SE21 postcode

Broadband in SE21 8GA

Lambeth, Lambeth

Standard broadband is the main option at this postcode.

Best speed30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 1 March 2026

Flood Risk

Data pending

Fibre (FTTP)

No

Best speed

30 Mbps

Reviewed by Rex BlackwellData last verified: 1 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

The best available speed at SE21 8GA is 30 Mbps. That covers your 14 Mbps estimate.

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Speed Test

Check your current download speed and see how it compares to what is available at SE21 8GA.

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)0%
0%
10-20 Mbps
Superfast (30+ Mbps)0%
0%
30-80 Mbps
Ultrafast (100+ Mbps)0%
0%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at SE21 8GA

10–30 Mbps (100%)

Source: Ofcom Connected Nations 2025

Digital Divide at SE21 8GA

Below USO (can't get 10/1 Mbps)0%
Unable to receive 30 Mbps (no superfast)0%
Next Generation Access (NGA) coverage0%

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: 1

burglary100%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: E01003165

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

🚂

Clapham Junction

3.8 mi

by road

🚂

Lewisham

3.9 mi

by road

🚂

Greenwich

4.3 mi

by road

NaPTAN · Straight-line distances

Council tax bands

Band distribution for Lambeth

C

Most common: Band C

1,841/yr · Lambeth

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 Lambeth, 2024/25

VOA 2025

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Living near SE21 8GA

SE21 8GA sits in Lambeth. 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.

0% of premises at SE21 8GA can access superfast broadband. The UK average is 93%. There is room for improvement here. The maximum download speed recorded is 30 Mbps. That is around the UK real-world average of 69 Mbps.

The speed distribution at SE21 8GA tells a more detailed story than headline figures alone. 100% of connections fall in the 10 to 30 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.

Translating the numbers at SE21 8GA into daily use gives a clearer picture. 4K streaming is possible on one device at a time. HD streaming works across multiple devices. Remote working is viable here. Video conferencing, cloud documents, and VPN connections should all perform well.

Fixed Wireless Access is not currently available at SE21 8GA. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at SE21 8GA 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 0% of the area. NGA typically means speeds of 24 Mbps or above.

In the latest month of data, 1 offences were recorded in this LSOA area. That is relatively low for England and Wales. The most common category was burglary. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.

Clapham Junction station is the closest rail link at 3.8 miles from SE21 8GA. You will need a car or bus to reach the station. Park-and-ride may be available. Lewisham is the next closest at 3.9 miles. Greenwich offers another option at 4.3 miles.

Properties around SE21 8GA most commonly fall into council tax Band C. The billing authority is Lambeth. 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 SE21 8GA 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 SE21 8GA: remote working 55/100, family 70/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for SE21 8GA is Lambeth. The SE21 postcode area contains 281 postcodes on this site. Superfast broadband across SE21 ranges from 0% to 100%.

How does SE21 8GA compare to its neighbours? SE21 8RN (0.03 miles, Lambeth) has 100% superfast coverage and 100% gigabit. SE21 8RE (0.06 miles, Lambeth) has 100% superfast coverage and 100% gigabit. SE21 8RL (0.04 miles, Lambeth) has 100% superfast coverage and 100% gigabit. SE21 8RG (0.09 miles, Lambeth) has 100% superfast coverage and 100% gigabit.

Broadband availability varies by provider and by property. At SE21 8GA, 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.

Lambeth 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 SE21 8GA? Broadband is the main concern at SE21 8GA. With no superfast coverage, check what alternatives exist before committing. 4G home broadband, satellite, or community fibre schemes may fill the gap. Lambeth 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. Lambeth 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 Lambeth. 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 SE21 8GA. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Lambeth hub page. Bookmark this page and check back as new data arrives.

Frequently asked questions about SE21 8GA

What are the broadband speeds available at SE21 8GA?

Broadband is available at SE21 8GA. Contact local providers for specific speed information.

What is the average house price near SE21 8GA?

No recent house price data is available for SE21 8GA.

What schools are nearby in the SE21 8GA area?

School data for SE21 8GA is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SE21 8GA compare to other areas?

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

How suitable is SE21 8GA for remote working?

SE21 8GA scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at SE21 8GA?

4G outdoor coverage at SE21 8GA is 99%. 5G reaches 0%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SE21 8GA?

EPC data for SE21 8GA is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SE21 8GA?

The most common council tax band near SE21 8GA is Band C. The billing authority is Lambeth.

How accessible are GP surgeries near SE21 8GA?

GP surgery data for SE21 8GA is being updated. Check NHS.uk for the latest.

What transport links are available near SE21 8GA?

The nearest train station to SE21 8GA is Clapham Junction, 3.8 miles away. Lewisham is also nearby.

Is SE21 8GA a suitable area for families?

SE21 8GA scores 70/100 for family suitability. The area offers a reasonable mix of schools and safety.

What is the air quality like at SE21 8GA?

Air quality data for SE21 8GA is being updated.

How far is the nearest EV charging point from SE21 8GA?

EV charging data for SE21 8GA is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SE21 8GA?

Full fibre availability at SE21 8GA is being updated. Check Openreach for the latest rollout status.

Area suitability scores

SE21 8GA

Remote Worker

55

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

Family

70

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

Lambeth

District

Lambeth

Region

Constituency

LSOA

E01003165

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