County Fair Guide

Columbia County Fair

Portage, Wisconsin

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2026 Dates

Jul 29 – Aug 2, 2026

Duration

5 days

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Size

small

A Closer Look

In Portage, the Columbia County Fair takes place at the end of July in the Wisconsin River corridor north of Madison. Portage sits at the historic portage between the Fox and Wisconsin Rivers, a critical route used by French explorers and fur traders.

Planning Your Visit

The historic Portage Canal is a fascinating piece of Wisconsin history — walk along the canal and imagine the era when this was a critical waterway link.

Fair Highlights

Livestock shows, 4-H exhibits, carnival rides, and community entertainment serve this central Wisconsin county with its mix of farms and river communities.

Heading to Columbia County Fair?

Our complete packing list covers what actually makes a difference — sun protection, footwear, and the small things people forget until they need them.

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