NN12 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 758 postcodes across 4 sectors in West Northamptonshire.
Gigabit
79%
Superfast
88%
Avg download
208 Mbps
Avg price
£530k
Postcodes
758
Buckinghamshire's NN12 shows uneven connectivity. Gigabit covers 79.4% of 758 postcodes, but 8.5% remain below 10 Mbps, and real-world speeds average 208.2 Mbps.
Broadband speeds in NN12
Share of NN12 premises by the fastest download speed available, averaged across all 758 postcodes in the district.
NN12 in Buckinghamshire shows a connectivity challenge. Superfast reaches 87.7%; gigabit reaches 79.4%. Real-world download averages 208.2 Mbps, lowest in this batch, showing heavy VDSL and copper use. Most postcodes hit 300+ Mbps (81.6%), 7.1% get 30-300 Mbps, 8.5% fall below 10 Mbps. 2.5% fall below USO. Upload reaches 123.2 Mbps, much higher than download, showing asymmetric tech (VDSL, older cable) not full fibre. Across 758 postcodes, NN12 lags this batch in investment. The 8.5% below 10 Mbps risks remote work. Asymmetric speeds confirm VDSL dominates, not gigabit. Relocating for bandwidth work here requires checking your postcode first.
Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.
Connectivity in detail
Below 10 Mbps USO
3%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
0%
Premises that can use a fixed wireless access service
Avg upload
123 Mbps
Real-world Ookla speed test results
Avg latency
12 ms
Lower is better for gaming and calls
Cell towers
0
Average masts within 1 km of a postcode
Broadband by sector
NN12 splits into 4 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit | Avg house price |
|---|---|---|---|---|---|
| NN12 6 | 265 | 98% | TBC | 92% | £463k |
| NN12 7 | 162 | 94% | TBC | 89% | £522k |
| NN12 8 | 330 | 76% | TBC | 64% | £604k |
| NN12 9 | 1 | 100% | TBC | 100% | TBC |
All NN12 6 postcodes (265)
All NN12 7 postcodes (162)
All NN12 8 postcodes (330)
All NN12 9 postcodes (1)
Best deals
Compare broadband deals in NN12
Deals are priced per address. Enter your full postcode to see every package available where you live.
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House prices in NN12
Average sale price
£529,512
Recorded sales
3,259
Postcodes with sales
551
Based on HM Land Registry price paid records, which cover England and Wales and include commercial as well as residential sales. Averages can be skewed where few sales are recorded.
Living in West Northamptonshire
NN12 in Buckinghamshire trades speed for space and house prices (529,512 pounds). The 8.5% below-10Mbps tail and 208.2 Mbps average make this area riskier for remote workers than NN10 or NN15.
Crime per month
20
Average recorded crimes per local statistical area
Remote worker score
41/100
Connectivity and amenities for home working
Family score
83/100
Schools, safety and family amenities
Value score
53/100
What you get for the local price level
NN12 broadband FAQs
Why is 79.4% gigabit availability paired with 208.2 Mbps real-world speed?
Gigabit infrastructure may be available, but actual usage and network technology mix (cable and VDSL prevalent) deliver lower throughput. Not all gigabit-available addresses use gigabit services.
Should I move to NN12 for remote work?
Cautiously. At 208.2 Mbps average, most roles will work, but bandwidth-heavy jobs (video editing, large-file uploads) may struggle. Check your postcode first.
Why is the upload speed (123.2 Mbps) so much higher relative to download?
Asymmetric technology like VDSL or older cable configurations skews uploads higher. This suggests NN12 has not fully transitioned to symmetric fibre.
What is the significance of 8.5% below 10 Mbps?
This is the highest below-10Mbps percentage in the batch. Moving to NN12 for bandwidth-critical work without a postcode check is risky.
Neighbouring districts
Check your exact postcode
Every postcode in NN12 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.
Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources