Swimming at Lake St. Croix
Swimming at Lake St. Croix
Swimming at Lake St. Croix
4.5★★★★☆

Lake St. Croix

Minnesota · Midwest · USA

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Water Temp72°F
ClarityClear
DifficultyEasy
EntryFree
Best TimeJune through September
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Can you swim at Lake St. Croix? Yes. Public swimming – lifeguards on duty in season · sandy beach · free entry · best June through September.

Swimming Guide

What to expect at Lake St. Croix

YesPublic swimming
72°FSummer water
June through SeptemberBest months
ClearWater clarity
LakeWater type
CalmCalmness
3 sandy beachesSandy beaches
Yes - seasonalLifeguards
YesPiers & docks
Free parking at multiple public access…Parking
FreeCost
SuburbanLocation
Leashed onlyDogs

About Lake St. Croix

Lake St. Croix is a magnificent 34-mile-long river-lake straddling the Minnesota-Wisconsin border, offering swimmers a stunning natural escape with dramatic bluffs and pristine shorelines. This scenic gem captivates visitors with its clear waters, rocky outcrops, and lush forests that create an enchanting atmosphere perfect for water enthusiasts. The lake's character blends peaceful coves with more active river sections, providing diverse swimming experiences. Known for excellent water quality and remarkable natural beauty, Lake St. Croix serves as a popular destination for those seeking adventure and tranquility. The surrounding landscape features charming river towns, hiking trails, and abundant wildlife viewing opportunities. Practical tip: Arrive early on weekends to secure parking at popular access points, as peak times draw considerable crowds. Practical tip: Bring water shoes for rocky entry points and consider visiting during shoulder seasons like May or September for calmer conditions and fewer swimmers.

About This Lake

Swimming Conditions

Lake St. Croix offers clear to moderate water clarity with excellent visibility in most areas, making it ideal for swimming. Summer water temperatures range from 68 to 75 degrees Fahrenheit, providing comfortable swimming conditions typically from June through September. Depth varies significantly, with shallow areas near public beaches gradually deepening to over 80 feet in the main channel. Best swimming spots include Taylors Falls, William O'Brien State Park, and various public beach accesses along both shores. The lake experiences minimal currents in cove areas but stronger flow in the river channel sections. Safety considerations include watching for boat traffic on main lake areas and being aware of occasional strong currents near the dam. Lifeguards are typically seasonal, present during summer months at designated public beaches. Swimmers should always exercise caution and consider using life jackets, especially in deeper sections or when swimming alone.

Visitor Information

Lake St. Croix is located approximately 45 minutes northeast of Minneapolis-St. Paul, accessible via Highway 95 through scenic river towns. Parking is available at multiple public access points including William O'Brien State Park and Taylors Falls Regional Park, with ample free parking for visitors. Facilities include restrooms, picnic areas, boat launches, and camping at nearby state parks. The charming river towns of Taylors Falls and Stillwater offer excellent dining, lodging, and shopping options within minutes of lake access points. Accommodations range from budget-friendly motels to upscale bed-and-breakfasts in surrounding communities. Best visiting times are late May through early September for optimal swimming conditions. The area also features excellent hiking trails, historic sites, and state parks for extended visits. William O'Brien State Park provides campground facilities directly on the lake for overnight stays.

Things to Do

Beyond the swim

SwimmingKayaking & CanoeingPaddleboardingBoating & WaterskiingFishingHiking TrailsCampingPicnic Areas
Clear waterScenic bluffsFree entryRiver town charmExcellent hiking trails

Plan Your Visit

A day trip or a full weekend at Lake St. Croix

A Perfect Day at Lake St. Croix

Start your Lake St. Croix adventure early by heading to William O'Brien State Park, arriving by 9 AM to secure a good parking spot. Spend your morning swimming in the designated beach area, enjoying the clear waters and scenic shoreline views. Pack a picnic lunch and relax on the sandy beach while taking in the surrounding bluffs. In the afternoon, explore nearby hiking trails that offer panoramic lake views and forest scenery. Consider a kayaking excursion along coves for a different perspective of this stunning landscape. Finish your day watching the sunset from Taylors Falls while grabbing dinner at a local riverside restaurant. This itinerary balances water activities with land exploration, providing a comprehensive Lake St. Croix experience.

◆Swimming in clear waters
◆Scenic hiking trails
◆Local riverside dining
Arrive early to secure prime parking and avoid afternoon crowds. Pack a cooler with drinks and snacks to maximize your time in the water without frequent breaks.

Riverside Escape at Lake St. Croix

Day 1

Day 1: Arrive at Lake St. Croix by mid-morning and settle into your accommodations in Stillwater or Taylors Falls. Spend the afternoon swimming at your preferred public beach access point, exploring the clear waters and rocky shoreline. Enjoy an early dinner at a waterfront restaurant in one of the charming river towns. Evening activities include browsing local galleries, antique shops, and historic sites that showcase the area's heritage.

☾ Overnight: Stillwater or Taylors Falls

Day 2

Day 2: Start with breakfast at a local café, then head to William O'Brien State Park for morning swimming and nature walks. Explore scenic hiking trails featuring beautiful bluff views and forest landscapes. Enjoy a picnic lunch overlooking the lake, then either kayak along peaceful coves or visit nearby historic attractions. Depart in late afternoon with memories of pristine waters and charming river town hospitality.

Book accommodations well in advance during peak summer months. Explore both Minnesota and Wisconsin shores for varied scenery and dining options.

Getting There

45.4142, -92.7094

What to Bring

sunscreentowelwater shoeslife jacketsnackscamerainsect repellentfirst aid kit

Frequently Asked Questions

Is Lake St. Croix safe for swimming?

Yes, Lake St. Croix is generally safe for swimming with good water quality and clear visibility. Seasonal lifeguards are present at designated public beaches during summer months. Always exercise caution around boat traffic in main lake areas and be aware of currents near the dam.

What is the best time to swim at Lake St. Croix?

The best swimming season is June through September when water temperatures range from 68 to 75 degrees Fahrenheit. Peak conditions occur in July and August, though shoulder months like late May and early September offer fewer crowds and comfortable swimming temperatures.

Is there an entry fee at Lake St. Croix?

No, there is no entry fee for swimming at Lake St. Croix's public beach access areas. Parking is free at most public access points including William O'Brien State Park and Taylors Falls Regional Park.

What facilities are available at Lake St. Croix?

Facilities include restrooms, picnic areas, boat launches, and designated swimming beaches. William O'Brien State Park offers campground facilities, hiking trails, and additional amenities for extended visits. River towns nearby provide dining, lodging, and shopping options.

Can you camp near Lake St. Croix?

Yes, camping is available at William O'Brien State Park directly on the lake shore. Several other state parks in the surrounding area offer additional campground options. Private campgrounds and resorts are also located in nearby river towns like Stillwater and Taylors Falls.

📋 Sources & updates

Compiled from official park, state and lake-authority information.
Last checked 11 November 2026 · Conditions, fees and opening dates change – check with the lake manager before you go. Found something out of date? Send a correction.
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Researched by the Swimming Lakes team

Our guides are compiled from official park, state and lake-authority sources, then checked and updated regularly. Spot something out of date? Send us a correction.

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