Castlewood State Park
Missouri

Castlewood State Park

Castlewood State Park, MO Official Website
Available Activities
  • Hiking
  • Swimming
  • Fishing
  • Boating
  • Horseback Riding
  • Biking

Castlewood State Park: Bluffs, Ruins, and River Magic Minutes from St. Louis

Just 20 minutes from downtown St. Louis, the Meramec River carves through a landscape of white limestone bluffs, abandoned resort ruins, and 1,800 acres of forest that feel a world away from the city. This is Castlewood State Park, where you can stand on a 100-foot bluff watching the river bend below, explore the crumbling foundations of a forgotten 1920s resort town called Lincoln Beach, and mountain bike some of the best singletrack in Missouri — all before lunch.

Castlewood is proof that great state parks don’t need to be remote to be remarkable. The park’s dramatic bluffs overlooking the Meramec, its layered human history, and its 18+ miles of trails for hiking, biking, and horseback riding make it one of the St. Louis metro area’s most treasured natural spaces.

💎 Why Castlewood is Unmissable: Stand atop 100-foot limestone bluffs with sweeping Meramec River views. Explore the ruins of Lincoln Beach — a 1920s resort town lost to time and floods. Hike or mountain bike 18+ miles of trails through river bluffs and forest. Discover one of the best urban nature escapes in America. Free admission, just 20 minutes from downtown St. Louis.

Park Facts at a Glance

InformationDetails
📍 LocationSt. Louis County, Missouri (20 min from downtown)
📐 Park Size1,818 acres
🏔️ FeaturesLimestone bluffs, Meramec River, resort ruins
🥾 Trails18+ miles (hiking, MTB, equestrian)
🚴 Mountain BikingOne of St. Louis’s best MTB destinations
🏛️ HistoryLincoln Beach resort ruins (1920s era)
💰 AdmissionFREE
🕐 HoursSunrise to sunset, year-round
📞 Phone(636) 227-4433

The Bluffs

Castlewood’s white limestone bluffs rise approximately 100 feet above the Meramec River, offering some of the most dramatic viewpoints in the St. Louis metro area. The River Scene Trail climbs to the bluff top, where you look down on the river bending through thick bottomland forest. In autumn, the bluffs are framed by brilliant fall foliage. In spring, the river runs high and fast after Ozark snowmelt.

Lincoln Beach Ruins: A Lost Resort Town

In the early 1900s, a resort town called Lincoln Beach thrived along the Meramec River at what is now Castlewood. Hotels, dance halls, a swimming pool, and a grand riverfront promenade drew St. Louisans seeking weekend escapes. But repeated flooding and the Great Depression killed the resort, and the buildings were gradually abandoned and reclaimed by the forest.

Today, hikers can still find concrete foundations, staircase remnants, and building footprints scattered through the woods along the river — ghostly traces of a vanished era. It’s one of Missouri’s most atmospheric hiking experiences, combining nature and history in a way few state parks achieve.

Hiking and Mountain Biking Trails

TrailDistanceUseHighlights
River Scene Trail2.6 miHikingBluff-top views of Meramec River
Grotpeter Trail2.0 miHiking/MTBRidge-to-river with steep descents
Kiefer Creek Trail1.5 miHikingCreek-side walk, Lincoln Beach ruins
Lone Wolf Trail3.5 miMTBTechnical singletrack, rocky terrain
Chubb Trail6.0 miHiking/MTB/EquestrianMulti-use river trail
🚴 Mountain Biking: Castlewood is consistently ranked as one of the best mountain biking destinations in the St. Louis area. The Lone Wolf and Grotpeter trails offer technical singletrack with rocky sections, root gardens, and elevation changes. The Chubb Trail provides a longer, more moderate ride along the river. Trails can be muddy after rain — check conditions before visiting.

Frequently Asked Questions

What are the Lincoln Beach ruins at Castlewood?

Lincoln Beach was a resort town that flourished along the Meramec River in the early 1900s, featuring hotels, dance halls, and a riverfront promenade. Repeated flooding and the Great Depression led to its abandonment. Today, concrete foundations, staircase remnants, and building footprints can still be found scattered through the forest along several trails, creating an atmospheric blend of nature and local history.

Is there an entrance fee for Castlewood State Park?

No — Castlewood State Park is completely free to visit, with no entrance or parking fees. The park is open year-round from sunrise to sunset. This makes it one of the best free outdoor experiences in the St. Louis metro area.

Can you mountain bike at Castlewood?

Yes! Castlewood is one of the best mountain biking destinations in the St. Louis area. Key MTB trails include the Lone Wolf Trail (technical singletrack) and the Grotpeter Trail (ridge-to-river descents). The Chubb Trail offers a longer, moderate multi-use option. Trails can be muddy after rain, so check conditions before riding. Helmets are strongly recommended on all trails.

Frequently Asked Questions

Are Missouri state parks free?

Yes, all Missouri state parks are completely free to visit. There are no entrance fees, vehicle permits, or parking charges. Cave tours and camping have separate fees. This makes Missouri one of the most accessible park systems.

Can I take a cave tour at Missouri state parks?

Yes, Missouri is “The Cave State” and several parks offer guided cave tours including Onondaga Cave, Fisher Cave, Cathedral Cave, and Round Spring Cave. Tours require tickets and sell out on weekends — book in advance.

What are the best float trip parks in Missouri?

Top float trip parks include Round Spring, Alley Spring, and Big Spring along the Current and Jacks Fork Rivers. These Ozark rivers offer crystal-clear water and dramatic bluffs. Summer weekends are extremely popular.

What is the best time to visit Missouri state parks?

Spring brings dogwood blooms and rushing waterfalls. Summer is peak for floating and swimming. Fall offers beautiful Ozark foliage (October). Winter hiking is pleasant with fewer crowds. Parks are enjoyable year-round.

Explore More Missouri State Parks

Castlewood State Park is one of many outstanding state parks in Missouri. Discover more parks in our Best State Parks in Missouri guide, or use our Park Finder to search by activity, location, or features.

Sarah Mitchell

About the Author

Outdoor Editor & Trail Expert

Sarah Mitchell is an outdoor writer and trail researcher with over 8 years of experience exploring state parks across America. As the lead editor at AmericasStateParks.org, she has personally visited more than 200 parks in 42 states, logging thousands of trail miles and hundreds of campground nights. Sarah specializes in detailed park guides, accessibility information, and family-friendly outdoor planning. Her work focuses on helping first-time visitors feel confident and well-prepared for their state park adventures.

200+ state parks visited across 42 states | 8+ years of outdoor writing

Last updated: March 12, 2026

Park Location

Castlewood State Park, MO