Mississinewa Lake State Park - United States

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About Mississinewa Lake State Park

RV quick facts for Mississinewa Lake State Park

DetailInformation
Managing agencyIndiana DNR (Miami State Recreation Area), on U.S. Army Corps of Engineers reservoir land
Full hookupsNo full hookups; electric sites available at Miami SRA campground
Dump stationAvailable at the Miami SRA campground
Reservation windowUp to 6 months in advance via camp.IN.gov
Cell serviceGenerally reliable at the campground on major US carriers
Road restrictionsNo tunnels or steep grades; rural county roads near entrance, watch for low-clearance bridges in the area
SeasonModern campground typically open April through late October
PetsPermitted on leash in campground and on trails

Best time to visit Mississinewa Lake State Park

Late May through early September is the prime window, with warm Indiana summers ideal for swimming, boating, and full campground services. June and July bring peak crowds and warmest water, so reservations fill quickly on weekends. September and early October offer cooler nights, fall color, and easier campsite availability, though the lake is typically drawn down in autumn for winter flood storage. The main modern campground is a seasonal operation, so April and late October trips should confirm site availability before booking.

Jan 60 mm
34°F - 18°F

Modern campground closed; day-use only with limited services

Feb 55 mm
37°F - 19°F

Modern campground closed; day-use only

Mar 80 mm
50°F - 30°F

Campground typically still closed early month; reservoir refilling

Apr 95 mm
63°F - 41°F

Campground typically opens; cool nights

May 115 mm
73°F - 52°F

Pleasant; spring storms possible

Jun 110 mm
82°F - 61°F

Peak season, reserve early

Jul 105 mm
86°F - 66°F

Hot, humid, busiest month

Aug 90 mm
84°F - 64°F

Warm lake temps, peak boating

Sep 80 mm
77°F - 55°F

Comfortable shoulder season

Oct 75 mm
64°F - 43°F

Fall color; lake drawdown begins, campground closes late month

Nov 75 mm
50°F - 33°F

Modern campground closed; day-use only

Dec 65 mm
37°F - 23°F

Modern campground closed; day-use only

Things to do at Mississinewa Lake State Park

  • Boating and fishing on Mississinewa Lake
    RV parking available

    The lake is the centerpiece of the property and supports boating, water-skiing, and fishing for largemouth bass, walleye, crappie, and catfish. Public boat ramps and a marina at Miami SRA provide trailer access, and parking lots can accommodate truck-and-trailer rigs.

  • Miami SRA Swimming Beach Easy
    RV parking available

    A guarded-season beach on the north shore offers swimming, sand play, and shoreline picnicking. Adjacent paved parking and restrooms make it easy for RV day-use stops.

  • Frances Slocum Trail mountain biking Moderate
    RV parking available

    Mississinewa Lake hosts a network of singletrack mountain bike trails maintained in cooperation with local volunteer groups. Trailhead parking near the campground accommodates vehicles, and routes range from beginner loops to more technical sections.

  • Hiking the lakeshore trails Easy
    RV parking available

    Several wooded hiking trails wind along the reservoir shoreline through hardwood forest and meadow habitat. Most start from day-use areas inside Miami SRA with paved parking.

  • Mississinewa 1812 living history

    An annual fall reenactment event near the lake recreates an 1812 frontier encampment with reenactors, demonstrations, and period vendors. Designated event parking accommodates larger vehicles, but RVers should arrive early on event weekends.

  • Wildlife viewing and birding

    Open shoreline, marsh inlets, and mixed forest support bald eagles, herons, waterfowl, and migrating songbirds. Pull-offs and day-use lots along the property provide easy stops with binoculars.

  • Picnicking at day-use shelters
    RV parking available

    Reservable shelters and open picnic areas overlook the lake and dam area. Most have nearby vehicle parking suitable for medium-size RVs and tow vehicles.

  • Seasonal hunting in designated zones

    Portions of the surrounding Corps of Engineers property are open to regulated hunting for deer, turkey, and small game during Indiana DNR seasons. Hunters should check current regulations and zone maps before arrival.

Top Hosts near IN, United States

Weston11 trips - Joined Jul 2023Superhost

Great RV as described questions were answered quickly and easy to deal with

michael C. - Nov 2025

Weston was easy to deal with, very responsive and friendly. We went off grid for 4 days and had no issues with the RV.

Aimon D. - Oct 2025

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RV Rentals Mississinewa Lake State Park

Mississinewa Lake State Park, IN, United States

How to get to Mississinewa Lake State Park

The park sits about 8 miles southeast of Peru, Indiana, off State Road 19 and County Road 500S, roughly a 1.5-hour drive (75 miles) north of Indianapolis and about 1 hour southwest of Fort Wayne. From Indianapolis, most RVers take I-69 north to US-31, then east on local highways. Roads are flat Midwest farmland with no significant grades, tunnels, or weight-restricted bridges, but rural county roads near the entrance can be narrow, so larger rigs should stick to signed truck routes. The closest major airport for fly-and-rent trips is Indianapolis International Airport (IND), with Fort Wayne International (FWA) as a smaller alternative.

RVezy vs. Traditional RV rental

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  • Limited fleet from a rental company
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  • Pickup only at retail locations
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