PO1 3SZ maps, stats, and open data
PO1 3SZ lies on Gunwharf Quays in Portsmouth. PO1 3SZ is located in the St Thomas electoral ward, within the unitary authority of Portsmouth and the English Parliamentary constituency of Portsmouth South. The Sub Integrated Care Board (ICB) Location is NHS Hampshire and Isle of Wight ICB - 10R and the police force is Hampshire. This postcode has been in use since July 2007.
PO1 3SZ maps
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026
Source: Open Postcode Geo
Licence: Open Government Licence (requires attribution)
Attribution: Contains OS data © Crown copyright and database right 2026; Contains Royal Mail data © Royal Mail copyright and database right 2026; Source: Office for National Statistics licensed under the Open Government Licence v.3.0
PO1 3SZ geodata
| Easting | 463266 |
| Northing | 99881 |
| Latitude | 50.795050 |
| Longitude | -1.103719 |
Where is PO1 3SZ?
| Street | Gunwharf Quays |
| Town/City | Portsmouth |
| Country | England |
| Postcode District | PO1 |
PO1 3SZ Elevation
Elevation or altitude of PO1 3SZ as distance above sea level:
| Metres | Feet | |
|---|---|---|
| Elevation | 10m | 33ft |
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 | St Thomas |
|---|---|
| Constituency | Portsmouth South |
Transport
Nearest bus stops to PO1 3SZ
| Gunwharf Quays (St George's Road) | Old Portsmouth | 70m |
| Gunwharf Quays (St George's Road) | Old Portsmouth | 79m |
| St Georges Square (The Hard) | Portsea | 157m |
| Gunwharf Quay (Ariadne Road) | Portsea | 171m |
| Cambridge Junction (St George's Road) | Old Portsmouth | 250m |
Nearest railway stations to PO1 3SZ
| Portsmouth Harbour Station | 0.4km |
| Portsmouth & Southsea Station | 1km |
| Southsea Hoverport | 1.1km |
Broadband
Broadband access in PO1 3SZ (2020 data)
| Percentage of properties with Next Generation Access | 0.0% |
| Percentage of properties with Superfast Broadband | 0.0% |
| Percentage of properties with Ultrafast Broadband | 0.0% |
| Percentage of properties with Full Fibre Broadband | 0.0% |
Superfast Broadband is between 30Mbps and 300Mbps
Ultrafast Broadband is > 300Mbps
Broadband speed in PO1 3SZ (2019 data)
Download
| Median download speed | 17.4Mbps |
| Average download speed | 18.0Mbps |
| Maximum download speed | 20.87Mbps |
Upload
| Median upload speed | 1.2Mbps |
| Average upload speed | 1.2Mbps |
| Maximum upload speed | 1.24Mbps |
Broadband limitations in PO1 3SZ (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 | 100.0% |
PO1 3SZ gas and electricity consumption
Estimated total energy consumption in PO1 3SZ by fuel type, 2015.
Electricity
| Consumption (kWh) | 341,415 |
|---|---|
| Meter count | 63 |
| Mean (kWh/meter) | 5,419 |
| Median (kWh/meter) | 5,008 |
- Consumption: The estimated total energy consumption, in kWh, across all meters in PO1 3SZ, for 2015.
- Meter count: The total number of meters in PO1 3SZ.
- 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
16.9% of English postcodes are less deprived than PO1 3SZ:Food Standards Agency
Three nearest food hygiene ratings to PO1 3SZ (metres)
➜ Get more ratings from the Food Standards Agency
Nearest post box to PO1 3SZ
| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Gunwharf Road | 17:45 | 11:30 | 97m |
| Ordnance Row | 17:45 | 11:30 | 198m |
| Central Square | 17:45 | 12:30 | 203m |
PO1 3SZ ITL and PO1 3SZ 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 PO1 3SZ:
| ITL 1 Code | Name |
|---|---|
| TLJ | South East (England) |
| ITL 2 Code | Name |
| TLJ3 | Hampshire and Isle of Wight |
| ITL 3 Code | Name |
| TLJ31 | Portsmouth |
| LAU 1 Code | Name |
| E06000044 | Portsmouth |
PO1 3SZ 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 PO1 3SZ:
| Code | Name | |
|---|---|---|
| OA | E00174439 | |
| LSOA | E01033380 | Portsmouth 024E |
| MSOA | E02003547 | Portsmouth 024 |
Nearest postcodes to PO1 3SZ
| PO1 3SY | Gunwharf Quays | 0m |
| PO1 3ET | Gunwharf Quays | 40m |
| PO1 3FR | Gunwharf Quays | 46m |
| PO1 3FS | Gunwharf Quays | 46m |
| PO1 3BQ | The Canalside | 48m |
| PO1 3BP | The Canalside | 88m |
| PO1 3SF | Gunwharf Quays | 94m |
| PO1 3SG | Gunwharf Quays | 94m |
| PO1 3SH | Gunwharf Quays | 94m |
| PO1 3TB | Gunwharf Quays | 108m |
- 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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