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Notable cave · Mahoning, Ohio

Hemlock Boulder

Hemlock Boulder is a cave in Mahoning, Ohio.

Hemlock Boulder: crowds and conditions

Typical pattern: moderate; weekends busier. Been there recently? Post today’s status and it shows here for the next traveller.

Status options for this cave: Open, good conditions · Very crowded · Approach road bad · Closed / not accessible.

Best time to visit Hemlock Boulder

Season: Year-round; October to March is most comfortable, some caves flood in heavy rain.

Busiest days: Weekends and long holidays.

Crowd: Moderate; weekends busier.

Typical week: Mon light · Tue light · Wed light · Thu light · Fri light · Sat busy · Sun busy.

How to reach Hemlock Boulder — distance from nearby cities

    Coordinates: 41.06887, -80.68740. Road distances are estimates; the road-trip planner uses real routes and adds stops worth the detour.

    Places to visit near Hemlock Boulder

    See everything within a day’s drive of Hemlock Boulder

    Other caves near Hemlock Boulder

    All caves in Ohio

    Map data © OpenStreetMap contributors (ODbL)

    Frequently asked

    Is Hemlock Boulder open today?

    No visitor has reported the opening status for Hemlock Boulder yet. Typical pattern: moderate; weekends busier. Busiest: Weekends and long holidays.

    What is the best time to visit Hemlock Boulder?

    Year-round; October to March is most comfortable, some caves flood in heavy rain. Moderate; weekends busier.

    What are the places to visit near Hemlock Boulder?

    Nearby: Mill Creek Park (sanctuary, 1 km), Fellows Riverside Gardens (park, 5 km), Helen Chapel (church, 6 km), WKTL-FM (Struthers) (attraction, 10 km), Meander Creek Reservoir (lake, 14 km), Evans Lake (lake, 16 km).

    Is Hemlock Boulder worth visiting?

    Hemlock Boulder is listed as a notable cave in Ohio on Spotwander.