Minnesota | St. Cloud Area

Sauk RiverRockville County Park to Heims Mill

Longer lower-Sauk planner that links the Rockville campsite put-in with the Heims Mill/Mississippi finish. Choose it when you want a full day plus the family rapid section in one route card.

Route location

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Open access map
Distance16.8 mi
DifficultyModerate
Typical timeAbout 5 hr 30 min to 7 hr 30 min
ShuttleCar shuttle
The Sauk River winds through a wooded winter corridor with ice along the banks and bright clouds overhead.
Route photoSauk River near SartellPhoto by Tony Webster via Wikimedia Commons
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Trip details

Access rules, camping and seasonal notes.

Permits, camping and season
PermitsNone notedNo special paddling permit is known for this Minnesota DNR water-trail segment. Follow posted county-park and city/county access rules at both ends.
CampingOptions nearbyRockville County Park has drinking water and a watercraft campsite near the put-in. At 16.8 miles, this is a long day unless you arrange a legal overnight stop; confirm campsite rules and availability with Stearns County.
SeasonApr-SepLate spring through early fall is the practical window. Low water hurts this route twice: it slows the long middle miles and can make the final rapid section rocky and awkward.

Access and shuttle

Launch at Rockville County Park and finish at Heims Mill for a 16.8-mile lower-Sauk day that includes the DNR-noted Class I-II rapids near the river mouth.

Access map

Skip map

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Start

Put-in

Rockville County Park carry-in access
DirectionsOpen map

Rockville County Park has posted hours, drinking water, and a watercraft campsite, but local rules still override any stale assumptions when you arrive.

Finish

Take-out

Heims Mill Canoe Access
DirectionsOpen map

Heims Mill is a managed carry-in with restroom and picnic amenities, not a broad paved ramp or a place to sort out a casual shuttle plan.

Road shuttle

Full lower-Sauk self-shuttle from Rockville County Park to Heims Mill. Put the take-out vehicle at Heims because the Mississippi-confluence finish is not where you want to improvise tired logistics.

Additional access notes
  • Because the route is long and the technical section comes late, it is worth scouting the take-out before you launch.
More route and safety guidance
  • Use the official 15 to 17 ft St. Martin band as level context, not clearance to run the rapids. Low water may make them impassable, while very high water is dangerous and not recommended.
  • Watch for snags and fallen trees, especially where current narrows your options. Use the named Rockville County Park and Heims Mill carry-ins and stop only at designated public sites because much of the shoreline is private.
Terms and safety
Plan this paddle

Choose your trip times

No account needed. Check the selected access points above, then choose both dates and times. For an overnight paddle, set take-out to the following date.

Trip schedule

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Conditions

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Tomorrow and the weekend

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Sources and methodology

Review source dates and published guidance below. We have not inspected this trip in person.

Data reliability: checking
Data status
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This rating reflects whether the gauge measures this part of the river, whether published water-level guidance is available, and how recently the data was updated.

  • Checking data sources and update times.
Water levels, published guidance and update times

These readings and published water-level limits help explain today’s score.

Gauge siteSauk River nr St. Martin, CR12
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Preferred range15.00 ft to 17.00 ft
Low threshold14.00 ft
High threshold20.00 ft
Evidence strength behind the rangeOfficial data source
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Paddle Today updatedChecking
Main source behind this scoreMN DNR river-level interpretation bands for Sauk River near St. Martin
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Published evidence and verification notes

These notes cover the access details, route quirks, and source caveats most likely to matter once you get there.

  • Gauge check during route review · July 13, 202615.34 ft at 10:00 AM

    This reading was saved when we checked the guide. It is not today’s water level. Check the current gauge and local conditions before paddling.

    Source

  • DNR bands14 / 15 / 17 / 20 ft

    MN DNR interprets the St. Martin gauge as Scrapable below 14 ft, Low from 14 to 15, Medium from 15 to 17, High from 17 to 20, and Very High above 20.

    Source

  • Route shape16.8 river miles

    MN DNR Map 2 places Rockville County Park at river mile 16.8 and Heims Mill at river mile 0.0.

    Source

  • Rapid finishClass I-II in final 2.5 mi

    MN DNR warns the last 2.5 miles offer nearly continuous Class I-II rapids and may not be passable at low water.

    Source

  • Camping and servicesWatercraft campsite at put-in

    Stearns County confirms Rockville County Park has a watercraft campsite and drinking water, while Heims Mill provides managed carry-in access, restroom, picnic area, and fishing.

    Source

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