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Rubber Ducks, Live Music, and Local Charity: Rhythms at the River Walk Returns for Its 9th Year

The Cross Timbers Rotary Club's annual River Walk fundraiser brings duck racing, food trucks, and free live music to Flower Mound on Sept. 19.

Flower Mound Community Staff

By Flower Mound Community Staff

Published August 21, 2026 · Flower Mound Community

Energetic outdoor music festival crowd enjoying live performance in a park setting.

A Town Tradition Floats Back to the River Walk

Picture a few hundred rubber ducks bobbing downstream while a live band plays nearby, food truck smoke drifts through the September air, and kids dart between vendor booths clutching whatever they just won from a carnival game. That scene plays out every fall at the River Walk in Flower Mound, and on September 19 it happens for the ninth consecutive year.

The 9th Annual Rhythms at the River Walk & Duck Derby is the signature fundraiser of the Cross Timbers Rotary Club, and it has grown into one of the more reliably fun afternoons on the town’s calendar. Admission is free, the duck racing draws a crowd, and every dollar raised goes toward local charities.

What Actually Happens at This Thing

If you have never been, the format is straightforward. The River Walk area fills up with vendor booths, food trucks, and a stage pumping out live music. Kids have their own dedicated activities, which means parents can actually stop and eat without performing crowd control the entire time.

The duck derby is the centerpiece. Numbered rubber ducks are released into the water, and whoever sponsored a winning duck takes home a prize. It sounds simple, and it is — which is exactly why it works as a community gathering. There is no complicated itinerary, no reserved seating, and no tickets to buy at the gate.

The event is free to attend. The fundraising happens through duck sponsorships and other giving, so families can show up, spend the afternoon, and leave without having paid a cent if they choose — though most people end up supporting the cause in some fashion once they’re there.

Nine Years and Still Growing

Nine consecutive years is a meaningful run for any local event. A lot of community gatherings never make it past year two or three. The fact that Rhythms at the River Walk has held its date on the Flower Mound calendar this long says something about the Rotary Club’s organizational consistency and about the appetite residents have for an outdoor event that does not ask much of them beyond showing up.

The River Walk location is a natural fit. The area along River Walk Drive is one of the more pleasant stretches of public space in town — walkable, open, close enough to the water to feel like a destination rather than just a parking lot with a stage. Flower Mound does not have an obvious festival district, so the River Walk fills that role a few times each year, and Rhythms is its highest-profile booking.

The Rotary Connection

The Cross Timbers Rotary Club has been running this event as its primary annual fundraiser, channeling proceeds to local charitable causes. That structure — a free community event where the giving is built into the sponsorship model rather than a ticket price — tends to draw a broader cross-section of residents than a traditional ticketed gala would.

Rotary clubs in general operate on the premise that service and fellowship go together, and a duck race on a Saturday afternoon is a pretty good expression of that philosophy. People who would never attend a formal fundraising dinner show up for something like this with their kids and their lawn chairs.

Pairing It with the Rest of September

September 19 sits just outside the window of the town’s Movies in the Park series, which runs every Friday night in September at Heritage Park at 600 Spinks Road. The two programs don’t compete — they complement each other, giving residents multiple low-cost outdoor options before the weather turns.

The Lakeside Music Series at The Shops at Lakeside DFW also runs through November on Friday nights, so if live music outdoors is your preference, September in Flower Mound offers several chances to catch it without driving to Dallas.

Rhythms at the River Walk, though, is the only one of these that comes with rubber ducks.

Getting There

The River Walk is located in Flower Mound off River Walk Drive, easily accessible from the center of town. Parking in the area is available along surrounding streets and lots. Given that admission is free and the event runs during the day, traffic tends to build mid-morning and hold through the early afternoon, so arriving closer to the start time will give you more room to settle in before the crowds thicken.

For anyone wanting more detail on duck sponsorships or the specific lineup of activities before September 19, the Rhythms at the River Walk website has the current information.

Nine years in, this is not a new discovery. But if you have been meaning to go and keep missing it, this is the year to actually put it on the calendar.

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