Maine’s state parks were the place to be once again in 2025. According to the Maine State Parks Public Use Report, nearly 2.6 million people visited the state park system for day use last year. Maine's State Parks are Some of Prettiest Parts of the StateIt’s never a surprise to see so many people flocking to our wonderful state parks. Getty Images Getty Images loading...What Were the Most Visited Maine State Parks in 2025? The Most Visited Maine State Parks in 2025 Here are the 20 most visited Maine state parks and historic sites in 2025, according to the Maine Bureau of Parks and LandNote: Baxter State Park has private reservations and numbers.