NN4 9YB maps, stats, and open data
NN4 9YB lies on Blackwell Hill in Northampton. NN4 9YB is located in the East Hunsbury and Shelfleys electoral ward, within the unitary authority of West Northamptonshire and the English Parliamentary constituency of South Northamptonshire. The Sub Integrated Care Board (ICB) Location is NHS Northamptonshire ICB - 78H and the police force is Northamptonshire. This postcode has been in use since July 1986.
NN4 9YB maps
Source: OS VectorMap District (Ordnance Survey)
Licence: Open Government Licence (requires attribution)
NN4 9YB geodata
| Easting | 473686 |
| Northing | 257574 |
| Latitude | 52.211468 |
| Longitude | -0.922996 |
Where is NN4 9YB?
| Street | Blackwell Hill |
| Town/City | Northampton |
| Country | England |
| Postcode District | NN4 |
NN4 9YB Elevation
Elevation or altitude of NN4 9YB as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 70m | 230ft |
Elevation is measured from the approximate centre of the postcode, to the nearest point on an OS contour line from OS Terrain 50, which has contour spacing of ten vertical metres.
➜ How high above sea level am I? Find the elevation of your current position using your device's GPS.
Politics
| Ward | East Hunsbury And Shelfleys |
|---|---|
| Constituency | South Northamptonshire |
House Prices
Sales of detached houses in NN4 9YB
2026 23 FEB £290,000 |
2025 13 AUG £295,000 |
35, BLACKWELL HILL, NORTHAMPTON, NN4 9YB 2025 4 APR £299,995 |
2024 11 MAR £266,310 |
2024 12 FEB £309,000 |
31, BLACKWELL HILL, NORTHAMPTON, NN4 9YB 2023 16 OCT £301,000 |
2022 21 DEC £420,000 |
2022 27 MAY £365,000 |
2021 9 DEC £319,995 |
37, BLACKWELL HILL, NORTHAMPTON, NN4 9YB 2021 24 SEP £349,995 |
Licence: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Transport
Nearest bus stops to NN4 9YB
| Tideswell Close (Ladybridge Drive) | Shelfleys | 102m |
| Ladybridge Drive (Towcester Road) | Shelfleys | 184m |
| Ladybridge Drive (Towcester Road) | Shelfleys | 193m |
| Bitterns Street (Ladybridge Drive) | Shelfleys | 375m |
| Bitterns Street (Ladybridge Drive) | Shelfleys | 388m |
Nearest railway stations to NN4 9YB
| Northampton Station | 3.1km |
Broadband
Broadband access in NN4 9YB (2020 data)
| Percentage of properties with Next Generation Access | 100.0% |
| Percentage of properties with Superfast Broadband | 100.0% |
| Percentage of properties with Ultrafast Broadband | 100.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in NN4 9YB (2019 data)
Download
| Median download speed | 58.0Mbps |
| Average download speed | 75.7Mbps |
| Maximum download speed | 200.00Mbps |
Upload
| Median upload speed | 9.9Mbps |
| Average upload speed | 10.4Mbps |
| Maximum upload speed | 20.00Mbps |
Broadband limitations in NN4 9YB (2020 data)
| Percentage of properties unable to receive 2Mbps | 0.0% |
| Percentage of properties unable to receive 5Mbps | 0.0% |
| Percentage of properties unable to receive 10Mbps | 0.0% |
| Percentage of properties unable to receive 30Mbps | 0.0% |
NN4 9YB gas and electricity consumption
Estimated total energy consumption in NN4 9YB by fuel type, 2015.
Gas
| Consumption (kWh) | 460,636 |
|---|---|
| Meter count | 37 |
| Mean (kWh/meter) | 12,450 |
| Median (kWh/meter) | 11,905 |
Electricity
| Consumption (kWh) | 136,048 |
|---|---|
| Meter count | 37 |
| Mean (kWh/meter) | 3,677 |
| Median (kWh/meter) | 3,307 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in NN4 9YB, for 2015.
- Meter count: The total number of meters in NN4 9YB.
- Mean: The mean average consumption per meter, in kWh.
- Median: The median average consumption per meter, in kWh.
Source: Postcode level electricity estimates: 2015 (experimental)
Licence: Open Government Licence
Deprivation
21.4% of English postcodes are less deprived than NN4 9YB:Food Standards Agency
Three nearest food hygiene ratings to NN4 9YB (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to NN4 9YB
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Tideswell Close | 17:30 | 11:30 | 110m |
| Overslade Close | 17:30 | 11:30 | 580m |
| Hilldrop Road | 17:30 | 12:30 | 838m |
NN4 9YB ITL and NN4 9YB LAU
The below table lists the International Territorial Level (ITL) codes (formerly Nomenclature of Territorial Units for Statistics (NUTS) codes) and Local Administrative Units (LAU) codes for NN4 9YB:
| ITL 1 Code | Name |
|---|---|
| TLF | East Midlands (England) |
| ITL 2 Code | Name |
| TLF2 | Leicestershire, Rutland and Northamptonshire |
| ITL 3 Code | Name |
| TLF24 | West Northamptonshire |
| LAU 1 Code | Name |
| E07000154 | Northampton |
NN4 9YB census areas
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for NN4 9YB:
| Code | Name | |
|---|---|---|
| OA | E00138638 | |
| LSOA | E01027250 | Northampton 029A |
| MSOA | E02005678 | Northampton 029 |
Nearest postcodes to NN4 9YB
| NN4 9YE | Bledlow Rise | 77m |
| NN4 9YD | Bramble End | 94m |
| NN4 9YY | Bakewell Close | 138m |
| NN4 9YA | Sarek Park | 144m |
| NN4 9UH | Foxford Close | 145m |
| NN4 9YQ | Wardlow Close | 159m |
| NN4 9XY | Tideswell Close | 169m |
| NN4 9YZ | Stuart Close | 192m |
| NN4 9XT | Holbein Gardens | 272m |
| NN4 9JJ | Wootton Hill Farm | 305m |
- Contains OS data © Crown copyright and database right (2026)
- Contains Royal Mail data © Royal Mail copyright and Database right (2026)
- Contains National Statistics data © Crown copyright and database right (2026)
- Data produced by Land Registry © Crown copyright (2026)
- Contains Environment Agency data licensed under the Open Government Licence v3.0
- Everything else © GetTheData Publishing Limited (2026)
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