This information provided courtesy of TheMaineShop.com.

Maine State Parks Chart of Features and Facilities1
State Parks location acreage camping hot showers historic snack bar scenic road picnicking swimming boat access fishing snowmobiling fee charged dumping station trails open dates
Allagash Wilderness Waterway Aroostook & Piscataquis 22840 May 15 - Oct 15
Aroostook Presque Isle 664 Mem Day - Labor Day
Birch Point Owls Head 62 All Year
Bradbury Mountain Pownal 590 May 15 - Oct 15
Camden Hills Camden 5710 May 15 - Oct 15
Cobscook Bay Dennysville 871 Mem Day - Col Day
Crescent Beach Cape Elizabeth 274 Mem Day - Labor Day
Damariscotta Lake Jefferson 19 Mem Day - Labor Day
Ferry Beach Saco 117 Mem Day - Oct 1
Fort Point (Pownal) Stockton Springs 156 Mem Day - Labor Day
Grafton Notch Grafton Township 3192 May 15 - Oct 15
Holbrook Island Sanctuary Brooksville 1345 All Year
Lake St. George Liberty 358 May 15 - Oct 1
Lamoine Lamoine 55 May 15 - Oct 15
Lily Bay Beaver Cove 924 May 1 - Oct 15
Moose Point Searsport 146 Mem Day - Oct 1
Mt. Blue Weld 7489 May 15 - Oct 1
Owls Head Owls Head 13 All Year
Peacock Beach Richmond 93 Mem Day - Labor Day
Peaks-Kenny Dover-Foxcroft 813 May 15 - Oct 1
Popham Beach Phippsburg 605 Apr 15 - Oct 30
Quoddy Head Lubec 541 May 15 - Oct 15
Range Ponds Poland 740 May 15 - Oct 15
Rangeley Lake Rangeley 870 May 15 - Oct 1
Reid Georgetown 770 All Year
Roque Bluffs Roque Bluffs 274 May 15 - Oct 1
Sebago Lake Naples 1342 May 1 - Oct 15
Shackford Head Eastport 87 All Year
Swan Lake Swanville 67 Mem Day - Labor Day
Two Lights Cape Elizabeth 41 All Year
Vaughan Woods Burwick 165 Mem Day - Labor Day
Warren Island Islesboro 70 Mem Day - Sep 15
Wolfe's Neck Woods Freeport 244 Mem Day - Labor Day
*All trails at state parks and public reserved lands have hiking opportunities. Depending on the time of year, some trails in selected state parks also have shared use opportunities for:
  cross-country skiing
  riding ATVs
  horseback riding
  riding mountain bikes
ATV, equestrian, and bicycle use is allowed on gravel roads on public reserved lands that have the green and white sign indicating "Shared Use Road".
Call individual parks or public reserved land units for information about specific trail uses allowed in each area.

1This information was borrowed from the Bureau of Parks and Lands, Maine Department of Conservation.