Friends of Wisconsin Interstate Park and Straight Lake State Park
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Ice to Water Race Fun!

Ice to Water Race Fun!

by Derek Anderson | Jul 30, 2026 | Events, Highlight, Interstate Park WI, Past Event, Races, Trails, Volunteer

Saturday, July 25 was the 6th Annual Ice to Water 5k/ 10k and Kid Run in WI Interstate Park. This year there were 50 Participants in the races. The overall winners of the 10k race was Ryan Rogers and Holly Wandersee. The 5k overall winners were Quinn McDonald and...
Horizon Rock of Ages

Horizon Rock of Ages

by Kathy Scharfenberg | Jul 17, 2026 | Events, Highlight, Interstate Park WI, News, Park History, Projects

It’s celebration time!!!  Horizon Rock shelter renovations are completed Thanks to support from Friends of Interstate and Straight Lake State Parks, community businesses, Give big donations  and individual donors.  On July 8, 2026 the friends, WI DNR Park staff, and...
A River Runs Through It – Nature Storytime

A River Runs Through It – Nature Storytime

by Kathy Scharfenberg | May 31, 2026 | Events, Nature Storytime, St. Croix River

What’s in your river? Any mussels? Pumpkinseed fish ? maybe a sturgeon? How about a kayak? The families of Nature Storytime went on a field trip to the St. Croix National Scenic Riverway center. It was a fun place to explore the river and practice kayaking and...
One Flew Over the Heron’s Nest

One Flew Over the Heron’s Nest

by Kathy Scharfenberg | May 28, 2026 | Events, Interstate Park WI, Past Event

The bird hike at Interstate Park was awesome on Saturday May 16! 58 species of birds were spotted, with a variety of vireos and warblers in the trees along the trail.  The air was filled with lovely birdsongs.  The blue heron rookery was active with adult birds flying...
Nature Storytime’s ‘Frog-ademy’

Nature Storytime’s ‘Frog-ademy’

by Derek Anderson | May 4, 2026 | Events, Nature Storytime

Where Tadpoles Graduate with Hoppin’ Honors! This past Friday Nature Storytime was ‘Toad-ally’ awesome! The kids and their families learned all about the world of frogs and their fascinating life cycle. After enjoying a few stories inside, the kids then...
Busy Learning at Nature Storytime!

Busy Learning at Nature Storytime!

by Kathy Scharfenberg | Apr 28, 2026 | Events, Nature Storytime

The children and participants of Nature Storytime continue to learn about nature and science in fun weekly events. Recently we learned about about chemical reactions. We experimented with baking soda and vinegar, making an “erupting” volcano.  Next, we...
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Recent Posts

  • Ice to Water Race Fun!
  • The CCC Interpretive Trail Improved
  • Horizon Rock of Ages
  • So Far, So Fun! Friends Board Highlights
  • Cloudy with a Chance of Constellations

Recent Comments

  1. Lincoln Duncanson on Historic CCC Building “Horizon Rock Shelter” in need of HELP from you!
  2. Derek Anderson on We Can Take It!
  3. Mathew Thompson on We Can Take It!

Where to Find Us

Mailing Address:
P.O Box 703
St. Croix Falls, WI 54024
715-483-3747

Interstate Park
1275 WI-35
St Croix Falls, WI 54024

Straight Lake Park
2700 120th Street
Luck, WI 54853

Directions

Interstate Park is in St. Croix Falls, on Wisconsin Highway 35 just 1/2 mile south of U.S. Highway 8.

  • Get directions.

Hours

Interstate Park is open year-round from 6 a.m. to 11 p.m.

Register to Camp

Register to Camp

Fees

  • A vehicle admission sticker is required.
  • Camping in the Wisconsin State Park System.
  • Hunting and fishing licenses apply.
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