AL3 postcode

Broadband in AL3 7NS

Redbourn, St Albans

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 29 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Arthur TuringData last verified: 29 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 AL3 7NS. 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 AL3 7NS.

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)100%
100%
10-20 Mbps
Superfast (30+ Mbps)100%
100%
30-80 Mbps
Ultrafast (100+ Mbps)17%
17%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit17%
17%
900-1,000 Mbps

Speed Distribution at AL3 7NS

30–300 Mbps (83%)
300+ Mbps (17%)

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 St Albans

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 AL3 7NS

Looking at AL3 7NS in Redbourn? Here is what the data says. From broadband coverage to crime rates, this is the full picture. All numbers are from official sources. The guide is updated as new data becomes available.

100% of premises at AL3 7NS can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. Ultrafast broadband (100 Mbps+) reaches 16.7% of properties. Fewer than half of homes here can get ultrafast speeds. Gigabit-capable connections cover 16.7% of premises. Gigabit is available but not yet widespread at this postcode.

The speed distribution at AL3 7NS tells a more detailed story than headline figures alone. 83.3% of connections fall in the 30 to 300 Mbps range. 16.7% of connections fall in the 300 Mbps or faster range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.

Here is how the broadband at AL3 7NS maps against common household needs. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

FWA broadband has not reached AL3 7NS 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 AL3 7NS, 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 AL3 7NS 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 AL3 7NS 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.

Suitability scores for AL3 7NS: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for AL3 7NS is St Albans. The immediate area is Redbourn, a distinct community within the wider district. The AL3 postcode area contains 950 postcodes on this site. Superfast broadband across AL3 ranges from 0% to 100%. AL3 7NS is above the area average of 91%.

How does AL3 7NS compare to its neighbours? AL3 7LH (0.03 miles, redbourn) has 100% superfast coverage and 100% gigabit. AL3 7LJ (0.04 miles, redbourn) has 100% superfast coverage and 0% gigabit. AL3 7FA (0.04 miles, redbourn) has 100% superfast coverage and 58.3% gigabit. AL3 7LR (0.05 miles, redbourn) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.

Broadband availability varies by provider and by property. At AL3 7NS, 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.

Every part of Redbourn has its own feel. This data gives you the factual starting point. A visit fills in the rest.

What does all of this mean for someone considering AL3 7NS? Connectivity at AL3 7NS is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. St Albans 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. Redbourn 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 AL3 7NS, 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.

AL3 7NS in Redbourn: broadband, house prices, crime, schools, and more. All from verified sources. Run a speed test above for a live reading. Compare with nearby postcodes to see how this area stacks up against its neighbours.

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 AL3 7NS

What are the broadband speeds available at AL3 7NS?

Superfast broadband (30 Mbps+) is available to 100% of premises at AL3 7NS. Ultrafast coverage is at 16.7%.

What is the average house price near AL3 7NS?

No recent house price data is available for AL3 7NS.

What is the flood risk for properties at AL3 7NS?

AL3 7NS has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the AL3 7NS area?

School data for AL3 7NS is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in AL3 7NS compare to other areas?

Crime data for this area is being updated.

How suitable is AL3 7NS for remote working?

AL3 7NS scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at AL3 7NS?

4G outdoor coverage at AL3 7NS is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near AL3 7NS?

EPC data for AL3 7NS is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at AL3 7NS?

Council tax band information for AL3 7NS is being updated.

How accessible are GP surgeries near AL3 7NS?

GP surgery data for AL3 7NS is being updated. Check NHS.uk for the latest.

What transport links are available near AL3 7NS?

Transport data for AL3 7NS is being updated.

Is AL3 7NS a suitable area for families?

AL3 7NS scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at AL3 7NS?

Air quality data for AL3 7NS is being updated.

How far is the nearest EV charging point from AL3 7NS?

EV charging data for AL3 7NS is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at AL3 7NS?

Ultrafast broadband (100 Mbps+) reaches 16.7% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

AL3 7NS

Remote Worker

55

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

Redbourn

District

St Albans

Region

Constituency

LSOA

E01023724

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