SL4 postcode

Broadband in SL4 1PX

Windsor and Maidenhead, Windsor and Maidenhead

Standard broadband is the main option at this postcode.

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Free, independent comparison · Ofcom verified data · Updated 28 March 2026

Flood Risk

High

Fibre (FTTP)

No

Best speed

Data pending

Reviewed by Sage MitchellData 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

Your household needs approximately 14 Mbps. We don't have speed data for SL4 1PX yet.

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Speed Test

Check your current download speed and see how it compares to what is available at SL4 1PX.

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 SL4 1PX

10–30 Mbps (100%)

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: High

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

Flood Zone

Risk Level

High

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 Windsor and Maidenhead

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 SL4 1PX

This is the area guide for SL4 1PX, located in Windsor and Maidenhead. It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.

Superfast coverage here stands at 0%. Nationally, 93% of UK premises have access. Some properties may struggle with speed.

Looking at the full speed profile for SL4 1PX gives a better picture of what to expect. 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.

Here is how the broadband at SL4 1PX maps against common household needs. With no superfast coverage, streaming is limited. Standard definition video may work, but HD and 4K are unlikely to run smoothly. Downloading large files will take significantly longer than average. Limited superfast coverage means remote workers should test their connection carefully. Video calls may drop or pixelate. A mobile hotspot can serve as a backup.

Fixed Wireless Access is not currently available at SL4 1PX. 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 SL4 1PX, 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 0% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at SL4 1PX is rated High. Check Environment Agency flood maps for detailed information. Specialist flood insurance may be needed.

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.

Outdoor 4G mobile signal at SL4 1PX is available across 95% of the area. 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.

Suitability scores for SL4 1PX: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

SL4 1PX falls within the Windsor and Maidenhead local authority area. The SL4 postcode area contains 1282 postcodes on this site. Superfast broadband across SL4 ranges from 0% to 100%.

How does SL4 1PX compare to its neighbours? SL4 1TX (0.03 miles, windsor-and-maidenhead-unparished-area) has 0% superfast coverage and 0% gigabit. SL4 1PU (0.03 miles, windsor-and-maidenhead-unparished-area) has 0% superfast coverage and 0% gigabit. SL4 1QW (0.03 miles, windsor-and-maidenhead-unparished-area) has 0% superfast coverage and 0% gigabit. SL4 1AE (0.04 miles, windsor-and-maidenhead-unparished-area) has 100% superfast coverage and 0% gigabit.

Broadband availability varies by provider and by property. At SL4 1PX, 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.

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

Pulling the data together for SL4 1PX, here is what stands out. Broadband is the main concern at SL4 1PX. With no superfast coverage, check what alternatives exist before committing. 4G home broadband, satellite, or community fibre schemes may fill the gap. Windsor and Maidenhead 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. Windsor and Maidenhead 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.

Before making a decision about SL4 1PX, 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.

SL4 1PX in Windsor and Maidenhead: 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.

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 SL4 1PX

What are the broadband speeds available at SL4 1PX?

Broadband is available at SL4 1PX. Contact local providers for specific speed information.

What is the average house price near SL4 1PX?

No recent house price data is available for SL4 1PX.

What is the flood risk for properties at SL4 1PX?

SL4 1PX has a High flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the SL4 1PX area?

School data for SL4 1PX is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SL4 1PX compare to other areas?

Crime data for this area is being updated.

How suitable is SL4 1PX for remote working?

SL4 1PX scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at SL4 1PX?

4G outdoor coverage at SL4 1PX is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SL4 1PX?

EPC data for SL4 1PX is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SL4 1PX?

Council tax band information for SL4 1PX is being updated.

How accessible are GP surgeries near SL4 1PX?

GP surgery data for SL4 1PX is being updated. Check NHS.uk for the latest.

What transport links are available near SL4 1PX?

Transport data for SL4 1PX is being updated.

Is SL4 1PX a suitable area for families?

SL4 1PX scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at SL4 1PX?

Air quality data for SL4 1PX is being updated.

How far is the nearest EV charging point from SL4 1PX?

EV charging data for SL4 1PX is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SL4 1PX?

Full fibre availability at SL4 1PX is being updated. Check Openreach for the latest rollout status.

Area suitability scores

SL4 1PX

Remote Worker

50

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

Area info

Parish

Windsor and Maidenhead

District

Windsor and Maidenhead

Region

Constituency

LSOA

E01016544

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