Hampton, VA

City of Hampton
Here is the website for Hampton Parks & Recreation.
Sandy Bottom Nature Park
“From the 10,000 square foot nature center overlooking Sandy Bottom Lake to the elusive creatures that inhabit the wetland marshes, there is something for everyone at Sandy Bottom Nature Park.”
Here is the Park’s website.   Phone 757-825-4657  Park Map   Brochure  There are numerous trails in this park which are easy and probably more than these three are accessible.  AllTrails describes them as wheelchair friendly.
Wheelchair Accessible Trillium Loop Trail 4.5 miles

Wheelchair AccessibleMatteson Trail 4.4 miles  It loops around the outside of the Hamptons Golf Course and is heavily used.
Wheelchair AccessibleChrisman Lake Trail 0.8 mile