RH20 postcode

Broadband in RH20 1LT

Coldwaltham, Horsham

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

High

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 RH20 1LT. 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 RH20 1LT.

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)88%
88%
10-20 Mbps
Superfast (30+ Mbps)88%
88%
30-80 Mbps
Ultrafast (100+ Mbps)88%
88%
100-300 Mbps
Full Fibre (FTTP)N/A
N/A
300-900 Mbps
Gigabit88%
88%
900-1,000 Mbps

Speed Distribution at RH20 1LT

0–2 Mbps (13%)
300+ Mbps (88%)

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 Horsham

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 RH20 1LT

RH20 1LT sits in Coldwaltham, part of Horsham. 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 coverage here stands at 87.5%. Nationally, 93% of UK premises have access. Most properties here can get a decent connection. Ultrafast broadband (100 Mbps+) reaches 87.5% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 87.5% of premises. Most homes can access gigabit speeds if they choose to.

The speed distribution at RH20 1LT tells a more detailed story than headline figures alone. 12.5% of connections fall in the below 2 Mbps range. 87.5% of connections fall in the 300 Mbps or faster range. 13% of premises get less than 5 Mbps. That is not enough for reliable video calls or streaming. Over half of connections exceed 300 Mbps. That supports multiple 4K streams, large file transfers, and cloud gaming without issue.

What do the broadband speeds at RH20 1LT mean in practice? Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

FWA broadband has not reached RH20 1LT yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

0% of premises at RH20 1LT 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 87.5% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at RH20 1LT 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 RH20 1LT 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 RH20 1LT: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for RH20 1LT is Horsham. The immediate area is Coldwaltham, a distinct community within the wider district. The RH20 postcode area contains 867 postcodes on this site. Superfast broadband across RH20 ranges from 0% to 100%. RH20 1LT is close to the area average of 91%.

When choosing a broadband provider at RH20 1LT, 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 Coldwaltham depends on what matters to you. Broadband, transport, and local services vary by street.

Pulling the data together for RH20 1LT, here is what stands out. Horsham 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. Coldwaltham 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 RH20 1LT, 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.

RH20 1LT in Coldwaltham: 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 RH20 1LT

What are the broadband speeds available at RH20 1LT?

Superfast broadband (30 Mbps+) is available to 87.5% of premises at RH20 1LT. Ultrafast coverage is at 87.5%.

What is the average house price near RH20 1LT?

No recent house price data is available for RH20 1LT.

What is the flood risk for properties at RH20 1LT?

RH20 1LT has a High flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the RH20 1LT area?

School data for RH20 1LT is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in RH20 1LT compare to other areas?

Crime data for this area is being updated.

How suitable is RH20 1LT for remote working?

RH20 1LT scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at RH20 1LT?

4G outdoor coverage at RH20 1LT is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near RH20 1LT?

EPC data for RH20 1LT is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at RH20 1LT?

Council tax band information for RH20 1LT is being updated.

How accessible are GP surgeries near RH20 1LT?

GP surgery data for RH20 1LT is being updated. Check NHS.uk for the latest.

What transport links are available near RH20 1LT?

Transport data for RH20 1LT is being updated.

Is RH20 1LT a suitable area for families?

RH20 1LT scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at RH20 1LT?

Air quality data for RH20 1LT is being updated.

How far is the nearest EV charging point from RH20 1LT?

EV charging data for RH20 1LT is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at RH20 1LT?

Ultrafast broadband (100 Mbps+) reaches 87.5% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

RH20 1LT

Remote Worker

50

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

Coldwaltham

District

Horsham

Region

Constituency

LSOA

E01031665

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