SG7 postcode

Broadband in SG7 5ER

Radwell, North Hertfordshire

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 2 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Sage MitchellData last verified: 2 March 2026

Speed Calculator

Adjust the options below to see how much broadband speed your household needs.

2
18

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.

Estimated speed needed14 Mbps

Gigabit broadband (Gigabit (1Gbps+)) is available at SG7 5ER. That covers your 14 Mbps needs with room to spare.

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Speed Test

Check your current download speed and see how it compares to what is available at SG7 5ER.

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)

TechnologyAvailableCoverageTypical Speed
Standard (ADSL)33%
33%
10-20 Mbps
Superfast (30+ Mbps)33%
33%
30-80 Mbps
Ultrafast (100+ Mbps)33%
33%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit33%
33%
900-1,000 Mbps

Speed Distribution at SG7 5ER

2–5 Mbps (67%)
300+ Mbps (33%)

Source: Ofcom Connected Nations 2025

Mobile coverage

4G & 5G coverage · Ofcom Connected Nations 2025

4G Outdoor

95%

4G Indoor

85%

5G Outdoor

%

Networks with 4G

EEO2ThreeVodafone
Ofcom Connected Nations 2025

Schools nearby

Nearest schools within 5 miles · Ofsted ratings as at Jan 2026

Schools data is currently unavailable.

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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

Environment Agency

Air quality

Particulate matter & nitrogen dioxide levels

air quality

Air quality data not available.

PM2.5 (fine particles) μg/m³

WHO guideline: 15 μg/m³

PM10 (coarse particles) μg/m³

WHO guideline: 45 μg/m³

NO₂ (nitrogen dioxide) μg/m³

WHO guideline: 25 μg/m³

DEFRA UK-AIR · Guidelines: WHO 2021

Transport links

Nearest train stations and towns

Nearest train stations

No train stations found within 15 miles

Network Rail / National Rail · Straight-line distances

Council tax bands

Band distribution for North Hertfordshire

Most common: Band

A
5%£1,381
B
10%£1,611
C
20%£1,841
D
25%£2,071
E
20%£2,531
F
10%£2,991
G
8%£3,452
H
2%£4,142

Annual council tax estimates for , 2024/25

VOA (Valuation Office Agency)

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Living near SG7 5ER

This is the area guide for SG7 5ER, located in Radwell (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 SG7 5ER stands at 33.3%. That is below the UK average of 93%. Ultrafast broadband (100 Mbps+) reaches 33.3% of properties. Fewer than half of homes here can get ultrafast speeds. Gigabit-capable connections cover 33.3% of premises. Gigabit is available but not yet widespread at this postcode.

Looking at the full speed profile for SG7 5ER gives a better picture of what to expect. 66.7% of connections fall in the 2 to 5 Mbps range. 33.3% of connections fall in the 300 Mbps or faster range. 67% of premises get less than 5 Mbps. That is not enough for reliable video calls or streaming. 33.3% of premises can hit 300 Mbps or more. That is enough for demanding multi-device households.

What do the broadband speeds at SG7 5ER mean in practice? Superfast coverage is limited here. Streaming HD video should work on one device. Multiple simultaneous streams may struggle during peak hours. Over half of premises here are stuck on slow connections. Working from home with video calls will be difficult. Consider 4G home broadband as an alternative.

FWA broadband has not reached SG7 5ER 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 5ER 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 5ER 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.

Outdoor 4G mobile signal at SG7 5ER is available across 95% of the area. 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 5ER: 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 5ER is North Hertfordshire. The immediate area is Radwell, 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 5ER is below the area average of 91%.

How does SG7 5ER compare to its neighbours? SG7 5EP (0.03 miles, radwell) has 0% superfast coverage and 0% gigabit. SG7 5EW (0.05 miles, radwell) has 0% superfast coverage and 0% gigabit. SG7 5ER has better superfast coverage than its immediate neighbours.

Broadband availability varies by provider and by property. At SG7 5ER, 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.

Radwell offers a mix of residential properties and local amenities. The character of any area is best judged in person.

Pulling the data together for SG7 5ER, 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. Radwell 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 SG7 5ER, 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.

This covers the key data for SG7 5ER. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Radwell 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 SG7 5ER

What are the broadband speeds available at SG7 5ER?

Superfast broadband (30 Mbps+) is available to 33.3% of premises at SG7 5ER. Ultrafast coverage is at 33.3%.

What is the average house price near SG7 5ER?

No recent house price data is available for SG7 5ER.

What is the flood risk for properties at SG7 5ER?

SG7 5ER has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the SG7 5ER area?

School data for SG7 5ER is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SG7 5ER compare to other areas?

Crime data for this area is being updated.

How suitable is SG7 5ER for remote working?

SG7 5ER scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at SG7 5ER?

4G outdoor coverage at SG7 5ER is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SG7 5ER?

EPC data for SG7 5ER is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SG7 5ER?

Council tax band information for SG7 5ER is being updated.

How accessible are GP surgeries near SG7 5ER?

GP surgery data for SG7 5ER is being updated. Check NHS.uk for the latest.

What transport links are available near SG7 5ER?

Transport data for SG7 5ER is being updated.

Is SG7 5ER a suitable area for families?

SG7 5ER scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at SG7 5ER?

Air quality data for SG7 5ER is being updated.

How far is the nearest EV charging point from SG7 5ER?

EV charging data for SG7 5ER is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SG7 5ER?

Ultrafast broadband (100 Mbps+) reaches 33.3% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

SG7 5ER

Remote Worker

35

Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.

Family

50

Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.

Value for Money

50

Based on broadband quality relative to average house price in the area.

Map

Area info

Parish

Radwell

District

North Hertfordshire

Region

Constituency

LSOA

E01023585

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