SG8 postcode
Broadband in SG8 9QL
Therfield, North Hertfordshire
Superfast broadband covers 56.3% of premises here.
Free, independent comparison · Ofcom verified data · Updated 26 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 SG8 9QL 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 SG8 9QL.
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Broadband availability
Source: Ofcom Connected Nations 2025 (Jul 2025)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 56% | 56% | 10-20 Mbps |
| Superfast (30+ Mbps) | 56% | 56% | 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 SG8 9QL
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 SG8 9QL
This is the area guide for SG8 9QL, located in Therfield (North Hertfordshire). It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.
Superfast broadband (30 Mbps+) coverage at SG8 9QL stands at 56.3%. That is below the UK average of 93%.
Looking at the full speed profile for SG8 9QL gives a better picture of what to expect. 43.8% of connections fall in the 10 to 30 Mbps range. 56.3% 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.
Translating the numbers at SG8 9QL into daily use gives a clearer picture.
Fixed Wireless Access is not currently available at SG8 9QL. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.
0% of premises at SG8 9QL 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 SG8 9QL 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 SG8 9QL 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 SG8 9QL: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
SG8 9QL falls within the North Hertfordshire local authority area. The immediate area is Therfield, a distinct community within the wider district. The SG8 postcode area contains 1263 postcodes on this site. Superfast broadband across SG8 ranges from 0% to 100%. SG8 9QL is below the area average of 95%.
How does SG8 9QL compare to its neighbours? SG8 9QN (0.04 miles, therfield) has 66.7% superfast coverage and 0% gigabit. SG8 9QP (0.06 miles, therfield) has 100% superfast coverage and 100% gigabit. Neighbouring postcodes tend to have better superfast coverage.
Not every property at SG8 9QL 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.
Therfield 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 SG8 9QL, a few things are worth highlighting. 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. Therfield 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 SG8 9QL. 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.
This covers the key data for SG8 9QL. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Therfield 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 SG8 9QL
What are the broadband speeds available at SG8 9QL?
Superfast broadband (30 Mbps+) is available to 56.3% of premises at SG8 9QL.
What is the average house price near SG8 9QL?
No recent house price data is available for SG8 9QL.
What is the flood risk for properties at SG8 9QL?
SG8 9QL has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the SG8 9QL area?
School data for SG8 9QL is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in SG8 9QL compare to other areas?
Crime data for this area is being updated.
How suitable is SG8 9QL for remote working?
SG8 9QL scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at SG8 9QL?
4G outdoor coverage at SG8 9QL is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near SG8 9QL?
EPC data for SG8 9QL is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at SG8 9QL?
Council tax band information for SG8 9QL is being updated.
How accessible are GP surgeries near SG8 9QL?
GP surgery data for SG8 9QL is being updated. Check NHS.uk for the latest.
What transport links are available near SG8 9QL?
Transport data for SG8 9QL is being updated.
Is SG8 9QL a suitable area for families?
SG8 9QL scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at SG8 9QL?
Air quality data for SG8 9QL is being updated.
How far is the nearest EV charging point from SG8 9QL?
EV charging data for SG8 9QL is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at SG8 9QL?
Full fibre availability at SG8 9QL is being updated. Check Openreach for the latest rollout status.
Area suitability scores
SG8 9QLRemote 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
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Area info
Parish
Therfield
District
North Hertfordshire
Region
Constituency
LSOA
E01023598
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