CM5 postcode

Broadband in CM5 9AD

Ongar, Epping Forest

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 25 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Arthur TuringData last verified: 25 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 CM5 9AD. 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 CM5 9AD.

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)50%
50%
10-20 Mbps
Superfast (30+ Mbps)50%
50%
30-80 Mbps
Ultrafast (100+ Mbps)50%
50%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit50%
50%
900-1,000 Mbps

Speed Distribution at CM5 9AD

10–30 Mbps (50%)
300+ Mbps (50%)

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: Medium

This postcode is in undefined — medium risk of flooding from rivers and sea.

Flood Zone

Risk Level

Medium

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 Epping Forest

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 CM5 9AD

Ongar is home to CM5 9AD. 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 50%. Nationally, 93% of UK premises have access. Some properties may struggle with speed. Ultrafast broadband (100 Mbps+) reaches 50% of properties. Over half of premises have access to faster tiers. Gigabit-capable connections cover 50% of premises. Gigabit is available but not yet widespread at this postcode.

The speed distribution at CM5 9AD tells a more detailed story than headline figures alone. 50% of connections fall in the 10 to 30 Mbps range. 50% 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. 50% of premises can hit 300 Mbps or more. That is enough for demanding multi-device households.

Translating the numbers at CM5 9AD into daily use gives a clearer picture.

Fixed Wireless Access is not currently available at CM5 9AD. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at CM5 9AD 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 50% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at CM5 9AD 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.

Outdoor 4G mobile signal at CM5 9AD 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 CM5 9AD: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for CM5 9AD is Epping Forest. The immediate area is Ongar, a distinct community within the wider district. The CM5 postcode area contains 431 postcodes on this site. Superfast broadband across CM5 ranges from 0% to 100%. CM5 9AD is below the area average of 91%.

How does CM5 9AD compare to its neighbours? CM5 9BS (0.02 miles, ongar) has 100% superfast coverage and 100% gigabit. CM5 9FP (0.04 miles, ongar) has 100% superfast coverage and 100% gigabit. CM5 9AT (0.04 miles, ongar) has 100% superfast coverage and 100% gigabit. CM5 9AS (0.05 miles, ongar) has 93.3% superfast coverage and 93.3% gigabit. Neighbouring postcodes tend to have better superfast coverage.

Not every property at CM5 9AD 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.

Ongar 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 CM5 9AD? Epping Forest 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. Ongar 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 CM5 9AD, 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.

CM5 9AD in Ongar: 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 CM5 9AD

What are the broadband speeds available at CM5 9AD?

Superfast broadband (30 Mbps+) is available to 50% of premises at CM5 9AD. Ultrafast coverage is at 50%.

What is the average house price near CM5 9AD?

No recent house price data is available for CM5 9AD.

What is the flood risk for properties at CM5 9AD?

CM5 9AD has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the CM5 9AD area?

School data for CM5 9AD is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in CM5 9AD compare to other areas?

Crime data for this area is being updated.

How suitable is CM5 9AD for remote working?

CM5 9AD scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at CM5 9AD?

4G outdoor coverage at CM5 9AD is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near CM5 9AD?

EPC data for CM5 9AD is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at CM5 9AD?

Council tax band information for CM5 9AD is being updated.

How accessible are GP surgeries near CM5 9AD?

GP surgery data for CM5 9AD is being updated. Check NHS.uk for the latest.

What transport links are available near CM5 9AD?

Transport data for CM5 9AD is being updated.

Is CM5 9AD a suitable area for families?

CM5 9AD scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at CM5 9AD?

Air quality data for CM5 9AD is being updated.

How far is the nearest EV charging point from CM5 9AD?

EV charging data for CM5 9AD is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at CM5 9AD?

Ultrafast broadband (100 Mbps+) reaches 50% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

CM5 9AD

Remote Worker

35

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

Ongar

District

Epping Forest

Region

Constituency

LSOA

E01021755

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