Natural swimming hole

Summit Lake State Park beach

Lake · Indiana

Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.

About this swimming hole

Summit Lake State Park's beach sits on an 800-acre lake in east-central Indiana. The prairie-fringed reservoir is a major draw for swimmers between Indianapolis and Richmond. Zeigler Woods Nature Preserve adds old-growth forest hiking to the beach day.

Good to know

Water typeLake
Water temperaturemid 70s in summer
Depthshallow beach entry
Best seasonJune-August
FeesState park entrance fee
Reservations requiredNo
Parkingstate park lots
Amenitiesswim beach, campground, trails
CountyHenry County
Nearest townNew Castle
Safety notesno lifeguard; windy on the big lake

Map

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Frequently asked questions

Can you swim in Summit Lake State Park beach?

Yes — Summit Lake State Park beach is listed as a natural swimming spot in Indiana. Reported water temperature: mid 70s in summer. Heads-up: no lifeguard; windy on the big lake. There are rarely lifeguards at natural swimming holes — verify conditions locally before you go.

Does Summit Lake State Park beach require reservations?

No reservations are required at Summit Lake State Park beach based on current information — but verify before you go.

Is there a fee to visit Summit Lake State Park beach?

Reported fee info: State park entrance fee. Fees can change — confirm with the official link.

When is the best time to visit Summit Lake State Park beach?

The best season is typically June-August.

Keep exploring

Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026