CM18 postcode
Broadband in CM18 7LR
Harlow, Harlow
Superfast broadband covers 50% of premises here.
Free, independent comparison · Ofcom verified data · Updated 22 March 2026
Flood Risk
Medium
Fibre (FTTP)
No
Best speed
~100 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 CM18 7LR is ~100 Mbps. That covers your 14 Mbps estimate.
Speed Test
Check your current download speed and see how it compares to what is available at CM18 7LR.
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) | 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 |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at CM18 7LR
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 Harlow
Most common: Band
Annual council tax estimates for , 2024/25
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This is the area guide for CM18 7LR, located in Harlow. It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.
50% of premises at CM18 7LR can access superfast broadband. The UK average is 93%. There is room for improvement here. Ultrafast broadband (100 Mbps+) reaches 50% of properties. Over half of premises have access to faster tiers.
Looking at the full speed profile for CM18 7LR gives a better picture of what to expect. 50% of connections fall in the 5 to 10 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 CM18 7LR into daily use gives a clearer picture.
Fixed Wireless Access is not currently available at CM18 7LR. 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 CM18 7LR, 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 50% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at CM18 7LR 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 CM18 7LR 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. Strong 4G coverage combined with limited fixed broadband means 4G home broadband could be a practical alternative here.
Suitability scores for CM18 7LR: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for CM18 7LR is Harlow. The CM18 postcode area contains 427 postcodes on this site. Superfast broadband across CM18 ranges from 0% to 100%. CM18 7LR is below the area average of 98%.
How does CM18 7LR compare to its neighbours? CM18 7ND (0.03 miles, harlow-unparished-area) has 100% superfast coverage and 0% gigabit. CM18 7QR (0.06 miles, harlow-unparished-area) has 100% superfast coverage and 0% gigabit. CM18 7PT (0.06 miles, harlow-unparished-area) has 100% superfast coverage and 96% gigabit. Neighbouring postcodes tend to have better superfast coverage.
Broadband availability varies by provider and by property. At CM18 7LR, check individual coverage tools from BT, Sky, Virgin Media, and local operators. 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.
Harlow offers a mix of residential properties and local amenities. The character of any area is best judged in person.
Looking at the overall picture for CM18 7LR, a few things are worth highlighting. Harlow 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. Harlow 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 Harlow. 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.
This covers the key data for CM18 7LR. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Harlow hub page. Bookmark this page and check back as new data arrives.
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 CM18 7LR
What are the broadband speeds available at CM18 7LR?
Superfast broadband (30 Mbps+) is available to 50% of premises at CM18 7LR. Ultrafast coverage is at 50%.
What is the average house price near CM18 7LR?
No recent house price data is available for CM18 7LR.
What is the flood risk for properties at CM18 7LR?
CM18 7LR has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the CM18 7LR area?
School data for CM18 7LR is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in CM18 7LR compare to other areas?
Crime data for this area is being updated.
How suitable is CM18 7LR for remote working?
CM18 7LR scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at CM18 7LR?
4G outdoor coverage at CM18 7LR is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near CM18 7LR?
EPC data for CM18 7LR is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at CM18 7LR?
Council tax band information for CM18 7LR is being updated.
How accessible are GP surgeries near CM18 7LR?
GP surgery data for CM18 7LR is being updated. Check NHS.uk for the latest.
What transport links are available near CM18 7LR?
Transport data for CM18 7LR is being updated.
Is CM18 7LR a suitable area for families?
CM18 7LR scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at CM18 7LR?
Air quality data for CM18 7LR is being updated.
How far is the nearest EV charging point from CM18 7LR?
EV charging data for CM18 7LR is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at CM18 7LR?
Ultrafast broadband (100 Mbps+) reaches 50% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
CM18 7LRRemote 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
Harlow
District
Harlow
Region
Constituency
LSOA
E01021859
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