SE12 postcode

Broadband in SE12 9LY

Greenwich, Greenwich

Gigabit broadband is available at this postcode.

Full fibre (FTTP) covers 100% of premises here.

Best speed1000 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 26 March 2026

Flood Risk

Data pending

Fibre (FTTP)

Yes (100%)

Best speed

1000 Mbps

Reviewed by Rex BlackwellData 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 (1000 Mbps) is available at SE12 9LY. 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 SE12 9LY.

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)100%
100%
300-900 Mbps
Gigabit100%
100%
900-1,000 Mbps

Speed Distribution at SE12 9LY

100%
300+ Mbps (100%)

Source: Ofcom Connected Nations 2025

Digital Divide at SE12 9LY

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: 2

violent crime100%2

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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: E01001654

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

🚂

Lewisham

2.2 mi

by road

🚂

Greenwich

2.8 mi

by road

🚂

Bromley South

3.1 mi

by road

NaPTAN · Straight-line distances

Council tax bands

Band distribution for Greenwich

C

Most common: Band C

1,841/yr · Greenwich

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 Greenwich, 2024/25

VOA 2025

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Living near SE12 9LY

SE12 9LY sits in Greenwich. 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 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.

Looking at the full speed profile for SE12 9LY 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.

What do the broadband speeds at SE12 9LY 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 SE12 9LY yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

0% of premises at SE12 9LY 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.

Crime in the LSOA covering SE12 9LY totalled 2 offences last month. This is a relatively low figure. The most common category was violent crime. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.

Lewisham station is the closest rail link at 2.2 miles from SE12 9LY. A short drive or cycle gets you to the platform. Bus links may also connect. Greenwich is the next closest at 2.8 miles. Bromley South offers another option at 3.1 miles.

Properties around SE12 9LY most commonly fall into council tax Band C. The billing authority is Greenwich. 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.

Outdoor 4G mobile signal at SE12 9LY is available across 99% of the area. 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 SE12 9LY: remote working 100/100, family 80/100, value 50/100. Strong broadband makes this area well suited to home working.

The local authority for SE12 9LY is Greenwich. The SE12 postcode area contains 499 postcodes on this site. Superfast broadband across SE12 ranges from 0% to 100%. SE12 9LY is close to the area average of 100%.

How does SE12 9LY compare to its neighbours? SE12 9LX (0.05 miles, Greenwich) has 100% superfast coverage and 100% gigabit. SE12 9ET (0.08 miles, Greenwich) has 100% superfast coverage and 100% gigabit. SE12 9LU (0.12 miles, Greenwich) has 100% superfast coverage and 100% gigabit. SE12 9JN (0.15 miles, Greenwich) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.

Not every property at SE12 9LY 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.

Greenwich 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 SE12 9LY, 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.

Before making a decision about SE12 9LY, 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.

SE12 9LY in Greenwich: broadband, house prices, crime, schools, and more. All from verified sources. Run a speed test above for a live reading. Compare with nearby postcodes to see how this area stacks up against its neighbours.

Frequently asked questions about SE12 9LY

What are the broadband speeds available at SE12 9LY?

Superfast broadband (30 Mbps+) is available to 100% of premises at SE12 9LY. Maximum download speeds reach 1000 Mbps. Ultrafast coverage is at 100%.

What is the average house price near SE12 9LY?

No recent house price data is available for SE12 9LY.

What schools are nearby in the SE12 9LY area?

School data for SE12 9LY is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SE12 9LY compare to other areas?

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

How suitable is SE12 9LY for remote working?

SE12 9LY scores 100/100 for remote working suitability. Strong broadband makes it well suited.

What is the mobile signal like at SE12 9LY?

4G outdoor coverage at SE12 9LY is 99%. 5G reaches 0%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SE12 9LY?

EPC data for SE12 9LY is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SE12 9LY?

The most common council tax band near SE12 9LY is Band C. The billing authority is Greenwich.

How accessible are GP surgeries near SE12 9LY?

GP surgery data for SE12 9LY is being updated. Check NHS.uk for the latest.

What transport links are available near SE12 9LY?

The nearest train station to SE12 9LY is Lewisham, 2.2 miles away. Greenwich is also nearby.

Is SE12 9LY a suitable area for families?

SE12 9LY scores 80/100 for family suitability. Good schools and low crime contribute to a high score.

What is the air quality like at SE12 9LY?

Air quality data for SE12 9LY is being updated.

How far is the nearest EV charging point from SE12 9LY?

EV charging data for SE12 9LY is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SE12 9LY?

Full fibre (FTTP) is available to 100% of premises at SE12 9LY. Check with BT, Virgin Media, or local operators for availability.

Area suitability scores

SE12 9LY

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

Greenwich

District

Greenwich

Region

Constituency

LSOA

E01001654

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