AL3 postcode

Broadband in AL3 8ED

Flamstead, Dacorum

Superfast broadband covers 68.4% of premises here.

Best speed~30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 2 March 2026

Flood Risk

High

Fibre (FTTP)

No

Best speed

~30 Mbps

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

The best available speed at AL3 8ED is ~30 Mbps. That covers your 14 Mbps estimate.

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Speed Test

Check your current download speed and see how it compares to what is available at AL3 8ED.

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)68%
68%
10-20 Mbps
Superfast (30+ Mbps)68%
68%
30-80 Mbps
Ultrafast (100+ Mbps)0%
0%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at AL3 8ED

10–30 Mbps (32%)
30–300 Mbps (68%)

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: High

This postcode is in undefined — high risk of flooding from rivers and sea.

Flood Zone

Risk Level

High

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 Dacorum

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 8ED

AL3 8ED sits in Flamstead, part of Dacorum. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources. Use it alongside your own research when comparing areas.

Superfast broadband (30 Mbps+) coverage at AL3 8ED stands at 68.4%. That is below the UK average of 93%.

The speed distribution at AL3 8ED tells a more detailed story than headline figures alone. 31.6% of connections fall in the 10 to 30 Mbps range. 68.4% 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.

Translating the numbers at AL3 8ED into daily use gives a clearer picture.

Fixed Wireless Access is not currently available at AL3 8ED. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at AL3 8ED 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 AL3 8ED is rated High. 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 8ED 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 AL3 8ED: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for AL3 8ED is Dacorum. The immediate area is Flamstead, 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 8ED is below the area average of 91%.

How does AL3 8ED compare to its neighbours? AL3 8EB (0.03 miles, flamstead) has 73.9% superfast coverage and 0% gigabit. AL3 8EF (0.05 miles, flamstead) has 100% superfast coverage and 0% gigabit. Neighbouring postcodes tend to have better superfast coverage.

When choosing a broadband provider at AL3 8ED, check what technology reaches your specific address. Availability varies by street and sometimes by building. 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 Flamstead depends on what matters to you. Broadband, transport, and local services vary by street.

What does all of this mean for someone considering AL3 8ED? Dacorum 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. Flamstead 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 8ED, 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 AL3 8ED in Flamstead. 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 AL3 8ED

What are the broadband speeds available at AL3 8ED?

Superfast broadband (30 Mbps+) is available to 68.4% of premises at AL3 8ED.

What is the average house price near AL3 8ED?

No recent house price data is available for AL3 8ED.

What is the flood risk for properties at AL3 8ED?

AL3 8ED has a High flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the AL3 8ED area?

School data for AL3 8ED is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in AL3 8ED compare to other areas?

Crime data for this area is being updated.

How suitable is AL3 8ED for remote working?

AL3 8ED scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at AL3 8ED?

4G outdoor coverage at AL3 8ED is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near AL3 8ED?

EPC data for AL3 8ED is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at AL3 8ED?

Council tax band information for AL3 8ED is being updated.

How accessible are GP surgeries near AL3 8ED?

GP surgery data for AL3 8ED is being updated. Check NHS.uk for the latest.

What transport links are available near AL3 8ED?

Transport data for AL3 8ED is being updated.

Is AL3 8ED a suitable area for families?

AL3 8ED scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at AL3 8ED?

Air quality data for AL3 8ED is being updated.

How far is the nearest EV charging point from AL3 8ED?

EV charging data for AL3 8ED is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at AL3 8ED?

Full fibre availability at AL3 8ED is being updated. Check Openreach for the latest rollout status.

Area suitability scores

AL3 8ED

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

Flamstead

District

Dacorum

Region

Constituency

LSOA

E01023430

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