LL21 postcode

Broadband in LL21 0TB

Llandrillo, Denbighshire

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 16 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Rex BlackwellData last verified: 16 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 LL21 0TB. 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 LL21 0TB.

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)38%
38%
10-20 Mbps
Superfast (30+ Mbps)38%
38%
30-80 Mbps
Ultrafast (100+ Mbps)13%
13%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit13%
13%
900-1,000 Mbps

Speed Distribution at LL21 0TB

2–5 Mbps (13%)
5–10 Mbps (13%)
10–30 Mbps (38%)
30–300 Mbps (25%)
300+ Mbps (13%)

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: Low

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

Flood Zone

Risk Level

Low

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 Denbighshire

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 LL21 0TB

LL21 0TB sits in Llandrillo, part of Denbighshire. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources.

37.5% of premises at LL21 0TB can access superfast broadband. Ultrafast (100 Mbps+) reaches 12.5% of properties. Gigabit-capable connections cover 12.5% of premises.

12.5% of premises here fall below the Universal Service Obligation of 10 Mbps. Some properties still lack adequate speeds. Next-generation access (NGA) reaches 87.5% of the area. 12.5% of connections can achieve 300 Mbps or faster.

Flood risk at LL21 0TB is rated Low. Minor precautions may be worth considering.

Coverage data includes EE,O2,Three,Vodafone.

Suitability scores for LL21 0TB: remote working 35/100, family 50/100, value 50/100. Remote workers may want to check actual speeds before committing.

Broadband availability varies by provider. Check coverage tools from BT, Virgin Media, and local operators. Compare contract lengths and total costs, not just headline speeds.

Llandrillo offers a mix of local amenities and residential properties. The character of the area is best judged by visiting in person.

Data sources include Ofcom (broadband), 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. All figures are the latest available at the time of writing.

Data is a starting point. Walk the streets at different times. Test your mobile signal. Check parking, noise, and the feel of the area. Some things only a visit can reveal.

That is the full data picture for LL21 0TB in Llandrillo. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. If you are comparing areas, check the district hub page for wider context.

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 LL21 0TB

What are the broadband speeds available at LL21 0TB?

Superfast broadband (30 Mbps+) is available to 37.5% of premises at LL21 0TB. Ultrafast coverage is at 12.5%.

What is the average house price near LL21 0TB?

No recent house price data is available for LL21 0TB.

What is the flood risk for properties at LL21 0TB?

LL21 0TB has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the LL21 0TB area?

School data for LL21 0TB is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in LL21 0TB compare to other areas?

Crime data for this area is being updated.

How suitable is LL21 0TB for remote working?

LL21 0TB scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at LL21 0TB?

Mobile coverage data for LL21 0TB is being updated. Check Ofcom coverage maps for the latest.

What is the most common energy efficiency rating near LL21 0TB?

EPC data for LL21 0TB is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at LL21 0TB?

Council tax band information for LL21 0TB is being updated.

How accessible are GP surgeries near LL21 0TB?

GP surgery data for LL21 0TB is being updated. Check NHS.uk for the latest.

What transport links are available near LL21 0TB?

Transport data for LL21 0TB is being updated.

Is LL21 0TB a suitable area for families?

LL21 0TB scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at LL21 0TB?

Air quality data for LL21 0TB is being updated.

How far is the nearest EV charging point from LL21 0TB?

EV charging data for LL21 0TB is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at LL21 0TB?

Ultrafast broadband (100 Mbps+) reaches 12.5% of premises. Full fibre status may vary by provider. Check Openreach and local operators for FTTP availability.

Area suitability scores

LL21 0TB

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

Llandrillo

District

Denbighshire

Region

Constituency

LSOA

W01000205

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