Big M
Table Rock Lake — lakeside, fishing, hiking
Location: CASSVILLE, MO, MO
Price: From $16 per night
Price range: $16–$28 per night
Rating: 4.4 out of 5 (179 reviews)
Season: May through October
Big M is a spacious and grassy campground that sits along the White River Arm of Table Rock Lake in the Missouri countryside. Big M provides plenty of sites with a panoramic view of the beautiful Table Rock Lake, surrounded by the scenic foothills of the Ozark Mountains.Whether on water or land, Big M Campground offers visitors countless recreational activities. Picnicking, swimming, scuba diving, boating, fishing, hiking and wildlife viewing are all popular pastimes at the park.
Cell coverage (FCC estimate): strong signal. Actual signal may vary in remote areas. Best carrier: T-Mobile. Verizon 4G: 100%. AT&T 4G: 100%. T-Mobile 4G: 100%.
Amenities: Fire Rings, Picnic Tables, Drinking Water, Showers, Dump Station, Electric Hookups, Camp Host, Fishing, Boat Launch
Availability alerts: Set a free cancellation alert at camperwatch.org/campground/big-m to be notified when sites open up.
Big M sits directly on the White River Arm of Table Rock Lake with panoramic views of the lake and Ozark foothills. The campground offers diverse recreation including boating, fishing, swimming, scuba diving, hiking, and wildlife viewing across 62 spacious grassy sites.
Wildlife alert: Western Pygmy Rattlesnakes have been observed in the area. North American River Otters are also present near the water.
Insider tips for Big M: Book early — this is a federal campground with high demand Only select sites have electric hookups; confirm hookup availability when reserving if needed Bring your own water/sewer capability as most sites lack these hookups despite being near the lake
Skip Big M if: You need full hookups — water and sewer are not available at most sites. You're visiting outside May through October — seasonal operations only. You prefer spontaneous camping — early booking is required.
Best time to visit Big M: May through October — Campground operates seasonally during these months only.
Nearby campgrounds: Eagle Rock (EAGLE ROCK, MO), Viola (SHELL KNOB, MO), Shell Knob Rec Site Pavilion (AVA, MO), Campbell Point (Shell Knob, MO).
Cell Phone Coverage at Big M
Cell signal at Big M (CASSVILLE, MO): strong overall signal based on FCC broadband data. Best carrier: T-Mobile.
- Verizon 4G LTE: 100% coverage
- AT&T 4G LTE: 100% coverage
- T-Mobile 4G LTE: 100% coverage · T-Mobile 5G: 100%
Coverage data source: FCC Broadband Data Collection (BDC). Actual signal may vary due to terrain, tree cover, and distance from towers. Camper reports are more reliable than coverage maps in remote areas.
Big M is a spacious and grassy campground that sits along the White River Arm of Table Rock Lake in the Missouri countryside. Big M provides plenty of sites with a panoramic view of the beautiful Table Rock Lake, surrounded by the scenic foothills of the Ozark Mountains.Whether on water or land, Big M Campground offers visitors countless recreational activities. Picnicking, swimming, scuba diving, boating, fishing, hiking and wildlife viewing are all popular pastimes at the park.
Verified facts
RIDB / Recreation.gov official databaseAmenities
RIDB /facilities /campsites · owner-verifiedStraight talk
CamperWatch intel · curated from camper reportsKnown issues, each with the workaround. Read before you book.
Insider tips & when to go
CamperWatch intel · hand-curated entryBook early
this is a federal campground with high demand
Only select sites have electric hookups; confirm hookup availability when reserving if needed
Bring your own water/sewer capability as most sites lack these hookups despite being near the lake
Campground operates seasonally during these months only
Things to do nearby
RIDB /activities /recareas + intelConditions today
LiveCell signal
FCC BDC · quarterly datasetFCC maps are theoretical — camper reports confirm signal. Best carrier: T-Mobile.
Wildlife nearby
iNaturalist · research-grade · 8 kmLocation
Leaflet · OpenStreetMap tiles
Getting there →
From Cassville, Missouri, travel east on State Route 76 for 9 miles. Turn onto the Highway M access road and follow signs into the campground.
Campground entrance
Google Maps APICommunity
#community · posts, photos & Q&A · AI-moderated (Claude Vision)Pro tips
- Book on recreation.gov exactly 6 months ahead at 10am ET — Table Rock Lake fills fast in peak season.
- Check current road conditions at Table Rock Lake before arrival — seasonal closures common.
Frequently asked questions
RIDB facts + intel · FAQPage schema, speakableHow much does Big M cost per night?+
What season is Big M open?+
Does Big M have hookups?+
What is the maximum RV length at Big M?+
How do I make reservations at Big M?+
What is the cell service like at Big M?+
What season is Big M open, and what are check-in times?+
Official resources
●Data sources on this page
CamperWatch never fabricates data. Where data is unavailable, it is not shown.
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