County Fair Guide

Mariposa County Fair

Mariposa, California

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2026 Dates

September 4–7, 2026

Duration

4 days

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Size

small

Good to Know

Mariposa is the gateway to Yosemite — combine the fair with a Yosemite visit for an unforgettable Sierra Nevada weekend.

Mariposa County Fair Overview

Mariposa is home to the Mariposa County Fair, which is a four-day September celebration in the gateway county to Yosemite National Park, drawing families from the Sierra Nevada foothills gold country.

Highlights

Expect livestock judging, 4-H exhibits, carnival rides, local Gold Country food and craft vendors, and the mountain community spirit of a county shaped by the Gold Rush.

Heading to Mariposa County Fair?

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