Minnesota | St. Cloud Area

Sauk River

Rockville County Park to Heims Mill

Check current paddling conditions for this Sauk River route, including water level, recent gauge trend, weather, and route details.

Route location

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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

Need to know

Why this call
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Gauge history and hourly forecast

The top card is the quick read. This lower section keeps the longer gauge trend, gauge context, and hourly forecast together.

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Recent trend

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Quick facts and what's next

Distance, difficulty, shuttle basics, and the near-term outlook before you commit to the drive.

DifficultymoderateMost of the route is easy water, but 16.8 miles plus the DNR-noted Class I-II finish make this a more serious day than the shorter lower-Sauk cards.
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 the cleaner campsite-and-drinking-water staging story, but this still works best as a long day unless you deliberately plan a county-approved overnight split.
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.

Upcoming outlook

These are early planning reads. Re-check live conditions before you commit to the drive.

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Plan your trip

Launch points, shuttle details, distance, and access notes.

Access and shuttle

Launch at Rockville County Park and finish at Heims Mill for the longest lower-Sauk day route that still fits the product’s normal day-trip ceiling. This is the one-card choice when you want the full lower corridor plus the DNR-noted Class I-II mouth section.

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Start

Put-in

Rockville County Park carry-in access
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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
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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.

Plan this segment

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Access caveats and watch for

Access caveats

  • Rockville County Park has posted hours, drinking water, and a watercraft campsite, but local rules still override any stale assumptions when you arrive.
  • 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.
  • Because the route is long and the technical section comes late, it is worth scouting the take-out before you launch.

Watch for

  • Vegetation, shallow stretches, and extra drag when the St. Martin gauge trends toward 14 ft.
  • Boulder-filled Class I-II rapids in the final 2.5 miles, especially at lower water.
  • Snags and fallen trees where current narrows your options near the Mississippi confluence.
  • Private shoreline outside designated public accesses and campsites.
  • Fatigue on a 16.8-mile route whose technical section comes at the end.

Why this score

See the gauge, weather, and source notes behind today's call.

Read quality
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Today's evidence strength is checking

Evidence strength mostly comes down to three things: how direct the active gauge is, how clear the range is, and how fresh the data is.

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Gauge, thresholds, and timing

These are the live readings and threshold notes behind today's score.

Gauge siteSauk River nr St. Martin, CR12
Gauge heightChecking
DischargeChecking
24h trendChecking
24h changeChecking
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Rain last 24hChecking
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Target band15.00 ft to 17.00 ft
Low threshold14.00 ft
High threshold20.00 ft
Evidence strength behind the rangeOfficial data source
Gauge observedChecking
Paddle Today updatedChecking
Main source behind this scoreMN DNR river-level interpretation bands for Sauk River near St. Martin
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What to know before you go

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

  • Current level15.34 ft at 10:00 AM

    MN DNR listed the St. Martin gauge at 15.34 ft on July 13, 2026, which lands in the official Medium band.

    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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Sauk River paddling FAQ

What water level is good for paddling Sauk River?

Paddle Today watches Sauk River nr St. Martin, CR12 and treats 15.00 ft to 17.00 ft as the target band for this route, with weather and recent trend included in the final score.

Where does this Sauk River route start and end?

This route starts at Rockville County Park carry-in access and ends at Heims Mill Canoe Access, about 16.8 mi on the water.

Is this Sauk River route good for beginners?

This is listed as a moderate route. Expect more planning than an easy float, and use the live score, route notes, and source links before committing.

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Access, hazards, wood, and shuttle details change. Send a quick correction if something looks off.