Kosir's Whitewater Rafting

Kosir's Whitewater Rafting Wisconsin's oldest, family owned, whitewater rafting outfitter, since 1975. Rafting the Peshtigo & Menominee Rivers! Camping, rafting, tubing, and kayaking!
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The perfect spot for family adventures, scout outings, work trips, and more! CHEERS TO 50 YEARS! Our season runs April through September. Our whitewater adventures will take you through pristine Northwoods forests on a wild Wisconsin river! The Peshtigo River is the longest stretch of, commercially run, continuous whitewater in the Midwest. The mighty Menominee is located on the border of Wisconsi

n and Michigan's Upper Peninsula with class four whitewater, and breathtaking views! Full campgrounds, with RV hookups, also available at our Peshtigo River location! Bar/restaurant located right on site! Cabins are also available - rented thru Rapids Resort!

Did this Summer absolutely FLY by for anyone else?! It feels like just yesterday we were opening the Peshtigo for Spring...
08/14/2026

Did this Summer absolutely FLY by for anyone else?!

It feels like just yesterday we were opening the Peshtigo for Spring Rafting.. 👀

Don’t miss your chance at a thrilling end of Summer adventure. Book a Menominee River rafting trip today!

Online at www.kosirs.com or over the phone at 715-927-3608!

We have a few trips with availability this weekend! Don’t let the Summer pass by without a fun adventure on the water! 😎...
07/23/2026

We have a few trips with availability this weekend! Don’t let the Summer pass by without a fun adventure on the water! 😎 🌊

👉 Book online at www.kosirs.com or over the phone at 715-927-3608!

Sweet Summertime! 🎶 🌊☀️
07/10/2026

Sweet Summertime! 🎶 🌊☀️

What a fun way to bond as a team! Thanks for coming!! 🌊☀️
06/30/2026

What a fun way to bond as a team! Thanks for coming!! 🌊☀️

We still have availability this weekend! Plan a thrilling whitewater adventure on the Menominee or Peshtigo River, or a ...
06/29/2026

We still have availability this weekend! Plan a thrilling whitewater adventure on the Menominee or Peshtigo River, or a river tubing trip on the Peshtigo!

Limited spots are available this weekend, so reserve as soon as possible! 🇺🇸 ☀️ 🌊

We also have a camping cabin open this weekend!

There’s not many days where you get perfect water for tubing AND funyaks! Join us on the water this weekend for a funyak...
06/13/2026

There’s not many days where you get perfect water for tubing AND funyaks! Join us on the water this weekend for a funyak adventure or a fun river float! 🌊

Looking for an adventure this Memorial Day weekend?! We’ve got you covered! Paddle with us on the Peshtigo, Mighty Menom...
05/22/2026

Looking for an adventure this Memorial Day weekend?! We’ve got you covered! Paddle with us on the Peshtigo, Mighty Menom, or both! 🌊

Book your spot at www.kosirs.com or over the phone at 715-927-3608.

Menom season is here! 🌊 😎 Book online at www.kosirs.com or over the phone at 715-927-3608!
05/17/2026

Menom season is here! 🌊 😎

Book online at www.kosirs.com or over the phone at 715-927-3608!

You know your guide is in concentration mode when their tongue is out 🤣Join us for a Sunday Funday paddle tomorrow at 10...
05/02/2026

You know your guide is in concentration mode when their tongue is out 🤣

Join us for a Sunday Funday paddle tomorrow at 10:00 or 1:00 (or both if you’re feeling really adventurous)!

Call 715-927-3608 to reserve your spot! 🌊

The perfect water level for 2-3 person rafts 🌊 Peshtigo trips tomorrow at 9:00am and 12:00pm still have availability! H...
05/02/2026

The perfect water level for 2-3 person rafts 🌊
Peshtigo trips tomorrow at 9:00am and 12:00pm still have availability! Hop on while the waters still up!

Address

W14073 CR-C
Athelstane, WI
54104

Telephone

+17159273608

Website

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