IP21 postcode
Broadband in IP21 5EY
Denham, Mid Suffolk
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 22 March 2026
Flood Risk
Medium
Fibre (FTTP)
No
Best speed
Gigabit (1Gbps+)
Speed Calculator
Adjust the options below to see how much broadband speed your household needs.
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.
Gigabit broadband (Gigabit (1Gbps+)) is available at IP21 5EY. That covers your 14 Mbps needs with room to spare.
Speed Test
Check your current download speed and see how it compares to what is available at IP21 5EY.
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)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 100% | 100% | 10-20 Mbps |
| Superfast (30+ Mbps) | 100% | 100% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 100% | 100% | 100-300 Mbps |
| Full Fibre (FTTP) | 0% | 0% | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at IP21 5EY
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
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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
Air quality
Particulate matter & nitrogen dioxide levels
air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
Council tax bands
Band distribution for Mid Suffolk
Most common: Band
Annual council tax estimates for , 2024/25
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IP21 5EY sits in Denham, part of Mid Suffolk. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources.
Superfast coverage here stands at 100%. That is above the UK average of 93%. Ultrafast (100 Mbps+) reaches 100% of properties. Gigabit-capable connections cover 100% of premises.
Next-generation access (NGA) reaches 100% of the area. 100% of connections can achieve 300 Mbps or faster.
Flood risk at IP21 5EY is rated Medium. Check Environment Agency flood maps for detailed information.
Coverage data includes EE,O2,Three,Vodafone.
Suitability scores for IP21 5EY: remote working 55/100, family 50/100, value 50/100. Remote workers may want to check actual speeds before committing.
Not every property at IP21 5EY gets the same speeds. Run a postcode check with each provider. Compare contract lengths and total costs, not just headline speeds.
Denham 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.
Before making a decision, visit in person. Check the commute. Try the mobile signal indoors. Look at local shops and green spaces. Data sets the scene, but real life fills in the gaps.
IP21 5EY in Denham: broadband, house prices, crime, schools, and more. All from verified sources. Run a speed test above for a live check. Bookmark this page and check back as data refreshes.
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 IP21 5EY
What are the broadband speeds available at IP21 5EY?
Superfast broadband (30 Mbps+) is available to 100% of premises at IP21 5EY. Ultrafast coverage is at 100%.
What is the average house price near IP21 5EY?
No recent house price data is available for IP21 5EY.
What is the flood risk for properties at IP21 5EY?
IP21 5EY has a Medium flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the IP21 5EY area?
School data for IP21 5EY is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in IP21 5EY compare to other areas?
Crime data for this area is being updated.
How suitable is IP21 5EY for remote working?
IP21 5EY scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at IP21 5EY?
Mobile coverage data for IP21 5EY is being updated. Check Ofcom coverage maps for the latest.
What is the most common energy efficiency rating near IP21 5EY?
EPC data for IP21 5EY is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at IP21 5EY?
Council tax band information for IP21 5EY is being updated.
How accessible are GP surgeries near IP21 5EY?
GP surgery data for IP21 5EY is being updated. Check NHS.uk for the latest.
What transport links are available near IP21 5EY?
Transport data for IP21 5EY is being updated.
Is IP21 5EY a suitable area for families?
IP21 5EY scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at IP21 5EY?
Air quality data for IP21 5EY is being updated.
How far is the nearest EV charging point from IP21 5EY?
EV charging data for IP21 5EY is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at IP21 5EY?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Full fibre status may vary by provider. Check Openreach and local operators for FTTP availability.
Area suitability scores
IP21 5EYRemote Worker
55Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
50Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
Area info
Parish
Denham
District
Mid Suffolk
Region
Constituency
LSOA
E01030058
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