Although the Palace itself is not free to enter, the gardens can be freely entered at certain times of day.
Good views of the Palace can also be made from the path along bank of the River Thames on the South side of the Palace.
OG: Hampton Court 0.26km
OG: Thames Ditton 1.71km
OG: Hampton Wick 2.26km
09:00-10:00 only is free entry to the gardens.
Always check details regarding opening hours, accessibility and pricing before travelling.