See all Gardens in Tallahassee Tallahassee for: Adventure, Food And Dining, Art And Culture, Nightlife, Spa, History, First Timers, Family, Romance, Shopping Alfred B. Maclay State Gardens About The Alfred B. Maclay State Gardens is a 1,176-acre (4.76 km2) Florida State Park, botanical garden and historic site, located in Tallahassee, in northwestern Florida. The address is 3540 Thomasville Road. Add to Wish List