California has the most hiking trails in the United States, based on major trail databases.

For hiking trails, California leads the pack—its nine national parks, marquee long-distance routes, and huge trail network outpace every state.

For hiking, California ranks best thanks to nine national parks, 280 state park units, and year-round variety.

For hiking shoes, choose moisture-wicking wool or synthetic socks in crew height, with cushion matched to terrain and weather.

For summer hikes, choose lightweight merino or thin synthetic crew socks that wick sweat, fit snug, and avoid cotton.

Choose midweight merino-blend crew socks that wick moisture; match cushioning and height to boot type and weather.

For hiking, choose merino-rich, snug crew socks with cushion matched to distance, weather, and footwear.

Pick lightweight merino or synthetic socks in quarter or crew height with thin–medium cushion; skip cotton and match thickness to your footwear.

For hot-weather hikes, choose thin merino or synthetic crew socks with light cushion, snug fit, and quick-dry fabric; skip cotton.

For hiking, pick merino-rich socks with snug fit, zoned cushion, and nylon or polyester reinforcement to manage sweat and limit blisters.