BN42 postcode
Broadband in BN42 4YN
Adur, Adur
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 13 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 BN42 4YN. 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 BN42 4YN.
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 BN42 4YN
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 Adur
Most common: Band
Annual council tax estimates for , 2024/25
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Looking at BN42 4YN in Adur? Here is what the data says. From broadband coverage to crime rates, this is the full picture. All numbers are from official sources. The guide is updated as new data becomes available.
100% of premises at BN42 4YN can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. 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 BN42 4YN. 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 BN42 4YN 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 BN42 4YN. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.
0% of premises at BN42 4YN 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 BN42 4YN 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 BN42 4YN 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 BN42 4YN: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for BN42 4YN is Adur. The BN42 postcode area contains 214 postcodes on this site. Superfast broadband across BN42 ranges from 0% to 100%. BN42 4YN is close to the area average of 99%.
How does BN42 4YN compare to its neighbours? BN42 4YJ (0.04 miles, adur-unparished-area) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.
When choosing a broadband provider at BN42 4YN, 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 Adur has its own feel. This data gives you the factual starting point. A visit fills in the rest.
What does all of this mean for someone considering BN42 4YN? Connectivity at BN42 4YN is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Adur 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. Adur 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 Adur. 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 BN42 4YN in Adur. 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 BN42 4YN
What are the broadband speeds available at BN42 4YN?
Superfast broadband (30 Mbps+) is available to 100% of premises at BN42 4YN. Ultrafast coverage is at 100%.
What is the average house price near BN42 4YN?
No recent house price data is available for BN42 4YN.
What is the flood risk for properties at BN42 4YN?
BN42 4YN has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the BN42 4YN area?
School data for BN42 4YN is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in BN42 4YN compare to other areas?
Crime data for this area is being updated.
How suitable is BN42 4YN for remote working?
BN42 4YN scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at BN42 4YN?
4G outdoor coverage at BN42 4YN is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near BN42 4YN?
EPC data for BN42 4YN is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at BN42 4YN?
Council tax band information for BN42 4YN is being updated.
How accessible are GP surgeries near BN42 4YN?
GP surgery data for BN42 4YN is being updated. Check NHS.uk for the latest.
What transport links are available near BN42 4YN?
Transport data for BN42 4YN is being updated.
Is BN42 4YN a suitable area for families?
BN42 4YN scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at BN42 4YN?
Air quality data for BN42 4YN is being updated.
How far is the nearest EV charging point from BN42 4YN?
EV charging data for BN42 4YN is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at BN42 4YN?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
BN42 4YNRemote 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
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Area info
Parish
Adur
District
Adur
Region
Constituency
LSOA
E01031351
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