SG7 postcode
Broadband in SG7 5DZ
Bygrave, North Hertfordshire
Superfast broadband covers 16.7% of premises here.
Free, independent comparison · Ofcom verified data · Updated 20 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 SG7 5DZ 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 SG7 5DZ.
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) | 17% | 17% | 10-20 Mbps |
| Superfast (30+ Mbps) | 17% | 17% | 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 SG7 5DZ
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 North Hertfordshire
Most common: Band
Annual council tax estimates for , 2024/25
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Check Deals →Living near SG7 5DZ
Bygrave is home to SG7 5DZ. 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 SG7 5DZ stands at 16.7%. That is below the UK average of 93%.
Here is how broadband speeds break down across premises at SG7 5DZ. 33.3% of connections fall in the 2 to 5 Mbps range. 33.3% of connections fall in the 5 to 10 Mbps range. 16.7% of connections fall in the 10 to 30 Mbps range. 16.7% of connections fall in the 30 to 300 Mbps range. 33% of premises get less than 5 Mbps. That is not enough for reliable video calls or streaming.
What do the broadband speeds at SG7 5DZ mean in practice? Superfast coverage is limited here. Streaming HD video should work on one device. Multiple simultaneous streams may struggle during peak hours. Limited superfast coverage means remote workers should test their connection carefully. Video calls may drop or pixelate. A mobile hotspot can serve as a backup.
FWA broadband has not reached SG7 5DZ yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
0% of premises at SG7 5DZ 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 SG7 5DZ 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 SG7 5DZ 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 SG7 5DZ: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for SG7 5DZ is North Hertfordshire. The immediate area is Bygrave, a distinct community within the wider district. The SG7 postcode area contains 437 postcodes on this site. Superfast broadband across SG7 ranges from 0% to 100%. SG7 5DZ is below the area average of 91%.
How does SG7 5DZ compare to its neighbours? SG7 5EA (0.03 miles, bygrave) has 28.6% superfast coverage and 0% gigabit. SG7 5EB (0.03 miles, bygrave) has 0% superfast coverage and 0% gigabit. Coverage is broadly similar across these neighbouring postcodes.
Not every property at SG7 5DZ 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.
Every part of Bygrave has its own feel. This data gives you the factual starting point. A visit fills in the rest.
Pulling the data together for SG7 5DZ, here is what stands out. North 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. Bygrave 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.
Numbers tell part of the story for SG7 5DZ. Visit at different times of day. Talk to neighbours. Check mobile signal indoors. Walk the route to the nearest school or station. Test the broadband speed from inside the property. These things do not show up in data.
That is the full data picture for SG7 5DZ in Bygrave. 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 SG7 5DZ
What are the broadband speeds available at SG7 5DZ?
Superfast broadband (30 Mbps+) is available to 16.7% of premises at SG7 5DZ.
What is the average house price near SG7 5DZ?
No recent house price data is available for SG7 5DZ.
What is the flood risk for properties at SG7 5DZ?
SG7 5DZ has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SG7 5DZ area?
School data for SG7 5DZ is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SG7 5DZ compare to other areas?
Crime data for this area is being updated.
How suitable is SG7 5DZ for remote working?
SG7 5DZ scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SG7 5DZ?
4G outdoor coverage at SG7 5DZ is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SG7 5DZ?
EPC data for SG7 5DZ is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SG7 5DZ?
Council tax band information for SG7 5DZ is being updated.
How accessible are GP surgeries near SG7 5DZ?
GP surgery data for SG7 5DZ is being updated. Check NHS.uk for the latest.
What transport links are available near SG7 5DZ?
Transport data for SG7 5DZ is being updated.
Is SG7 5DZ a suitable area for families?
SG7 5DZ scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SG7 5DZ?
Air quality data for SG7 5DZ is being updated.
How far is the nearest EV charging point from SG7 5DZ?
EV charging data for SG7 5DZ is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SG7 5DZ?
Full fibre availability at SG7 5DZ is being updated. Check Openreach for the latest rollout status.
Area suitability scores
SG7 5DZRemote 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
Bygrave
District
North Hertfordshire
Region
Constituency
LSOA
E01023585
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