NN4 postcode
Broadband in NN4 5FX
Grange Park, West Northamptonshire
Gigabit broadband is available at this postcode.
Free, independent comparison · Ofcom verified data · Updated 23 March 2026
Flood Risk
Very Low
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 NN4 5FX. 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 NN4 5FX.
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) | N/A | N/A | 300-900 Mbps |
| Gigabit | 100% | 100% | 900-1,000 Mbps |
Speed Distribution at NN4 5FX
Source: Ofcom Connected Nations 2025
Real-World Speeds at NN4 5FX
Based on 219 Ookla Speedtest results (Q4 2025)
Download
380
Mbps
Upload
208
Mbps
Latency
7
ms
Tests
219
results
Source: Ookla Speedtest Open Data (CC BY-SA 4.0)
Digital Divide at NN4 5FX
Fibre-to-cabinet or better
Source: Ofcom Connected Nations 2025
Cell Tower Coverage near NN4 5FX
Within 1 km
1
towers
Within 2 km
2
towers
Nearest Tower
0.7
km away
Source: OpenStreetMap Contributors
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
House prices
Average price
£397,250
Sales (5 yrs)
Trend
stable
| Date | Price | Street |
|---|---|---|
| £280,000 | WOODLANDS | |
| £405,000 | WOODLANDS | |
| £325,000 | WOODLANDS | |
| £410,000 | WOODLANDS | |
| £378,000 | WOODLANDS | |
| £462,500 | WOODLANDS | |
| £450,000 | WOODLANDS | |
| £470,000 | WOODLANDS | |
| £399,995 | WOODLANDS | |
| £392,000 | WOODLANDS |
Crime summary
Based on Police.uk data for 2025-12Total crimes last month: 37
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
| School | Type | Ofsted | Rating | Distance |
|---|---|---|---|---|
| Woodland View Primary School | Academy converter | Not available | ★★★☆☆ | 0.4 mi |
| Collingtree Church of England Primary School | Academy sponsor led | Not available | ★★★☆☆ | 1.1 mi |
| Caroline Chisholm School | Academy converter | Not available | ★★★☆☆ | 1.1 mi |
| Wootton Primary School | Academy converter | Not available | ★★★☆☆ | 1.3 mi |
| Preston Hedges Primary School | Academy converter | Not available | ★★★☆☆ | 1.4 mi |
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Flood risk
Zone 1
🟢
Very low flood risk
This postcode has no recorded flood risk from rivers or sea according to Environment Agency data.
Flood Zone
Zone 1
Risk Level
Very Low
Air quality
Particulate matter & nitrogen dioxide levels
Good air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Area demographics
Data for LSOA: West Northamptonshire 046G
Population
1,681
Census 2021
Density
1934
per km² · Urban
Median Age
38
years (est.)
Estimated from area type (density-based); exact value requires Census TS007 age breakdown
Deprivation index (IMD)
English Indices of Deprivation 2019 · LSOA: E01032984
Overall IMD Decile
10 / 10
Least deprived
Ranked
30,759
of 32,844 areas
Decile 10 = least deprived 10% of England. Decile 1 = most deprived 10%. Based on South Northamptonshire 003H (2019 boundaries).
| Domain | Decile | Rank | Assessment |
|---|---|---|---|
| Income | 10 | 30,575 | Least deprived |
| Employment | 10 | 30,467 | Least deprived |
| Education | 9 | 4 | Least deprived |
| Health | 9 | -1 | Least deprived |
| Crime | 10 | -1 | Least deprived |
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
EV charging nearby
Public EV charging points within 5 miles
BP Pulse
5.7 mi
away
EV Charger
5.7 mi
away
BP Pulse
7.8 mi
away
Connected Kerb
7.8 mi
away
Connected Kerb
7.8 mi
away
Council tax bands
Band distribution for West Northamptonshire
Most common: Band C
~£1,841/yr · West Northamptonshire
Annual council tax estimates for West Northamptonshire, 2024/25
GP surgeries nearby
Nearest NHS GP practices
WOOTTON MEDICAL CENTRE
new patients
THE PARKS MEDICAL PRACTICE
new patients
DANES CAMP MEDICAL CENTRE
new patients
PENVALE PARK MEDICAL CENTRE
new patients
ELEANOR CROSS HEALTHCARE
new patients
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Check Deals →Living near NN4 5FX
This is the area guide for NN4 5FX, located in Grange Park (West Northamptonshire). It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.
100% of premises at NN4 5FX can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. Ultrafast broadband (100 Mbps+) reaches 100% of properties. That is solid coverage for bandwidth-heavy households. Gigabit-capable connections cover 100% of premises. Most homes can access gigabit speeds if they choose to. The maximum download speed recorded is Gigabit (1Gbps+). That is around the UK real-world average of 69 Mbps.
Here is how broadband speeds break down across premises at NN4 5FX. 100% 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.
Translating the numbers at NN4 5FX into daily use gives a clearer picture. Upload speeds average 207.55 Mbps. That handles HD video calls, cloud backups, and uploading large files without issues. Streaming is possible but may stutter at busy times. SD quality is more reliable than HD here. Latency is 7 ms. That is excellent for online gaming, competitive play, and real-time applications. Remote workers may find speeds limiting during peak hours. A wired ethernet connection helps with consistency.
FWA broadband has not reached NN4 5FX yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.
Ookla Speedtest users at NN4 5FX see average downloads of 379.62 Mbps. Advertised speeds often differ from reality. These figures come from actual user tests. Upload speeds average 207.55 Mbps. Latency sits at 7 ms. That is excellent for responsive browsing and gaming. This is based on 219 speed tests run by local users.
The USO guarantees every UK home at least 10 Mbps. At NN4 5FX, 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.
There are 1 cell towers within 1 km of NN4 5FX. Limited nearby towers may mean weaker indoor signal. Within 2 km that count rises to 2. The nearest tower is 0.72 km away. Operators present include Unknown.
Property at NN4 5FX averages £397,250, which is above the UK average of around £290,000. This is based on 10 recorded transactions from Land Registry data.
37 crimes were reported near NN4 5FX in the most recent month. The level is moderate. The most common category was violent crime. Other frequent types include anti social behaviour and robbery. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.
Woodland View Primary School is the closest school at 0.42 miles. It is a Academy converter school. Ofsted rates it as Not available. There are 5 schools within a few miles of this postcode.
Flood risk at NN4 5FX is rated Very Low (Zone 1). The area is not considered at significant risk of flooding. Standard home insurance should be straightforward. Air quality is rated Good with PM2.5 at 3.6 micrograms per cubic metre. This is within healthy limits set by the World Health Organisation.
The LSOA covering NN4 5FX has a population of approximately 1681. Median age is 38. That is close to the national median of 40.
Ealing Broadway station is the closest rail link at 52.2 miles from NN4 5FX. The station is some distance away. Consider driving, or check for direct bus routes. Finsbury Park is the next closest at 53.8 miles. London Paddington offers another option at 54.9 miles.
The most common council tax band near NN4 5FX is Band C. The billing authority is West Northamptonshire. The three most common bands are C (27%), D (25%), B (22%). Band C corresponds to 1991 property values of £52,001 to £68,000. Current values are typically much higher. The spread across mid-range bands suggests a varied housing stock.
4G outdoor coverage at NN4 5FX reaches 100%. Indoor 4G drops to 99.6%. Indoor coverage is close to outdoor levels. Signal should be reliable throughout the building. 5G outdoor coverage is at 98.5%. That makes 5G home broadband a genuine alternative to fixed-line connections. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.
Suitability scores for NN4 5FX: remote working 40/100, family 70/100, value 60/100. Remote workers may want to verify actual speeds before committing.
NN4 5FX falls within the West Northamptonshire local authority area. The immediate area is Grange Park, a distinct community within the wider district. The NN4 postcode area contains 922 postcodes on this site. Superfast broadband across NN4 ranges from 0% to 100%. NN4 5FX is close to the area average of 99%.
How does NN4 5FX compare to its neighbours? NN4 5BZ (0.05 miles, Grange Park) has 100% superfast coverage and 100% gigabit. NN4 5BY (0.08 miles, Grange Park) has 100% superfast coverage and 100% gigabit. NN4 5BS (0.09 miles, Grange Park) has 100% superfast coverage and 100% gigabit. NN4 5DE (0.1 miles, Grange Park) has 100% superfast coverage and 100% gigabit. Coverage is broadly similar across these neighbouring postcodes.
When choosing a broadband provider at NN4 5FX, 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.
The age profile is close to the national median. A mix of families, professionals, and retirees.
What does all of this mean for someone considering NN4 5FX? Connectivity at NN4 5FX is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. West Northamptonshire 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. Grange Park 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 NN4 5FX, 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.
That is the full data picture for NN4 5FX in Grange Park. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. Check back periodically as data is refreshed with new releases.
Frequently asked questions about NN4 5FX
What are the broadband speeds available at NN4 5FX?
Superfast broadband (30 Mbps+) is available to 100% of premises at NN4 5FX. Maximum download speeds reach Gigabit (1Gbps+). Ultrafast coverage is at 100%.
What is the average house price near NN4 5FX?
The average property price at NN4 5FX is £397,250, based on 10 recorded transactions.
What is the flood risk for properties at NN4 5FX?
NN4 5FX has a Very Low flood risk rating, classified as Zone 1. The area is not at significant risk.
What schools are nearby in the NN4 5FX area?
The nearest school is Woodland View Primary School (Academy converter), 0.42 miles away. There are 5 schools within a few miles.
How does crime rate in NN4 5FX compare to other areas?
37 offences were recorded in this LSOA area in the latest month. This is a moderate level.
How suitable is NN4 5FX for remote working?
NN4 5FX scores 40/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at NN4 5FX?
4G outdoor coverage at NN4 5FX is 100%. 5G reaches 98.5%. Indoor coverage may be lower.
What is the most common energy efficiency rating near NN4 5FX?
EPC data for NN4 5FX is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at NN4 5FX?
The most common council tax band near NN4 5FX is Band C. The billing authority is West Northamptonshire.
How accessible are GP surgeries near NN4 5FX?
GP surgery data for NN4 5FX is being updated. Check NHS.uk for the latest.
What transport links are available near NN4 5FX?
The nearest train station to NN4 5FX is Ealing Broadway, 52.2 miles away. Finsbury Park is also nearby.
Is NN4 5FX a suitable area for families?
NN4 5FX scores 70/100 for family suitability. The area offers a reasonable mix of schools and safety.
What is the air quality like at NN4 5FX?
Air quality at NN4 5FX is rated Good. PM2.5 levels are 3.6 micrograms per cubic metre. This is within healthy limits.
How far is the nearest EV charging point from NN4 5FX?
EV charging data for NN4 5FX is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at NN4 5FX?
Ultrafast broadband (100 Mbps+) reaches 100% of premises. Check Openreach and local operators for FTTP availability.
Area suitability scores
NN4 5FXRemote Worker
40Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
70Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
60Based on broadband quality relative to average house price in the area.
Map
Area info
Parish
Grange Park
District
West Northamptonshire
Region
Constituency
LSOA
E01032984
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