new data arrives.

Frequently asked questions about SW3 4UD

What are the broadband speeds available at SW3 4UD?

Superfast broadband (30 Mbps+) is available to 100% of premises at SW3 4UD. Maximum download speeds reach 1000 Mbps. Ultrafast coverage is at 80%.

What is the average house price near SW3 4UD?

No recent house price data is available for SW3 4UD.

What schools are nearby in the SW3 4UD area?

School data for SW3 4UD is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SW3 4UD compare to other areas?

4 offences were recorded in this LSOA area in the latest month. This is relatively low.

How suitable is SW3 4UD for remote working?

SW3 4UD scores 100/100 for remote working suitability. Strong broadband makes it well suited.

What is the mobile signal like at SW3 4UD?

4G outdoor coverage at SW3 4UD is 99%. 5G reaches 0%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SW3 4UD?

EPC data for SW3 4UD is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SW3 4UD?

The most common council tax band near SW3 4UD is Band C. The billing authority is Kensington and Chelsea.

How accessible are GP surgeries near SW3 4UD?

GP surgery data for SW3 4UD is being updated. Check NHS.uk for the latest.

What transport links are available near SW3 4UD?

The nearest train station to SW3 4UD is London Victoria, 0.8 miles away. London Paddington is also nearby.

Is SW3 4UD a suitable area for families?

SW3 4UD scores 80/100 for family suitability. Good schools and low crime contribute to a high score.

What is the air quality like at SW3 4UD?

Air quality data for SW3 4UD is being updated.

How far is the nearest EV charging point from SW3 4UD?

EV charging data for SW3 4UD is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SW3 4UD?

Full fibre (FTTP) is available to 80% of premises at SW3 4UD. Check with BT, Virgin Media, or local operators for availability.

Area suitability scores

SW3 4UD

Remote Worker

100

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

Family

80

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

Kensington and Chelsea

District

Kensington and Chelsea

Region

Constituency

LSOA

E01002859

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