NN17 postcode
Broadband in NN17 9SB
Corby, North Northamptonshire
Superfast broadband covers 100% of premises here.
Free, independent comparison · Ofcom verified data · Updated 3 March 2026
Flood Risk
Very Low
Fibre (FTTP)
No
Best speed
Superfast (30Mbps+)
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.
The best available speed at NN17 9SB is Superfast (30Mbps+). That covers your 14 Mbps estimate.
Speed Test
Check your current download speed and see how it compares to what is available at NN17 9SB.
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) | 0% | 0% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Real-World Speeds at NN17 9SB
Based on 21 Ookla Speedtest results (Q4 2025)
Download
210
Mbps
Upload
42
Mbps
Latency
15
ms
Tests
21
results
Source: Ookla Speedtest Open Data (CC BY-SA 4.0)
Cell Tower Coverage near NN17 9SB
Source: OpenStreetMap Contributors
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Crime summary
Based on Police.uk data for 2025-12Total crimes last month: 299
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
| School | Type | Ofsted | Rating | Distance |
|---|---|---|---|---|
| Hazel Leys Academy | Academy sponsor led | Not available | ★★★☆☆ | 0.5 mi |
| Exeter A Learning Community Academy | Academy sponsor led | Not available | ★★★☆☆ | 0.5 mi |
| Corby Technical School | Free schools | Not available | ★★★☆☆ | 0.6 mi |
| St Patrick's Catholic Primary School, Corby | Voluntary aided school | Not available | ★★★☆☆ | 0.7 mi |
| Our Lady of Walsingham Catholic Primary School | Academy converter | Not available | ★★★☆☆ | 0.7 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: North Northamptonshire 005A
Population
1,429
Census 2021
Density
1558
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: E01026949
Overall IMD Decile
2 / 10
Most deprived
Ranked
6,359
of 32,844 areas
Decile 10 = least deprived 10% of England. Decile 1 = most deprived 10%. Based on Corby 005A (2019 boundaries).
| Domain | Decile | Rank | Assessment |
|---|---|---|---|
| Income | 3 | 8,021 | Below average |
| Employment | 2 | 5,869 | Most deprived |
| Education | 2 | 40 | Most deprived |
| Health | 2 | N/A | Most deprived |
| Crime | 2 | 1 | Most 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
Believ
5.9 mi
away
Believ
5.9 mi
away
BP Pulse
6.0 mi
away
BP Pulse
6.0 mi
away
MFG Kettering Lower Street
6.0 mi
away
Council tax bands
Band distribution for North Northamptonshire
Most common: Band C
~£1,841/yr · North Northamptonshire
Annual council tax estimates for North Northamptonshire, 2024/25
GP surgeries nearby
Nearest NHS GP practices
LAKESIDE HEALTHCARE
new patients
WOODSEND MEDICAL CENTRE
new patients
CORBY URGENT CARE CENTRE
new patients
ASPIRO HEALTHCARE
new patients
CORBY URGENT TREATMENT CENTRE
new patients
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Check Deals →Living near NN17 9SB
This is the area guide for NN17 9SB, located in Corby (North 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 NN17 9SB can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark. The maximum download speed recorded is Superfast (30Mbps+). That is around the UK real-world average of 69 Mbps.
Here is how the broadband at NN17 9SB maps against common household needs. Upload speeds average 41.66 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 sits at 15 ms. Acceptable for most online gaming. Competitive players may notice occasional lag. Remote workers may find speeds limiting during peak hours. A wired ethernet connection helps with consistency.
Ookla Speedtest users at NN17 9SB see average downloads of 210.37 Mbps. Advertised speeds often differ from reality. These figures come from actual user tests. Upload speeds average 41.66 Mbps. Latency sits at 15 ms. That is acceptable for most online activities. This is based on 21 speed tests run by local users.
The nearest tower is 5.29 km away.
299 crimes were reported near NN17 9SB in the most recent month. The level is higher than average. The most common category was violent crime. Other frequent types include shoplifting and anti social behaviour. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.
Hazel Leys Academy is the closest school at 0.49 miles. It is a Academy sponsor led school. Ofsted rates it as Not available. There are 5 schools within a few miles of this postcode.
Flood risk at NN17 9SB 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 3.4 micrograms per cubic metre. This is within healthy limits set by the World Health Organisation.
The LSOA covering NN17 9SB has a population of approximately 1429. Median age is 38. That is close to the national median of 40.
The nearest train station to NN17 9SB is Finsbury Park, 68.4 miles away. The station is some distance away. Consider driving, or check for direct bus routes. Ealing Broadway is the next closest at 69.2 miles. London Kings Cross offers another option at 70.3 miles.
The most common council tax band near NN17 9SB is Band C. The billing authority is North Northamptonshire. The three most common bands are C (28%), B (25%), D (22%). Band C corresponds to 1991 property values of £52,001 to £68,000. Current values are typically much higher. The concentration in lower bands suggests a mix of smaller and mid-range properties.
Outdoor 4G mobile signal at NN17 9SB is available across 100% of the area. Indoor 4G drops to 99.5%. Indoor coverage is close to outdoor levels. Signal should be reliable throughout the building. 5G outdoor coverage is at 96.2%. 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 NN17 9SB: remote working 40/100, family 55/100, value 50/100. Remote workers may want to verify actual speeds before committing.
The local authority for NN17 9SB is North Northamptonshire. The immediate area is Corby, a distinct community within the wider district. The NN17 postcode area contains 838 postcodes on this site. Superfast broadband across NN17 ranges from 0% to 100%. NN17 9SB is close to the area average of 97%.
How does NN17 9SB compare to its neighbours? NN17 1QB (0.05 miles, Corby) has 100% superfast coverage and 100% gigabit. NN17 1QG (0.05 miles, Corby) has 90.9% superfast coverage and 0% gigabit. NN17 1QD (0.08 miles, Corby) has 100% superfast coverage and 0% gigabit. NN17 1NH (0.09 miles, Corby) has 100% superfast coverage and 54.5% gigabit. Coverage is broadly similar across these neighbouring postcodes.
Not every property at NN17 9SB gets the same speeds. Run a postcode check with each provider before signing up. Headline speeds are not guarantees. 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.
Looking at the overall picture for NN17 9SB, a few things are worth highlighting. Connectivity at NN17 9SB is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. North 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. Corby 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.
Numbers tell part of the story for NN17 9SB. Visit at different times of day. Talk to neighbours. Check mobile signal indoors. Walk the route to the nearest school or station. Test the broadband speed from inside the property. These things do not show up in data.
This covers the key data for NN17 9SB. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Corby hub page. Bookmark this page and check back as new data arrives.
Frequently asked questions about NN17 9SB
What are the broadband speeds available at NN17 9SB?
Superfast broadband (30 Mbps+) is available to 100% of premises at NN17 9SB. Maximum download speeds reach Superfast (30Mbps+).
What is the average house price near NN17 9SB?
No recent house price data is available for NN17 9SB.
What is the flood risk for properties at NN17 9SB?
NN17 9SB has a Very Low flood risk rating, classified as Zone 1. The area is not at significant risk.
What schools are nearby in the NN17 9SB area?
The nearest school is Hazel Leys Academy (Academy sponsor led), 0.49 miles away. There are 5 schools within a few miles.
How does crime rate in NN17 9SB compare to other areas?
299 offences were recorded in this LSOA area in the latest month. This is above average for England and Wales.
How suitable is NN17 9SB for remote working?
NN17 9SB scores 40/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at NN17 9SB?
4G outdoor coverage at NN17 9SB is 100%. 5G reaches 96.2%. Indoor coverage may be lower.
What is the most common energy efficiency rating near NN17 9SB?
EPC data for NN17 9SB is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at NN17 9SB?
The most common council tax band near NN17 9SB is Band C. The billing authority is North Northamptonshire.
How accessible are GP surgeries near NN17 9SB?
GP surgery data for NN17 9SB is being updated. Check NHS.uk for the latest.
What transport links are available near NN17 9SB?
The nearest train station to NN17 9SB is Finsbury Park, 68.4 miles away. Ealing Broadway is also nearby.
Is NN17 9SB a suitable area for families?
NN17 9SB scores 55/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at NN17 9SB?
Air quality at NN17 9SB is rated Good. PM2.5 levels are 3.4 micrograms per cubic metre. This is within healthy limits.
How far is the nearest EV charging point from NN17 9SB?
EV charging data for NN17 9SB is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at NN17 9SB?
Full fibre availability at NN17 9SB is being updated. Check Openreach for the latest rollout status.
Area suitability scores
NN17 9SBRemote Worker
40Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
55Based 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
Corby
District
North Northamptonshire
Region
Constituency
LSOA
E01026949
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