Hart-Miller Island State Park Information

Baltimore County

Hart-Miller Island State Park

c/o Gunpowder Falls State Park
2813 Jerusalem Rd.
P.O. Box 480
Kingsville, MD 21087​


Driving Directions:
Hart-Miller Island is accessible by personal boat or watercraft only.
GPS Coordinates: 39.252790, -76.372469​​

Hours of Operation:
8 a.m. - sunset
(Registered campers only after sunset)
South Cell open May 1st - September 30th
Camping available May 1st - September 30th

Certain activities are permitted outside of the regular park hours (e.g. fishing and hunting where permitted). Please check with the park before your visit if you plan to engage in an activity which requires you to be in the park before or after the posted hours.

Hunting Policy:
  • Waterfowl blind sites available by lottery on certain dates (reservation required) and on first come, first served basis on all other dates (free WHS permit/Managed Hunt Permit required)

Pet Policy:
Leashed pets are allowed on Hart-Miller Island.