SL1 postcode
Broadband in SL1 5JS
Slough, Slough
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 12 March 2026
Flood Risk
High
Fibre (FTTP)
No
Best speed
Gigabit (1Gbps+)
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 (Gigabit (1Gbps+)) is available at SL1 5JS. 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 SL1 5JS.
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) | 0% | 0% | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at SL1 5JS
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
Compare broadband in SL1 5JS
Find the best broadband packages available at your address.
Flood risk
🔴
Flood risk: High
This postcode is in undefined — high risk of flooding from rivers and sea.
Flood Zone
Risk Level
High
Air quality
Particulate matter & nitrogen dioxide levels
air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
Council tax bands
Band distribution for Slough
Most common: Band
Annual council tax estimates for , 2024/25
Ready to switch? See what's available at your address.
Check Deals →Living near SL1 5JS
Looking at SL1 5JS in Slough? 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.
The speed distribution at SL1 5JS tells a more detailed story than headline figures alone. 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.
Translating the numbers at SL1 5JS into daily use gives a clearer picture. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.
Fixed Wireless Access is not currently available at SL1 5JS. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.
0% of premises at SL1 5JS 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.
Flood risk at SL1 5JS 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.
4G outdoor coverage at SL1 5JS 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.
Suitability scores for SL1 5JS: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for SL1 5JS is Slough. The SL1 postcode area contains 1497 postcodes on this site. Superfast broadband across SL1 ranges from 0% to 100%. SL1 5JS is close to the area average of 97%.
How does SL1 5JS compare to its neighbours? SL1 5JP (0.03 miles, slough-unparished-area) has 100% superfast coverage and 100% gigabit. SL1 5JU (0.04 miles, slough-unparished-area) has 100% superfast coverage and 100% gigabit. SL1 5NN (0.06 miles, slough-unparished-area) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.
When choosing a broadband provider at SL1 5JS, check what technology reaches your specific address. Availability varies by street and sometimes by building. 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.
Slough 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 SL1 5JS? Connectivity at SL1 5JS is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Slough 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. Slough 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 SL1 5JS, 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.
This covers the key data for SL1 5JS. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Slough 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 SL1 5JS
What are the broadband speeds available at SL1 5JS?
Superfast broadband (30 Mbps+) is available to 100% of premises at SL1 5JS. Ultrafast coverage is at 100%.
What is the average house price near SL1 5JS?
No recent house price data is available for SL1 5JS.
What is the flood risk for properties at SL1 5JS?
SL1 5JS has a High flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SL1 5JS area?
School data for SL1 5JS is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SL1 5JS compare to other areas?
Crime data for this area is being updated.
How suitable is SL1 5JS for remote working?
SL1 5JS scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SL1 5JS?
4G outdoor coverage at SL1 5JS is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SL1 5JS?
EPC data for SL1 5JS is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SL1 5JS?
Council tax band information for SL1 5JS is being updated.
How accessible are GP surgeries near SL1 5JS?
GP surgery data for SL1 5JS is being updated. Check NHS.uk for the latest.
What transport links are available near SL1 5JS?
Transport data for SL1 5JS is being updated.
Is SL1 5JS a suitable area for families?
SL1 5JS scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SL1 5JS?
Air quality data for SL1 5JS is being updated.
How far is the nearest EV charging point from SL1 5JS?
EV charging data for SL1 5JS is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SL1 5JS?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
SL1 5JSRemote Worker
55Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
50Based 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
Slough
District
Slough
Region
Constituency
LSOA
E01016472
Best deals
Compare broadband deals in SL1 5JS
Find the best packages from UK providers in minutes.
Broadband deals for SL1 5JS
Compare Deals