SM1 postcode
Broadband in SM1 1AY
Sutton, Sutton
Superfast broadband covers 15.4% of premises here.
Free, independent comparison · Ofcom verified data · Updated 17 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 SM1 1AY 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 SM1 1AY.
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) | 15% | 15% | 10-20 Mbps |
| Superfast (30+ Mbps) | 15% | 15% | 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 SM1 1AY
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 Sutton
Most common: Band
Annual council tax estimates for , 2024/25
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SM1 1AY sits in Sutton. 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.
15.4% of premises at SM1 1AY can access superfast broadband. The UK average is 93%. There is room for improvement here.
The speed distribution at SM1 1AY tells a more detailed story than headline figures alone. 69.2% of connections fall in the 10 to 30 Mbps range. 15.4% 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.
Here is how the broadband at SM1 1AY maps against common household needs. Superfast coverage is limited here. Streaming HD video should work on one device. Multiple simultaneous streams may struggle during peak hours. 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.
FWA broadband has not reached SM1 1AY yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
0% of premises at SM1 1AY 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 15.4% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at SM1 1AY 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 SM1 1AY 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. Strong 4G coverage combined with limited fixed broadband means 4G home broadband could be a practical alternative here.
Suitability scores for SM1 1AY: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
SM1 1AY falls within the Sutton local authority area. The SM1 postcode area contains 806 postcodes on this site. Superfast broadband across SM1 ranges from 0% to 100%. SM1 1AY is below the area average of 95%.
How does SM1 1AY compare to its neighbours? SM1 1AW (0.01 miles, sutton-unparished-area) has 5.3% superfast coverage and 0% gigabit. SM1 1AX (0.02 miles, sutton-unparished-area) has 4.3% superfast coverage and 0% gigabit. SM1 1JH (0.04 miles, sutton-unparished-area) has 100% superfast coverage and 84.6% gigabit. SM1 1AZ (0.04 miles, sutton-unparished-area) has 100% superfast coverage and 100% gigabit. Neighbouring postcodes tend to have better superfast coverage.
Not every property at SM1 1AY gets the same speeds. Run a postcode check with each provider before signing up. Headline speeds are not guarantees. 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.
Every part of Sutton has its own feel. This data gives you the factual starting point. A visit fills in the rest.
What does all of this mean for someone considering SM1 1AY? Sutton 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. Sutton 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 SM1 1AY, 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.
That is the full data picture for SM1 1AY in Sutton. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. Check back periodically as data is refreshed with new releases.
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 SM1 1AY
What are the broadband speeds available at SM1 1AY?
Superfast broadband (30 Mbps+) is available to 15.4% of premises at SM1 1AY.
What is the average house price near SM1 1AY?
No recent house price data is available for SM1 1AY.
What is the flood risk for properties at SM1 1AY?
SM1 1AY has a High flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SM1 1AY area?
School data for SM1 1AY is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SM1 1AY compare to other areas?
Crime data for this area is being updated.
How suitable is SM1 1AY for remote working?
SM1 1AY scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SM1 1AY?
4G outdoor coverage at SM1 1AY is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SM1 1AY?
EPC data for SM1 1AY is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SM1 1AY?
Council tax band information for SM1 1AY is being updated.
How accessible are GP surgeries near SM1 1AY?
GP surgery data for SM1 1AY is being updated. Check NHS.uk for the latest.
What transport links are available near SM1 1AY?
Transport data for SM1 1AY is being updated.
Is SM1 1AY a suitable area for families?
SM1 1AY scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SM1 1AY?
Air quality data for SM1 1AY is being updated.
How far is the nearest EV charging point from SM1 1AY?
EV charging data for SM1 1AY is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SM1 1AY?
Full fibre availability at SM1 1AY is being updated. Check Openreach for the latest rollout status.
Area suitability scores
SM1 1AYRemote 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
Sutton
District
Sutton
Region
Constituency
LSOA
E01034156
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