We track 2 splash pads in Marietta — the 5th best-served city in Georgia. 1 of them are free.
Peak summer highs in Marietta average 85°F — warm enough for a splash pad through most of the season without being punishing at midday.
| Month | Average high |
|---|---|
| June | 82°F |
| July | 85°F |
| August | 84°F |
The things that decide a trip with small children — a toilet, some shade, somewhere to sit — are exactly what listings usually leave out. Across the 2 pads in Marietta:
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Marietta's flagship sprayground covers about 7,900 square feet with brightly colored sprinklers and jet sprays, and admission is $2 for Cobb County residents or $3 for nonresidents with online ticketing. Walking trails and a playground sit just outside the water area.
✓ Last confirmed for the 2026 season
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Sewell Park in east Marietta combines a splash pad with a swimming pool, giving families two ways to cool off in one visit. An entry fee is charged for access to the aquatic facilities.
✓ Last confirmed for the 2025 season
Know a splash pad we're missing in Marietta?Add it to the guide.