SL5 postcode

Broadband in SL5 9LT

Winkfield, Bracknell Forest

Superfast broadband covers 42.9% of premises here.

Best speed~30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 29 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

~30 Mbps

Reviewed by Rex BlackwellData last verified: 29 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 SL5 9LT 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 SL5 9LT.

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)43%
43%
10-20 Mbps
Superfast (30+ Mbps)43%
43%
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 SL5 9LT

10–30 Mbps (57%)
30–300 Mbps (43%)

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.

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Flood risk

🟡

Flood risk: Low

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

Flood Zone

Risk Level

Low

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 Bracknell Forest

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)

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Living near SL5 9LT

Winkfield is home to SL5 9LT. 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.

Superfast coverage here stands at 42.9%. Nationally, 93% of UK premises have access. Some properties may struggle with speed.

Looking at the full speed profile for SL5 9LT gives a better picture of what to expect. 57.1% of connections fall in the 10 to 30 Mbps range. 42.9% of connections fall in the 30 to 300 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.

Translating the numbers at SL5 9LT into daily use gives a clearer picture. Superfast coverage is limited here. Streaming HD video should work on one device. Multiple simultaneous streams may struggle during peak hours.

Fixed Wireless Access is not currently available at SL5 9LT. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

The USO guarantees every UK home at least 10 Mbps. At SL5 9LT, 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 SL5 9LT is rated Low. Minor precautions may be worth considering. Check with insurers about any loading on premiums.

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.

4G outdoor coverage at SL5 9LT reaches 95%. 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. Strong 4G coverage combined with limited fixed broadband means 4G home broadband could be a practical alternative here.

Suitability scores for SL5 9LT: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for SL5 9LT is Bracknell Forest. The immediate area is Winkfield, a distinct community within the wider district. The SL5 postcode area contains 844 postcodes on this site. Superfast broadband across SL5 ranges from 0% to 100%. SL5 9LT is below the area average of 98%.

How does SL5 9LT compare to its neighbours? SL5 9LD (0.06 miles, winkfield) has 100% superfast coverage and 100% gigabit. Neighbouring postcodes tend to have better superfast coverage.

Broadband availability varies by provider and by property. At SL5 9LT, 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.

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

Pulling the data together for SL5 9LT, here is what stands out. Bracknell Forest 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. Winkfield 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.

Numbers tell part of the story for SL5 9LT. Visit at different times of day. Talk to neighbours. Check mobile signal indoors. Walk the route to the nearest school or station. Test the broadband speed from inside the property. These things do not show up in data.

This covers the key data for SL5 9LT. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Winkfield 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 SL5 9LT

What are the broadband speeds available at SL5 9LT?

Superfast broadband (30 Mbps+) is available to 42.9% of premises at SL5 9LT.

What is the average house price near SL5 9LT?

No recent house price data is available for SL5 9LT.

What is the flood risk for properties at SL5 9LT?

SL5 9LT has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the SL5 9LT area?

School data for SL5 9LT is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SL5 9LT compare to other areas?

Crime data for this area is being updated.

How suitable is SL5 9LT for remote working?

SL5 9LT scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at SL5 9LT?

4G outdoor coverage at SL5 9LT is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SL5 9LT?

EPC data for SL5 9LT is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SL5 9LT?

Council tax band information for SL5 9LT is being updated.

How accessible are GP surgeries near SL5 9LT?

GP surgery data for SL5 9LT is being updated. Check NHS.uk for the latest.

What transport links are available near SL5 9LT?

Transport data for SL5 9LT is being updated.

Is SL5 9LT a suitable area for families?

SL5 9LT scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at SL5 9LT?

Air quality data for SL5 9LT is being updated.

How far is the nearest EV charging point from SL5 9LT?

EV charging data for SL5 9LT is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SL5 9LT?

Full fibre availability at SL5 9LT is being updated. Check Openreach for the latest rollout status.

Area suitability scores

SL5 9LT

Remote Worker

35

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

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Area info

Parish

Winkfield

District

Bracknell Forest

Region

Constituency

LSOA

E01016181

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