National Parks / Ice Age National Scenic Trail
Ice Age National Scenic Trail
National Scenic Trail — WI
The Ice Age National Scenic Trail spans 1,200 miles, traverses some of Wisconsin's finest geologic and glacial features, and passes through the ancestral lands of 15 Tribes. The Trail is built, managed and maintained by dedicated volunteers, Ice Age Trail Alliance, Wisconsin Department of Natural Resources, local partners, and the National Park Service.
Current Alerts
- CautionUse Caution — Tisch Mills Segment
Flooding may occur between Mill Rd. and Nuclear Rd., especially in spring or after heavy rain. A bypass is available via CTH‑B between CTH‑BB and Nuclear Rd. For maps and additional details from the Ice Age Trail Alliance, follow the link below:
More info → - InformationReroute in Effect — Thornapple Creek Segment
The first 0.4 miles east of Thornapple Creek Rd are closed September 1–December 31 for private hunting. Bypass the closure by heading west, then south on Thornapple Creek Rd, and turning east on Gold Dust Rd. For maps and additional details from the Ice Age Trail Alliance, follow the link below:
More info → - InformationReroute in Effect — Algoma Connecting Route Segment
A reroute is in effect on the connecting route south of Algoma. The bridge over Three Mile Creek on Longfellow Rd is closed to all travel. Bypass this closure via 9th Rd and STH‑42; note that the 10th Rd bridge is also closed. This 2.7‑mile alternate route replaces 2.8 miles of connecting route. For maps and additional details from the Ice Age Trail Alliance, follow the link below:
More info → - InformationReroute in Effect — Skunk and Foster Lakes Segment
A reroute is in effect between Indian Valley Rd and Grenlie Rd from September 1, 2026 to January 5, 2027 due to private hunting. Bypass the closure by heading southwest, then south on N Foley Rd, and turning east on Grenlie Rd. The section between Grenlie Rd and Rieben Rd is also closed during the 9‑day gun deer season. For maps and additional details from the Ice Age Trail Alliance, follow the link below:
More info → - InformationReroute in Effect — Monticello Segment
The Stewart Tunnel is closed indefinitely pending reconstruction. The Ice Age Trail is closed at both intersections of Tunnel Rd. Follow Tunnel Rd to bypass the closure and remain on the designated alternate route. For maps and additional details from the Ice Age Trail Alliance, follow the link below:
More info → - InformationReroute in Effect — Hartman Creek Segment
A reroute is in effect between the Emmons Creek Fishery Area and Hartman Creek State Park due to forestry operations. Follow posted signage to remain on the designated reroute. For maps and additional details from the Ice Age Trail Alliance, follow the link below:
More info → - InformationReroute in Effect — Sturgeon Bay Segment
A 0.1‑mile section of the Ice Age Trail between S Neenah Ave and W Yew St is closed indefinitely. Bypass this closure via S Neenah Ave and W Yew St. This 0.5‑mile alternate route replaces 0.5 miles of Ice Age Trail. For maps and additional details from the Ice Age Trail Alliance, follow the link below:
More info →
Source: National Park Service.