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RH12 postcode

Broadband in RH12 4ST

Colgate, Horsham

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 19 March 2026

Flood Risk

Medium

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Arthur TuringData last verified: 19 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 RH12 4ST. 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 RH12 4ST.

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)75%
75%
10-20 Mbps
Superfast (30+ Mbps)75%
75%
30-80 Mbps
Ultrafast (100+ Mbps)75%
75%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit75%
75%
900-1,000 Mbps

Speed Distribution at RH12 4ST

10–30 Mbps (25%)
300+ Mbps (75%)

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 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 RH12 4ST

This is the area guide for RH12 4ST, located in Colgate (Horsham). It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.

75% of premises at RH12 4ST can access superfast broadband. The UK average is 93%. There is room for improvement here. Ultrafast broadband (100 Mbps+) reaches 75% of properties. Over half of premises have access to faster tiers. Gigabit-capable connections cover 75% of premises. Gigabit is available but not yet widespread at this postcode.

The speed distribution at RH12 4ST tells a more detailed story than headline figures alone. 25% of connections fall in the 10 to 30 Mbps range. 75% 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. Over half of connections exceed 300 Mbps. That supports multiple 4K streams, large file transfers, and cloud gaming without issue.

Here is how the broadband at RH12 4ST maps against common household needs.

Fixed Wireless Access is not currently available at RH12 4ST. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

The USO guarantees every UK home at least 10 Mbps. At RH12 4ST, 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 RH12 4ST 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.

4G outdoor coverage at RH12 4ST reaches 95%. 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 RH12 4ST: remote working 35/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

RH12 4ST falls within the Horsham local authority area. The immediate area is Colgate, a distinct community within the wider district. The RH12 postcode area contains 1296 postcodes on this site. Superfast broadband across RH12 ranges from 0% to 100%. RH12 4ST is below the area average of 95%.

When choosing a broadband provider at RH12 4ST, 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 Colgate depends on what matters to you. Broadband, transport, and local services vary by street.

Pulling the data together for RH12 4ST, 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. Colgate 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.

Data is a starting point for Colgate. Walk the streets at different times. Test your mobile signal. Check parking, noise levels, and the feel of the neighbourhood. Run a speed test on the actual connection. Some things only a visit can reveal.

RH12 4ST in Colgate: 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 RH12 4ST

What are the broadband speeds available at RH12 4ST?

Superfast broadband (30 Mbps+) is available to 75% of premises at RH12 4ST. Ultrafast coverage is at 75%.

What is the average house price near RH12 4ST?

No recent house price data is available for RH12 4ST.

What is the flood risk for properties at RH12 4ST?

RH12 4ST has a Medium flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the RH12 4ST area?

School data for RH12 4ST is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in RH12 4ST compare to other areas?

Crime data for this area is being updated.

How suitable is RH12 4ST for remote working?

RH12 4ST scores 35/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at RH12 4ST?

4G outdoor coverage at RH12 4ST is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near RH12 4ST?

EPC data for RH12 4ST is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at RH12 4ST?

Council tax band information for RH12 4ST is being updated.

How accessible are GP surgeries near RH12 4ST?

GP surgery data for RH12 4ST is being updated. Check NHS.uk for the latest.

What transport links are available near RH12 4ST?

Transport data for RH12 4ST is being updated.

Is RH12 4ST a suitable area for families?

RH12 4ST scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at RH12 4ST?

Air quality data for RH12 4ST is being updated.

How far is the nearest EV charging point from RH12 4ST?

EV charging data for RH12 4ST is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at RH12 4ST?

Ultrafast broadband (100 Mbps+) reaches 75% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

RH12 4ST

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

Colgate

District

Horsham

Region

Constituency

LSOA

E01035332

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