SO31 9FN lies on Mariners Way in Warsash, Southampton. SO31 9FN is located in the Warsash electoral ward, within the local authority district of Fareham and the English Parliamentary constituency of Fareham. The Sub Integrated Care Board (ICB) Location is NHS Hampshire and Isle of Wight ICB - D9Y0V and the police force is Hampshire. This postcode has been in use since December 1994.


| Easting | 449105 |
| Northing | 106248 |
| Latitude | 50.853671 |
| Longitude | -1.303773 |
| Street | Mariners Way |
| Locality | Warsash |
| Town/City | Southampton |
| Country | England |
| Postcode District | SO31 |
Elevation or altitude of SO31 9FN 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.
| Ward | Warsash |
|---|---|
| Constituency | Fareham |
2025 17 MAR £915,000 |
2025 30 JAN £1,035,000 |
14, MARINERS WAY, WARSASH, SOUTHAMPTON, SO31 9FN 2021 30 JUN £865,000 |
18, MARINERS WAY, WARSASH, SOUTHAMPTON, SO31 9FN 2018 26 JUL £880,000 |
2017 24 MAR £840,000 |
2017 30 JAN £760,000 |
4, MARINERS WAY, WARSASH, SOUTHAMPTON, SO31 9FN 2009 30 JUL £692,500 |
2007 9 OCT £572,000 |
2006 1 NOV £599,950 |
15, MARINERS WAY, WARSASH, SOUTHAMPTON, SO31 9FN 2006 22 AUG £500,000 |
| Warsash Village (Brook Lane) | Warsash | 256m |
| Warsash Village (Newtown Road) | Warsash | 282m |
| Warsash Village | Warsash | 309m |
| Queens Road (Newtown Road) | Warsash | 499m |
| Queens Road (Newtown Road) | Warsash | 506m |
| Hamble Station | 2.7km |
| Bursledon Station | 3.3km |
| Netley Station | 3.6km |
| 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
| Median download speed | 60.0Mbps |
| Average download speed | 84.3Mbps |
| Maximum download speed | 350.00Mbps |
| Median upload speed | 0.8Mbps |
| Average upload speed | 2.2Mbps |
| Maximum upload speed | 7.74Mbps |
| 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% |
Estimated total energy consumption in SO31 9FN by fuel type, 2015.
| Consumption (kWh) | 325,100 |
|---|---|
| Meter count | 17 |
| Mean (kWh/meter) | 19,124 |
| Median (kWh/meter) | 19,040 |
| Consumption (kWh) | 77,224 |
|---|---|
| Meter count | 18 |
| Mean (kWh/meter) | 4,290 |
| Median (kWh/meter) | 3,727 |



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| Last Collection | |||
|---|---|---|---|
| Location | Mon-Fri | Sat | Distance |
| Warsash Post Office | 17:30 | 11:15 | 401m |
| Newtown Road | 16:30 | 09:00 | 548m |
| Dibles Road | 16:15 | 07:30 | 696m |
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 SO31 9FN:
| ITL 1 Code | Name |
|---|---|
| TLJ | South East (England) |
| ITL 2 Code | Name |
| TLJ3 | Hampshire and Isle of Wight |
| ITL 3 Code | Name |
| TLJ35 | South Hampshire |
| LAU 1 Code | Name |
| E07000087 | Fareham |
The below table lists the Census Output Area (OA), Lower Layer Super Output Area (LSOA), and Middle Layer Super Output Area (MSOA) for SO31 9FN:
| Code | Name | |
|---|---|---|
| OA | E00115833 | |
| LSOA | E01022793 | Fareham 006E |
| MSOA | E02004732 | Fareham 006 |
| SO31 9GT | Hamble Close | 62m |
| SO31 9FU | Shore Road | 105m |
| SO31 9FP | Crofton Way | 128m |
| SO31 9FQ | Crofton Way | 130m |
| SO31 9FW | Passage Lane | 138m |
| SO31 9JZ | Havelock Road | 156m |
| SO31 9EY | Shore Road | 159m |
| SO31 9FS | Shore Road | 174m |
| SO31 9FL | Thornton Avenue | 175m |
| SO31 9FT | Shore Road | 181m |