SL9 postcode

Broadband in SL9 7HB

Gerrards Cross, Buckinghamshire

Gigabit broadband is available at this postcode.

Best speedGigabit (1Gbps+)
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 9 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

Gigabit (1Gbps+)

Reviewed by Arthur TuringData last verified: 9 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 SL9 7HB. 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 SL9 7HB.

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)80%
80%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit80%
80%
900-1,000 Mbps

Speed Distribution at SL9 7HB

30–300 Mbps (20%)
300+ Mbps (80%)

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 Buckinghamshire

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 SL9 7HB

Looking at SL9 7HB in Gerrards Cross? 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 SL9 7HB can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. Ultrafast broadband (100 Mbps+) reaches 80% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 80% of premises. Most homes can access gigabit speeds if they choose to.

Here is how broadband speeds break down across premises at SL9 7HB. 20% of connections fall in the 30 to 300 Mbps range. 80% 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.

What do the broadband speeds at SL9 7HB mean in practice? Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

Fixed Wireless Access is not currently available at SL9 7HB. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at SL9 7HB 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 SL9 7HB is rated Low. Minor precautions may be worth considering. Check with insurers about any loading on premiums.

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 SL9 7HB 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.

Suitability scores for SL9 7HB: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

SL9 7HB falls within the Buckinghamshire local authority area. The immediate area is Gerrards Cross, a distinct community within the wider district. The SL9 postcode area contains 844 postcodes on this site. Superfast broadband across SL9 ranges from 0% to 100%. SL9 7HB is close to the area average of 97%.

When choosing a broadband provider at SL9 7HB, 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.

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

Pulling the data together for SL9 7HB, here is what stands out. Connectivity at SL9 7HB is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Buckinghamshire 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. Gerrards Cross 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 SL9 7HB, 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.

SL9 7HB in Gerrards Cross: 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 SL9 7HB

What are the broadband speeds available at SL9 7HB?

Superfast broadband (30 Mbps+) is available to 100% of premises at SL9 7HB. Ultrafast coverage is at 80%.

What is the average house price near SL9 7HB?

No recent house price data is available for SL9 7HB.

What is the flood risk for properties at SL9 7HB?

SL9 7HB has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the SL9 7HB area?

School data for SL9 7HB is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SL9 7HB compare to other areas?

Crime data for this area is being updated.

How suitable is SL9 7HB for remote working?

SL9 7HB scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at SL9 7HB?

4G outdoor coverage at SL9 7HB is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SL9 7HB?

EPC data for SL9 7HB is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SL9 7HB?

Council tax band information for SL9 7HB is being updated.

How accessible are GP surgeries near SL9 7HB?

GP surgery data for SL9 7HB is being updated. Check NHS.uk for the latest.

What transport links are available near SL9 7HB?

Transport data for SL9 7HB is being updated.

Is SL9 7HB a suitable area for families?

SL9 7HB scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at SL9 7HB?

Air quality data for SL9 7HB is being updated.

How far is the nearest EV charging point from SL9 7HB?

EV charging data for SL9 7HB is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SL9 7HB?

Ultrafast broadband (100 Mbps+) reaches 80% of premises. Check Openreach and local operators for FTTP availability.

Area suitability scores

SL9 7HB

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

Gerrards Cross

District

Buckinghamshire

Region

Constituency

LSOA

E01017822

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