CO9 postcode

Broadband in CO9 1GT

Halstead, Braintree

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 21 March 2026

Flood Risk

High

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Sage MitchellData last verified: 21 March 2026

Speed Calculator

Adjust the options below to see how much broadband speed your household needs.

2
18

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.

Estimated speed needed14 Mbps

Gigabit broadband (Gigabit (1Gbps+)) is available at CO9 1GT. That covers your 14 Mbps needs with room to spare.

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Speed Test

Check your current download speed and see how it compares to what is available at CO9 1GT.

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)

TechnologyAvailableCoverageTypical 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
Gigabit100%
100%
900-1,000 Mbps

Speed Distribution at CO9 1GT

100%
300+ Mbps (100%)

Source: Ofcom Connected Nations 2025

Mobile coverage

4G & 5G coverage · Ofcom Connected Nations 2025

4G Outdoor

95%

4G Indoor

85%

5G Outdoor

%

Networks with 4G

EEO2ThreeVodafone
Ofcom Connected Nations 2025

Schools nearby

Nearest schools within 5 miles · Ofsted ratings as at Jan 2026

Schools data is currently unavailable.

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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

Environment Agency

Air quality

Particulate matter & nitrogen dioxide levels

air quality

Air quality data not available.

PM2.5 (fine particles) μg/m³

WHO guideline: 15 μg/m³

PM10 (coarse particles) μg/m³

WHO guideline: 45 μg/m³

NO₂ (nitrogen dioxide) μg/m³

WHO guideline: 25 μg/m³

DEFRA UK-AIR · Guidelines: WHO 2021

Transport links

Nearest train stations and towns

Nearest train stations

No train stations found within 15 miles

Network Rail / National Rail · Straight-line distances

Council tax bands

Band distribution for Braintree

Most common: Band

A
5%£1,381
B
10%£1,611
C
20%£1,841
D
25%£2,071
E
20%£2,531
F
10%£2,991
G
8%£3,452
H
2%£4,142

Annual council tax estimates for , 2024/25

VOA (Valuation Office Agency)

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Living near CO9 1GT

CO9 1GT sits in Halstead, part of Braintree. 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.

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 CO9 1GT 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.

What do the broadband speeds at CO9 1GT mean in practice? Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

FWA broadband has not reached CO9 1GT yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

0% of premises at CO9 1GT 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 CO9 1GT 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 CO9 1GT 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 CO9 1GT: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for CO9 1GT is Braintree. The immediate area is Halstead, a distinct community within the wider district. The CO9 postcode area contains 904 postcodes on this site. Superfast broadband across CO9 ranges from 0% to 100%. CO9 1GT is close to the area average of 96%.

How does CO9 1GT compare to its neighbours? CO9 1GR (0.04 miles, halstead) has 100% superfast coverage and 100% gigabit. CO9 1GS (0.04 miles, halstead) has 100% superfast coverage and 71.4% gigabit. CO9 1LQ (0.06 miles, halstead) has 100% superfast coverage and 0% gigabit. Coverage is broadly similar across these neighbouring postcodes.

When choosing a broadband provider at CO9 1GT, 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.

Every part of Halstead has its own feel. This data gives you the factual starting point. A visit fills in the rest.

Pulling the data together for CO9 1GT, here is what stands out. Connectivity at CO9 1GT is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Braintree 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. Halstead 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 Halstead. 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.

That is the full data picture for CO9 1GT in Halstead. 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 CO9 1GT

What are the broadband speeds available at CO9 1GT?

Superfast broadband (30 Mbps+) is available to 100% of premises at CO9 1GT. Ultrafast coverage is at 100%.

What is the average house price near CO9 1GT?

No recent house price data is available for CO9 1GT.

What is the flood risk for properties at CO9 1GT?

CO9 1GT has a High flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the CO9 1GT area?

School data for CO9 1GT is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CO9 1GT compare to other areas?

Crime data for this area is being updated.

How suitable is CO9 1GT for remote working?

CO9 1GT scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CO9 1GT?

4G outdoor coverage at CO9 1GT is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near CO9 1GT?

EPC data for CO9 1GT is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CO9 1GT?

Council tax band information for CO9 1GT is being updated.

How accessible are GP surgeries near CO9 1GT?

GP surgery data for CO9 1GT is being updated. Check NHS.uk for the latest.

What transport links are available near CO9 1GT?

Transport data for CO9 1GT is being updated.

Is CO9 1GT a suitable area for families?

CO9 1GT scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CO9 1GT?

Air quality data for CO9 1GT is being updated.

How far is the nearest EV charging point from CO9 1GT?

EV charging data for CO9 1GT is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CO9 1GT?

Ultrafast broadband (100 Mbps+) reaches 100% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

CO9 1GT

Remote Worker

55

Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.

Family

50

Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.

Value for Money

50

Based on broadband quality relative to average house price in the area.

Map

Area info

Parish

Halstead

District

Braintree

Region

Constituency

LSOA

E01021392

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