HAMPSHIRE

HAMPSHIRE COUNTY COUNCIL

There is nothing on the website for motorhomes.

New Forest.
OS Landranger 195 and 196: Explorer New Forest OL22
All car parks are free and have no height barriers.

Southampton
A designated oversized parking place is provided in Harbour Parade long stay Car Park, SO15 1BA and in the Quays swimming and diving complex car parks near the Isle of Wight ferry terminal.
If using any other bay you must ensure that your vehicle is parked within the bay markings.

Winchester City Council states
Coaches, mini buses, motorhomes, caravans and trailers unable to fit within standard marked bays, may park in the coach park in Worthy Lane. 
There is also designated parking for motor homes in the St Catherine's and South Winchester Park & Ride sites.

Havant Borough Council
Overnight Motorhome Parking at West Beach Hayling Island is not allowed between 10 pm and 8 am.

Rushmoor Borough Council - Aldershot and Farnborough
There are a few car parks in Aldershot, Farnborough and North Camp where you can park a motor home or vehicle with a trailer or caravan that does not fit in a single marked bay.
These are at:
You can park your vehicle across two bays, end to end, as long as they do not exceed two bay lengths, plus one metre overhang at each end (12 metres in total length). The wheels of the vehicle or the vehicle and trailer must be within the marked bays.
You will need to buy a ticket for each bay used - even if you are only partly using one bay. If  you are towing a caravan or trailer, you must also display a ticket on each vehicle, including the towed vehicle.