SE21 postcode
Broadband in SE21 8AR
Lambeth, Lambeth
Gigabit broadband is available at this postcode.
Full fibre (FTTP) covers 100% of premises here.
Free, independent comparison · Ofcom verified data · Updated 9 March 2026
Flood Risk
Data pending
Fibre (FTTP)
Yes (100%)
Best speed
1000 Mbps
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.
Gigabit broadband (1000 Mbps) is available at SE21 8AR. That covers your 14 Mbps needs with room to spare.
Speed Test
Check your current download speed and see how it compares to what is available at SE21 8AR.
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)
| Technology | Available | Coverage | Typical 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) | 100% | 100% | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at SE21 8AR
Source: Ofcom Connected Nations 2025
Digital Divide at SE21 8AR
Fibre-to-cabinet or better
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Crime summary
Based on Police.uk data for 2025-12Total crimes last month: 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.)
Deprivation index (IMD)
English Indices of Deprivation 2019 · LSOA: E01003067
Overall IMD Decile
N/A / 10
N/A
Decile 10 = least deprived 10% of England. Decile 1 = most deprived 10%. Based on (2019 boundaries).
| Domain | Decile | Rank | Assessment |
|---|---|---|---|
| Income | N/A | N/A | N/A |
| Employment | N/A | N/A | N/A |
| Education | N/A | N/A | N/A |
| Health | N/A | N/A | N/A |
| Crime | N/A | N/A | N/A |
Transport links
Nearest train stations and towns
Nearest train stations
Croydon
4.0 mi
by road
Lewisham
4.1 mi
by road
Clapham Junction
4.2 mi
by road
Council tax bands
Band distribution for Lambeth
Most common: Band C
~£1,841/yr · Lambeth
Annual council tax estimates for Lambeth, 2024/25
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Looking at SE21 8AR in Lambeth? 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 coverage here stands at 100%. Nationally, 93% of UK premises have access. Coverage at this postcode is strong. 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. Full fibre (FTTP) is available to 100% 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 SE21 8AR. 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 SE21 8AR maps against common household needs. 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 SE21 8AR yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
0% of premises at SE21 8AR 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 100% 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 other theft. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.
The nearest train station to SE21 8AR is Croydon, 4 miles away. You will need a car or bus to reach the station. Park-and-ride may be available. Lewisham is the next closest at 4.1 miles. Clapham Junction offers another option at 4.2 miles.
Properties around SE21 8AR 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 8AR 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 8AR: remote working 100/100, family 80/100, value 50/100. Strong broadband makes this area well suited to home working.
SE21 8AR falls within the Lambeth local authority area. The SE21 postcode area contains 281 postcodes on this site. Superfast broadband across SE21 ranges from 0% to 100%. SE21 8AR is close to the area average of 99%.
How does SE21 8AR compare to its neighbours? SE21 8BY (0.05 miles, Lambeth) has 100% superfast coverage and 100% gigabit. SE27 9SE (0.08 miles, Lambeth) has 100% superfast coverage and 100% gigabit. SE21 8DA (0.07 miles, Lambeth) has 100% superfast coverage and 100% gigabit. SE21 8BZ (0.1 miles, Lambeth) has 100% superfast coverage and 0% gigabit. Coverage is broadly similar across these neighbouring postcodes.
Broadband availability varies by provider and by property. At SE21 8AR, check individual coverage tools from BT, Sky, Virgin Media, and local operators. 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.
Lambeth 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 SE21 8AR, a few things are worth highlighting. 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 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.
That is the full data picture for SE21 8AR in Lambeth. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. Check back periodically as data is refreshed with new releases.
Frequently asked questions about SE21 8AR
What are the broadband speeds available at SE21 8AR?
Superfast broadband (30 Mbps+) is available to 100% of premises at SE21 8AR. Maximum download speeds reach 1000 Mbps. Ultrafast coverage is at 100%.
What is the average house price near SE21 8AR?
No recent house price data is available for SE21 8AR.
What schools are nearby in the SE21 8AR area?
School data for SE21 8AR is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SE21 8AR compare to other areas?
1 offences were recorded in this LSOA area in the latest month. This is relatively low.
How suitable is SE21 8AR for remote working?
SE21 8AR scores 100/100 for remote working suitability. Strong broadband makes it well suited.
What is the mobile signal like at SE21 8AR?
4G outdoor coverage at SE21 8AR is 99%. 5G reaches 0%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SE21 8AR?
EPC data for SE21 8AR is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SE21 8AR?
The most common council tax band near SE21 8AR is Band C. The billing authority is Lambeth.
How accessible are GP surgeries near SE21 8AR?
GP surgery data for SE21 8AR is being updated. Check NHS.uk for the latest.
What transport links are available near SE21 8AR?
The nearest train station to SE21 8AR is Croydon, 4 miles away. Lewisham is also nearby.
Is SE21 8AR a suitable area for families?
SE21 8AR scores 80/100 for family suitability. Good schools and low crime contribute to a high score.
What is the air quality like at SE21 8AR?
Air quality data for SE21 8AR is being updated.
How far is the nearest EV charging point from SE21 8AR?
EV charging data for SE21 8AR is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SE21 8AR?
Full fibre (FTTP) is available to 100% of premises at SE21 8AR. Check with BT, Virgin Media, or local operators for availability.
Area suitability scores
SE21 8ARRemote Worker
100Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
80Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
Area info
Parish
Lambeth
District
Lambeth
Region
Constituency
LSOA
E01003067
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