CR0 postcode
Broadband in CR0 4SZ
Sutton, Sutton
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 23 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 CR0 4SZ. 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 CR0 4SZ.
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) | N/A | N/A | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at CR0 4SZ
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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This is the area guide for CR0 4SZ, located in Sutton. It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.
Superfast broadband (30 Mbps+) coverage at CR0 4SZ stands at 100%. That is above the UK average of 93%. 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.
Here is how broadband speeds break down across premises at CR0 4SZ. 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 CR0 4SZ 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 CR0 4SZ. 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 CR0 4SZ, 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 CR0 4SZ 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 CR0 4SZ 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 CR0 4SZ: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
CR0 4SZ falls within the Sutton local authority area. The CR0 postcode area contains 2765 postcodes on this site. Superfast broadband across CR0 ranges from 0% to 100%. CR0 4SZ is close to the area average of 97%.
How does CR0 4SZ compare to its neighbours? CR0 4SH (0.03 miles, sutton-unparished-area) has 100% superfast coverage and 100% gigabit. CR0 4SX (0.04 miles, sutton-unparished-area) has 100% superfast coverage and 100% gigabit. CR0 4SL (0.06 miles, sutton-unparished-area) has 100% superfast coverage and 100% gigabit. CR0 4SY (0.06 miles, sutton-unparished-area) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.
When choosing a broadband provider at CR0 4SZ, 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.
Sutton 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 CR0 4SZ? Connectivity at CR0 4SZ is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. 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.
Numbers tell part of the story for CR0 4SZ. 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.
CR0 4SZ in Sutton: 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 CR0 4SZ
What are the broadband speeds available at CR0 4SZ?
Superfast broadband (30 Mbps+) is available to 100% of premises at CR0 4SZ. Ultrafast coverage is at 100%.
What is the average house price near CR0 4SZ?
No recent house price data is available for CR0 4SZ.
What is the flood risk for properties at CR0 4SZ?
CR0 4SZ has a High flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the CR0 4SZ area?
School data for CR0 4SZ is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in CR0 4SZ compare to other areas?
Crime data for this area is being updated.
How suitable is CR0 4SZ for remote working?
CR0 4SZ scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at CR0 4SZ?
4G outdoor coverage at CR0 4SZ is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near CR0 4SZ?
EPC data for CR0 4SZ is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at CR0 4SZ?
Council tax band information for CR0 4SZ is being updated.
How accessible are GP surgeries near CR0 4SZ?
GP surgery data for CR0 4SZ is being updated. Check NHS.uk for the latest.
What transport links are available near CR0 4SZ?
Transport data for CR0 4SZ is being updated.
Is CR0 4SZ a suitable area for families?
CR0 4SZ scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at CR0 4SZ?
Air quality data for CR0 4SZ is being updated.
How far is the nearest EV charging point from CR0 4SZ?
EV charging data for CR0 4SZ is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at CR0 4SZ?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
CR0 4SZRemote 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
Sutton
District
Sutton
Region
Constituency
LSOA
E01004078
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