SL1 postcode
Broadband in SL1 8EH
Burnham, Buckinghamshire
Superfast broadband covers 50% of premises here.
Free, independent comparison · Ofcom verified data · Updated 19 March 2026
Flood Risk
High
Fibre (FTTP)
No
Best speed
~30 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.
The best available speed at SL1 8EH is ~30 Mbps. That covers your 14 Mbps estimate.
Speed Test
Check your current download speed and see how it compares to what is available at SL1 8EH.
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) | 50% | 50% | 10-20 Mbps |
| Superfast (30+ Mbps) | 50% | 50% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 0% | 0% | 100-300 Mbps |
| Full Fibre (FTTP) | 0% | 0% | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at SL1 8EH
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
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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
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 Buckinghamshire
Most common: Band
Annual council tax estimates for , 2024/25
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Looking at SL1 8EH in Burnham? 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 broadband (30 Mbps+) coverage at SL1 8EH stands at 50%. That is below the UK average of 93%.
Here is how broadband speeds break down across premises at SL1 8EH. 50% of connections fall in the 10 to 30 Mbps range. 50% 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.
What do the broadband speeds at SL1 8EH mean in practice?
FWA broadband has not reached SL1 8EH yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
0% of premises at SL1 8EH 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 8EH 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 8EH 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 SL1 8EH: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for SL1 8EH is Buckinghamshire. The immediate area is Burnham, a distinct community within the wider district. The SL1 postcode area contains 1497 postcodes on this site. Superfast broadband across SL1 ranges from 0% to 100%. SL1 8EH is below the area average of 97%.
Broadband availability varies by provider and by property. At SL1 8EH, 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.
Burnham 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 SL1 8EH, a few things are worth highlighting. Buckinghamshire 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. Burnham 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.
Data is a starting point for Burnham. 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.
SL1 8EH in Burnham: 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 SL1 8EH
What are the broadband speeds available at SL1 8EH?
Superfast broadband (30 Mbps+) is available to 50% of premises at SL1 8EH.
What is the average house price near SL1 8EH?
No recent house price data is available for SL1 8EH.
What is the flood risk for properties at SL1 8EH?
SL1 8EH has a High flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SL1 8EH area?
School data for SL1 8EH is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SL1 8EH compare to other areas?
Crime data for this area is being updated.
How suitable is SL1 8EH for remote working?
SL1 8EH scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SL1 8EH?
4G outdoor coverage at SL1 8EH is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SL1 8EH?
EPC data for SL1 8EH is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SL1 8EH?
Council tax band information for SL1 8EH is being updated.
How accessible are GP surgeries near SL1 8EH?
GP surgery data for SL1 8EH is being updated. Check NHS.uk for the latest.
What transport links are available near SL1 8EH?
Transport data for SL1 8EH is being updated.
Is SL1 8EH a suitable area for families?
SL1 8EH scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SL1 8EH?
Air quality data for SL1 8EH is being updated.
How far is the nearest EV charging point from SL1 8EH?
EV charging data for SL1 8EH is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SL1 8EH?
Full fibre availability at SL1 8EH is being updated. Check Openreach for the latest rollout status.
Area suitability scores
SL1 8EHRemote Worker
35Based 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
Burnham
District
Buckinghamshire
Region
Constituency
LSOA
E01017803
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