SG3 postcode
Broadband in SG3 6TG
Datchworth, East Hertfordshire
Superfast broadband covers 67.4% of premises here.
Free, independent comparison · Ofcom verified data · Updated 10 March 2026
Flood Risk
Medium
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 SG3 6TG 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 SG3 6TG.
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) | 67% | 67% | 10-20 Mbps |
| Superfast (30+ Mbps) | 67% | 67% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 0% | 0% | 100-300 Mbps |
| Full Fibre (FTTP) | 0% | 0% | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at SG3 6TG
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 East Hertfordshire
Most common: Band
Annual council tax estimates for , 2024/25
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Check Deals →Living near SG3 6TG
Datchworth is home to SG3 6TG. 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 broadband (30 Mbps+) coverage at SG3 6TG stands at 67.4%. That is below the UK average of 93%.
Looking at the full speed profile for SG3 6TG gives a better picture of what to expect. 32.6% of connections fall in the 10 to 30 Mbps range. 67.4% 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.
Here is how the broadband at SG3 6TG maps against common household needs.
FWA broadband has not reached SG3 6TG yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
The USO guarantees every UK home at least 10 Mbps. At SG3 6TG, 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 100% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at SG3 6TG 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 SG3 6TG 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 SG3 6TG: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for SG3 6TG is East Hertfordshire. The immediate area is Datchworth, a distinct community within the wider district. The SG3 postcode area contains 202 postcodes on this site. Superfast broadband across SG3 ranges from 0% to 100%. SG3 6TG is below the area average of 97%.
How does SG3 6TG compare to its neighbours? SG3 6TQ (0.03 miles, datchworth) has 73.8% superfast coverage and 0% gigabit. SG3 6UH (0.04 miles, datchworth) has 100% superfast coverage and 0% gigabit. SG3 6SX (0.04 miles, datchworth) has 100% superfast coverage and 100% gigabit. SG3 6GL (0.05 miles, datchworth) has 100% superfast coverage and 0% gigabit. Neighbouring postcodes tend to have better superfast coverage.
Broadband availability varies by provider and by property. At SG3 6TG, 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 Datchworth depends on what matters to you. Broadband, transport, and local services vary by street.
Pulling the data together for SG3 6TG, here is what stands out. East Hertfordshire 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. Datchworth 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 SG3 6TG, 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 SG3 6TG in Datchworth. 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 SG3 6TG
What are the broadband speeds available at SG3 6TG?
Superfast broadband (30 Mbps+) is available to 67.4% of premises at SG3 6TG.
What is the average house price near SG3 6TG?
No recent house price data is available for SG3 6TG.
What is the flood risk for properties at SG3 6TG?
SG3 6TG has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SG3 6TG area?
School data for SG3 6TG is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SG3 6TG compare to other areas?
Crime data for this area is being updated.
How suitable is SG3 6TG for remote working?
SG3 6TG scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SG3 6TG?
4G outdoor coverage at SG3 6TG is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SG3 6TG?
EPC data for SG3 6TG is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SG3 6TG?
Council tax band information for SG3 6TG is being updated.
How accessible are GP surgeries near SG3 6TG?
GP surgery data for SG3 6TG is being updated. Check NHS.uk for the latest.
What transport links are available near SG3 6TG?
Transport data for SG3 6TG is being updated.
Is SG3 6TG a suitable area for families?
SG3 6TG scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SG3 6TG?
Air quality data for SG3 6TG is being updated.
How far is the nearest EV charging point from SG3 6TG?
EV charging data for SG3 6TG is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SG3 6TG?
Full fibre availability at SG3 6TG is being updated. Check Openreach for the latest rollout status.
Area suitability scores
SG3 6TGRemote 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
Datchworth
District
East Hertfordshire
Region
Constituency
LSOA
E01023467
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