CO1 postcode
Broadband in CO1 1XX
Colchester, Colchester
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 10 March 2026
Flood Risk
Medium
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 CO1 1XX. 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 CO1 1XX.
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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) | 97% | 97% | 10-20 Mbps |
| Superfast (30+ Mbps) | 97% | 97% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 97% | 97% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 97% | 97% | 900-1,000 Mbps |
Speed Distribution at CO1 1XX
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: Medium
This postcode is in undefined — medium risk of flooding from rivers and sea.
Flood Zone
Risk Level
Medium
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 Colchester
Most common: Band
Annual council tax estimates for , 2024/25
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Check Deals →Living near CO1 1XX
Colchester is home to CO1 1XX. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and local services all follow. The numbers speak for themselves.
Superfast coverage here stands at 97.3%. Nationally, 93% of UK premises have access. Coverage at this postcode is strong. Ultrafast broadband (100 Mbps+) reaches 97.3% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 97.3% of premises. Most homes can access gigabit speeds if they choose to.
The speed distribution at CO1 1XX tells a more detailed story than headline figures alone. 2.7% of connections fall in the 10 to 30 Mbps range. 97.3% 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.
Here is how the broadband at CO1 1XX maps against common household needs. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.
100% of properties at CO1 1XX can get Fixed Wireless Access broadband. This can be a useful alternative where fibre rollout is incomplete. FWA coverage is strong here. Providers like Three and EE offer home broadband over their mobile networks.
0% of premises at CO1 1XX 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 97.3% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at CO1 1XX is rated Medium. 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 CO1 1XX 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 CO1 1XX: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
CO1 1XX falls within the Colchester local authority area. The CO1 postcode area contains 514 postcodes on this site. Superfast broadband across CO1 ranges from 0% to 100%. CO1 1XX is above the area average of 89%.
How does CO1 1XX compare to its neighbours? CO1 1NJ (0.03 miles, colchester-unparished-area) has 66.7% superfast coverage and 66.7% gigabit. CO1 1NQ (0.06 miles, colchester-unparished-area) has 82.1% superfast coverage and 82.1% gigabit. CO1 1HU (0.06 miles, colchester-unparished-area) has 100% superfast coverage and 100% gigabit. CO1 1XX has better superfast coverage than its immediate neighbours.
When choosing a broadband provider at CO1 1XX, 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.
Colchester 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 CO1 1XX? Connectivity at CO1 1XX is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Colchester 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. Colchester 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 CO1 1XX, 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.
CO1 1XX in Colchester: 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 CO1 1XX
What are the broadband speeds available at CO1 1XX?
Superfast broadband (30 Mbps+) is available to 97.3% of premises at CO1 1XX. Ultrafast coverage is at 97.3%.
What is the average house price near CO1 1XX?
No recent house price data is available for CO1 1XX.
What is the flood risk for properties at CO1 1XX?
CO1 1XX has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the CO1 1XX area?
School data for CO1 1XX is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in CO1 1XX compare to other areas?
Crime data for this area is being updated.
How suitable is CO1 1XX for remote working?
CO1 1XX scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at CO1 1XX?
4G outdoor coverage at CO1 1XX is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near CO1 1XX?
EPC data for CO1 1XX is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at CO1 1XX?
Council tax band information for CO1 1XX is being updated.
How accessible are GP surgeries near CO1 1XX?
GP surgery data for CO1 1XX is being updated. Check NHS.uk for the latest.
What transport links are available near CO1 1XX?
Transport data for CO1 1XX is being updated.
Is CO1 1XX a suitable area for families?
CO1 1XX scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at CO1 1XX?
Air quality data for CO1 1XX is being updated.
How far is the nearest EV charging point from CO1 1XX?
EV charging data for CO1 1XX is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at CO1 1XX?
Ultrafast broadband (100 Mbps+) reaches 97.3% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
CO1 1XXRemote Worker
50Based 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
Colchester
District
Colchester
Region
Constituency
LSOA
E01021647
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