SP3 postcode
Broadband in SP3 5DJ
Compton Chamberlayne, Wiltshire
Superfast broadband covers 50% of premises here.
Free, independent comparison · Ofcom verified data · Updated 29 March 2026
Flood Risk
Low
Fibre (FTTP)
No
Best speed
~30 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 SP3 5DJ is ~30 Mbps. That covers your 14 Mbps estimate.
Speed Test
Check your current download speed and see how it compares to what is available at SP3 5DJ.
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) | 0% | 0% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at SP3 5DJ
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: Low
This postcode is in undefined — low risk of flooding from rivers and sea.
Flood Zone
Risk Level
Low
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 Wiltshire
Most common: Band
Annual council tax estimates for , 2024/25
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SP3 5DJ sits in Compton Chamberlayne, part of Wiltshire. 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 broadband (30 Mbps+) coverage at SP3 5DJ stands at 50%. That is below the UK average of 93%.
Looking at the full speed profile for SP3 5DJ gives a better picture of what to expect. 50% of connections fall in the 10 to 30 Mbps range. 50% of connections fall in the 30 to 300 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.
What do the broadband speeds at SP3 5DJ mean in practice?
Fixed Wireless Access is not currently available at SP3 5DJ. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.
0% of premises at SP3 5DJ 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 SP3 5DJ is rated Low. Minor precautions may be worth considering. Check with insurers about any loading on premiums.
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 SP3 5DJ 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 SP3 5DJ: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
SP3 5DJ falls within the Wiltshire local authority area. The immediate area is Compton Chamberlayne, a distinct community within the wider district. The SP3 postcode area contains 667 postcodes on this site. Superfast broadband across SP3 ranges from 0% to 100%. SP3 5DJ is below the area average of 90%.
How does SP3 5DJ compare to its neighbours? SP3 5DH (0.04 miles, compton-chamberlayne) has 66.7% superfast coverage and 0% gigabit. Neighbouring postcodes tend to have better superfast coverage.
Broadband availability varies by provider and by property. At SP3 5DJ, 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.
Life in Compton Chamberlayne depends on what matters to you. Broadband, transport, and local services vary by street.
Pulling the data together for SP3 5DJ, here is what stands out. Wiltshire 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. Compton Chamberlayne 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 SP3 5DJ, 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.
That is the full data picture for SP3 5DJ in Compton Chamberlayne. 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 SP3 5DJ
What are the broadband speeds available at SP3 5DJ?
Superfast broadband (30 Mbps+) is available to 50% of premises at SP3 5DJ.
What is the average house price near SP3 5DJ?
No recent house price data is available for SP3 5DJ.
What is the flood risk for properties at SP3 5DJ?
SP3 5DJ has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SP3 5DJ area?
School data for SP3 5DJ is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SP3 5DJ compare to other areas?
Crime data for this area is being updated.
How suitable is SP3 5DJ for remote working?
SP3 5DJ scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SP3 5DJ?
4G outdoor coverage at SP3 5DJ is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SP3 5DJ?
EPC data for SP3 5DJ is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SP3 5DJ?
Council tax band information for SP3 5DJ is being updated.
How accessible are GP surgeries near SP3 5DJ?
GP surgery data for SP3 5DJ is being updated. Check NHS.uk for the latest.
What transport links are available near SP3 5DJ?
Transport data for SP3 5DJ is being updated.
Is SP3 5DJ a suitable area for families?
SP3 5DJ scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SP3 5DJ?
Air quality data for SP3 5DJ is being updated.
How far is the nearest EV charging point from SP3 5DJ?
EV charging data for SP3 5DJ is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SP3 5DJ?
Full fibre availability at SP3 5DJ is being updated. Check Openreach for the latest rollout status.
Area suitability scores
SP3 5DJRemote 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.
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Area info
Parish
Compton Chamberlayne
District
Wiltshire
Region
Constituency
LSOA
E01032004
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