NN17 postcode
Broadband in NN17 3DH
Gretton, North Northamptonshire
Superfast broadband covers 100% of premises here.
Free, independent comparison · Ofcom verified data · Updated 13 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 3DH 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 3DH.
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 |
Speed Distribution at NN17 3DH
Source: Ofcom Connected Nations 2025
Real-World Speeds at NN17 3DH
Based on 26 Ookla Speedtest results (Q4 2025)
Download
51
Mbps
Upload
9
Mbps
Latency
13
ms
Tests
26
results
Source: Ookla Speedtest Open Data (CC BY-SA 4.0)
Digital Divide at NN17 3DH
Fibre-to-cabinet or better
Source: Ofcom Connected Nations 2025
Cell Tower Coverage near NN17 3DH
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
£780,000
Sales (5 yrs)
Trend
stable
| Date | Price | Street |
|---|---|---|
| £780,000 | CRAXFORD ROAD |
Crime summary
Based on Police.uk data for 2025-12Total crimes last month: 6
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
| School | Type | Ofsted | Rating | Distance |
|---|---|---|---|---|
| Gretton Primary Academy | Academy converter | Not available | ★★★☆☆ | 0.2 mi |
| Corby Business Academy | Academy sponsor led | Not available | ★★★☆☆ | 2.5 mi |
| Priors Hall - A Learning Community | Academy converter | Not available | ★★★☆☆ | 2.5 mi |
| Pen Green Centre for Children and Their Families | Local authority nursery school | Not available | ★★★☆☆ | 2.7 mi |
| Studfall Infant Academy | Academy converter | Not available | ★★★☆☆ | 2.8 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 002B
Population
1,643
Census 2021
Density
90
per km² · Rural
Median Age
42
years (est.)
Estimated from area type (density-based); exact value requires Census TS007 age breakdown
Deprivation index (IMD)
English Indices of Deprivation 2019 · LSOA: E01026979
Overall IMD Decile
8 / 10
Above average
Ranked
24,531
of 32,844 areas
Decile 10 = least deprived 10% of England. Decile 1 = most deprived 10%. Based on Corby 001B (2019 boundaries).
| Domain | Decile | Rank | Assessment |
|---|---|---|---|
| Income | 8 | 23,819 | Above average |
| Employment | 6 | 18,375 | Average |
| Education | 8 | 6 | Above average |
| Health | 6 | N/A | Average |
| Crime | 9 | N/A | 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
Believ
9.6 mi
away
Believ
9.6 mi
away
BP Pulse
9.7 mi
away
BP Pulse
9.7 mi
away
MFG Kettering Lower Street
9.7 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
PRIORS HALL PHARMACY
new patients
DR SUMIRA
new patients
ASPIRO HEALTHCARE STUDFALL MED CENTRE
new patients
LAKESIDE HEALTHCARE
new patients
CORBY URGENT CARE CENTRE
new patients
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Check Deals →Living near NN17 3DH
Gretton is home to NN17 3DH. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and local services all follow. The numbers speak for themselves.
100% of premises at NN17 3DH 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 broadband speeds break down across premises at NN17 3DH. 100% of connections fall in the 30 to 300 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.
Translating the numbers at NN17 3DH into daily use gives a clearer picture. Upload speeds average 8.84 Mbps. Video calls on Zoom or Teams should work, though simultaneous uploads may cause lag. Streaming is possible but may stutter at busy times. SD quality is more reliable than HD here. Latency is 13 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.
Fixed Wireless Access is not currently available at NN17 3DH. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.
Real-world download speeds at NN17 3DH average 51.38 Mbps based on Ookla Speedtest data. This reflects what people actually get, not just what providers advertise. Upload speeds average 8.84 Mbps. Latency sits at 13 ms. That is excellent for responsive browsing and gaming. This is based on 26 speed tests run by local users.
0% of premises at NN17 3DH 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.
The nearest tower is 6.44 km away.
The average property price at NN17 3DH is £780,000. That is above the UK average of around £290,000. This is based on 1 recorded transaction from Land Registry data.
6 crimes were reported near NN17 3DH in the most recent month. The level is relatively low. The most common category was violent crime. Other frequent types include burglary and public order. Data comes from Police.uk at LSOA level. One month is a snapshot, not a trend.
The nearest school to NN17 3DH is Gretton Primary Academy. It is a Academy converter school, 0.21 miles away. Ofsted rates it as Not available. There are 5 schools within a few miles of this postcode.
Flood risk at NN17 3DH 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 3DH has a population of approximately 1643. Median age is 42. That is close to the national median of 40.
Finsbury Park station is the closest rail link at 71.3 miles from NN17 3DH. The station is some distance away. Consider driving, or check for direct bus routes. Ealing Broadway is the next closest at 72.3 miles. London Kings Cross offers another option at 73.2 miles.
The most common council tax band near NN17 3DH 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 3DH 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 3DH: remote working 40/100, family 90/100, value 35/100. Remote workers may want to verify actual speeds before committing.
The local authority for NN17 3DH is North Northamptonshire. The immediate area is Gretton, 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 3DH is close to the area average of 97%.
How does NN17 3DH compare to its neighbours? NN17 3DF (0.04 miles, Gretton) has 100% superfast coverage and 60.6% gigabit. NN17 3DE (0.04 miles, Gretton) has 100% superfast coverage and 4.5% gigabit. NN17 3BP (0.06 miles, Gretton) has 100% superfast coverage and 0% gigabit. NN17 3BZ (0.07 miles, Gretton) has 100% superfast coverage and 0% gigabit. Coverage is broadly similar across these neighbouring postcodes.
When choosing a broadband provider at NN17 3DH, 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 NN17 3DH? Connectivity at NN17 3DH 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. Gretton 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 3DH. 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.
NN17 3DH in Gretton: 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.
Frequently asked questions about NN17 3DH
What are the broadband speeds available at NN17 3DH?
Superfast broadband (30 Mbps+) is available to 100% of premises at NN17 3DH. Maximum download speeds reach Superfast (30Mbps+).
What is the average house price near NN17 3DH?
The average property price at NN17 3DH is £780,000, based on 1 recorded transactions.
What is the flood risk for properties at NN17 3DH?
NN17 3DH 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 3DH area?
The nearest school is Gretton Primary Academy (Academy converter), 0.21 miles away. There are 5 schools within a few miles.
How does crime rate in NN17 3DH compare to other areas?
6 offences were recorded in this LSOA area in the latest month. This is relatively low.
How suitable is NN17 3DH for remote working?
NN17 3DH scores 40/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at NN17 3DH?
4G outdoor coverage at NN17 3DH is 100%. 5G reaches 96.2%. Indoor coverage may be lower.
What is the most common energy efficiency rating near NN17 3DH?
EPC data for NN17 3DH is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at NN17 3DH?
The most common council tax band near NN17 3DH is Band C. The billing authority is North Northamptonshire.
How accessible are GP surgeries near NN17 3DH?
GP surgery data for NN17 3DH is being updated. Check NHS.uk for the latest.
What transport links are available near NN17 3DH?
The nearest train station to NN17 3DH is Finsbury Park, 71.3 miles away. Ealing Broadway is also nearby.
Is NN17 3DH a suitable area for families?
NN17 3DH scores 90/100 for family suitability. Good schools and low crime contribute to a high score.
What is the air quality like at NN17 3DH?
Air quality at NN17 3DH 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 3DH?
EV charging data for NN17 3DH is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at NN17 3DH?
Full fibre availability at NN17 3DH is being updated. Check Openreach for the latest rollout status.
Area suitability scores
NN17 3DHRemote Worker
40Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
90Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
35Based on broadband quality relative to average house price in the area.
Map
Area info
Parish
Gretton
District
North Northamptonshire
Region
Constituency
LSOA
E01026979
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