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Floppin' Flounder 5K

location_on

Sullivans Island, South Carolina, United States

calendar_today 30 May, 2026

directions_run Running

language Official Website

sell $25.00 – $35.00

About the Event

Floppin’ Flounder 5K Run and Walk is one of Charleston’s favorite races.

Presented by the Charleston Running Club (CRC) with help from the Sullivan’s Island Fire & Rescue Department., this race has had a loyal following for over 25 years. We offer a 5K Run and a walk option, and all participants receive a race t-shirt and finishers medal.

Proceeds from Floppin’ Flounder benefit the Sullivan’s Island Fire & Rescue Dept., CRC, and other local charities.

Age group and award breakdown

Top 3 overall male and female
First Master (40 years and older) male and female
First Grandmaster (50 years and older) male and female
First Great Grandmaster (60 years and older) male and female
Top 3 in the following age groups ( age 1-10, 11-14 and under,15-19, 20-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80-84, 85 and over. )

In addition, we present the Peyton Moore award to the fastest boy and girl under age 12. This award is in memory of one of CRC’s youngest and most enthusiastic members, Peyton Moore, who passed away on June 4, 2013. Learn more about Peyton.

This event takes place rain or shine. It will be hot, so please hydrate!

Sponsorship Opportunities Available

The Charlie Post Classic 15K/5K is brought to you by the Charleston Running Club. To sponsor this event, Charlie Post Classic 15K/5K, or James Island Connector Run 5K/8K, check out our 2026 Sponsorship Guide.

Races Offered

5K (Kids 12 and under)

May 30, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

08:00

sell

$25.00

5K Run

May 30, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

08:00

sell

$35.00

5K Walk

May 30, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

08:00

sell

$35.00

Weather History

These values represent the 3-year monthly averages for May in Sullivans Island.

thermostat Temperature

18.5° / 28.1°

wb_sunny Feels like

19.0° / 28.6°

light_mode Avg sunshine hours

10h 15m

water_drop Avg rainfall

4.6 mm

ac_unit Avg snowfall

—

air Avg wind speed

10.1 km/h (Light breeze)

opacity Sweat loss rate

High

terrain Course conditions

Hard and dry surface

sunny Max UV Index

High (6.0)

humidity_mid Humidity

75.9%

wb_twilight Sunrise

06:25

nightlight Sunset

20:14

About Sullivans Island

Learn more about the host city, Sullivans Island.

Sullivan's Island, historically known as O'Sullivan's Island, is a town and island in Charleston County, South Carolina, United States, at the entrance to Charleston Harbor, with a population of 1,791 at the 2010 census, and 1,891 people in 2020. The town is part of the Charleston metropolitan area and is considered a very affluent suburb of Charleston.