I found one in Orlando at dogpark.com Here is the info:

Orlando
1/ Paw Park of Historic Sanford
Located in the Historic Disctrict of Sanford, 427 French Ave(US Hwy 17-92)
Open 7:30am to 7:30pm daily
Features: Fenced, Double Gated Entrance, Benches, Tables, Self Watering
Bowls, Dog Showers, Small Dog Area, Poopbag Dispensers, Parking, Handicap
Access, Community Bulletin Board, Nicely Shaded with Mature Oak Trees, Located 20 Min North of Downtown Orlando, Easy Access from I-4.
2/ Lake Haven
Located at the corner of Mills and Anderson
NOTE: this area is part of the Orlando Greenwood Urban Wetland and dogs are not allowed.



Hope it helps!!!